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		<title>Cores – Parte 1: RGBA</title>
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		<pubDate>Sun, 06 Feb 2011 21:29:00 +0000</pubDate>
		<dc:creator>Dodilei</dc:creator>
				<category><![CDATA[Cores]]></category>
		<category><![CDATA[Introdução ao CSS3]]></category>

		<guid isPermaLink="false">http://www.css3.x4ids.com.br/?p=951</guid>
		<description><![CDATA[RGBA Olá Galera! vamos continuar nossos estudos depois de um bom tempo de pausa. Estou de volta e hoje veremos cores RGBA, vocês vão acompanhar meus estudos e avançar comigo. Antes definíamos as cores em CSS das seguintes formas: color: red; color: #ff0000; color: rgb(255,0,0); color: rgb(100%,0%,0%); Com o CSS3 o já conhecido modelo de [...]]]></description>
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<h2>RGBA</h2>
<hr />Olá Galera! vamos continuar nossos estudos depois de um bom tempo de pausa. Estou de volta e hoje veremos cores RGBA, vocês vão acompanhar meus estudos e avançar comigo.</p>
<p>Antes definíamos as cores em CSS das seguintes formas:</p>
<ul>
<li>color: red;</li>
<li>color: #ff0000;</li>
<li>color: rgb(255,0,0);</li>
<li>color: rgb(100%,0%,0%);</li>
</ul>
<p>Com o CSS3 o já conhecido modelo de cores RGB foi extendido nesta especificação para incluir <em>&#8220;alfa&#8221;</em> e permitir a especificação da opacidade de uma cor.<span id="more-951"></span></p>
<p>Ao contrário de valores RGB, não há a notação hexadecimal para um valor de RGBA.</p>
<p>O formato de um valor RGBA na notação funcional é &#8216;RGBA (&#8220;seguido por uma lista separada por vírgula de três valores numéricos (ou três valores inteiros ou três valores percentuais), seguido por um ).<br />
O valor inteiro de 255 corresponde a 100%. Exemplo: RGBA (255,255,255,0.8) = RGBA (100%, 100%, 100%, 0.8).</p>
<p>O valor da <span style="text-decoration: underline;">opacidade</span> varia entre <strong>0.1</strong> e <strong>1</strong>, sendo o último valor equivalente a nenhuma opacidade. O que antes era feito apenas usando imagens agora é totalmente possível de uma forma muito simples!</p>
<p>O RGBA pode ser usado como um valor em quaisquer propriedades que aceitem cor. Alguns exemplos Por exemplo:</p>
<ul>
<li>background-color</li>
<li>border-color</li>
<li>color</li>
</ul>
<p>Já vamos ver um exemplo do seu uso.</p>
<h3>Exemplos</h3>
<ul>
<li><span style="color: #993300;">RGBA com opacidade de 50%</span></li>
</ul>

<div class="wp_syntax"><div class="code"><pre class="css" style="font-family:monospace;"><span style="color: #cc00cc;">#RGBA</span> <span style="color: #00AA00;">&#123;</span>
<span style="color: #000000; font-weight: bold;">width</span><span style="color: #00AA00;">:</span> <span style="color: #933;">200px</span><span style="color: #00AA00;">;</span>
<span style="color: #000000; font-weight: bold;">height</span><span style="color: #00AA00;">:</span> <span style="color: #933;">100px</span><span style="color: #00AA00;">;</span>
<span style="color: #000000; font-weight: bold;">background</span><span style="color: #00AA00;">:</span> rgba<span style="color: #00AA00;">&#40;</span><span style="color: #cc66cc;">0</span><span style="color: #00AA00;">,</span><span style="color: #cc66cc;">0</span><span style="color: #00AA00;">,</span><span style="color: #cc66cc;">255</span><span style="color: #00AA00;">,</span><span style="color: #cc66cc;">0.5</span><span style="color: #00AA00;">&#41;</span><span style="color: #00AA00;">;</span> <span style="color: #808080; font-style: italic;">/*RGBA com opacidade de 50%*/</span>
<span style="color: #00AA00;">&#125;</span></pre></div></div>

<p style="width: 200px; height: 100px; background: rgba(0,0,255,0.5);">
<ul>
<li><span style="color: #993300;">Usando o <span style="text-decoration: underline;">RBGA</span> com porcentagem</span></li>
</ul>

<div class="wp_syntax"><div class="code"><pre class="css" style="font-family:monospace;"><span style="color: #cc00cc;">#RGBA</span> <span style="color: #00AA00;">&#123;</span>
<span style="color: #000000; font-weight: bold;">width</span><span style="color: #00AA00;">:</span> <span style="color: #933;">200px</span><span style="color: #00AA00;">;</span>
<span style="color: #000000; font-weight: bold;">height</span><span style="color: #00AA00;">:</span> <span style="color: #933;">100px</span><span style="color: #00AA00;">;</span>
<span style="color: #000000; font-weight: bold;">background</span><span style="color: #00AA00;">:</span> rgba<span style="color: #00AA00;">&#40;</span><span style="color: #933;">0%</span><span style="color: #00AA00;">,</span><span style="color: #933;">0%</span><span style="color: #00AA00;">,</span><span style="color: #933;">100%</span><span style="color: #00AA00;">,</span><span style="color: #cc66cc;">0.3</span><span style="color: #00AA00;">&#41;</span><span style="color: #00AA00;">;</span> <span style="color: #808080; font-style: italic;">/*RGBA com porcentagem e opacidade de 30%*/</span>
<span style="color: #00AA00;">&#125;</span></pre></div></div>

<p style="width: 200px; height: 100px; background: rgba(0%,0%,100%,0.3);">
<p><strong> </strong><br />
<strong>Funciona no:</strong> <img src="http://www.css3.x4ids.com.br/imagens/ie2.png" border="0" alt="ie2 Cores – Parte 1: RGBA"  title="Cores – Parte 1: RGBA" /><img src="http://www.css3.x4ids.com.br/imagens/firefox.png" border="0" alt="firefox Cores – Parte 1: RGBA"  title="Cores – Parte 1: RGBA" /><img src="http://www.css3.x4ids.com.br/imagens/chrome.png" border="0" alt="chrome Cores – Parte 1: RGBA"  title="Cores – Parte 1: RGBA" /><img src="http://www.css3.x4ids.com.br/imagens/safari.png" border="0" alt="safari Cores – Parte 1: RGBA"  title="Cores – Parte 1: RGBA" /><img src="http://www.css3.x4ids.com.br/imagens/opera2.png" border="0" alt="opera2 Cores – Parte 1: RGBA"  title="Cores – Parte 1: RGBA" /> <strong> </strong><br />
<strong> </strong><br />
<strong> </strong></p>
<h3>Outros exemplos</h3>
<ul>
<li><span style="color: #993300;">Mesclando o <span style="text-decoration: underline;">RGBA</span> com outras propriedades!</span></li>
</ul>

<div class="wp_syntax"><div class="code"><pre class="css" style="font-family:monospace;"><span style="color: #cc00cc;">#RGBA</span> <span style="color: #00AA00;">&#123;</span>
<span style="color: #000000; font-weight: bold;">font-size</span><span style="color: #00AA00;">:</span> <span style="color: #933;">18px</span><span style="color: #00AA00;">;</span>
<span style="color: #000000; font-weight: bold;">color</span><span style="color: #00AA00;">:</span> rgba<span style="color: #00AA00;">&#40;</span><span style="color: #cc66cc;">7</span><span style="color: #00AA00;">,</span> <span style="color: #cc66cc;">206</span><span style="color: #00AA00;">,</span> <span style="color: #cc66cc;">250</span><span style="color: #00AA00;">,</span> <span style="color: #cc66cc;">0.5</span><span style="color: #00AA00;">&#41;</span><span style="color: #00AA00;">;</span>
<span style="color: #000000; font-weight: bold;">text-shadow</span><span style="color: #00AA00;">:</span> <span style="color: #933;">18px</span> <span style="color: #933;">0px</span> <span style="color: #cc66cc;">0</span> <span style="color: #cc00cc;">#ad0918</span><span style="color: #00AA00;">;</span> <span style="color: #808080; font-style: italic;">/*usando o text-shadow*/</span>
<span style="color: #00AA00;">&#125;</span></pre></div></div>

<p><strong> </strong></p>
<p style="font-size: 78px; font-family: Impact; color: rgba(7, 206, 250, 0.5); text-shadow: 8px 0px 0 #ad0918;">Seja Criativo!</p>
<p><strong> </strong></p>
<ul>
<li><span style="color: #993300;">Com a novidade do <span style="text-decoration: underline;">RGBA</span> vai ficar:</span></li>
</ul>

<div class="wp_syntax"><div class="code"><pre class="css" style="font-family:monospace;"><span style="color: #cc00cc;">#RGBA</span> <span style="color: #00AA00;">&#123;</span>
<span style="color: #000000; font-weight: bold;">width</span><span style="color: #00AA00;">:</span> <span style="color: #933;">200px</span><span style="color: #00AA00;">;</span>
<span style="color: #000000; font-weight: bold;">height</span><span style="color: #00AA00;">:</span> <span style="color: #933;">100px</span><span style="color: #00AA00;">;</span>
<span style="color: #000000; font-weight: bold;">background</span><span style="color: #00AA00;">:</span> rgba<span style="color: #00AA00;">&#40;</span><span style="color: #cc66cc;">0</span><span style="color: #00AA00;">,</span><span style="color: #cc66cc;">0</span><span style="color: #00AA00;">,</span><span style="color: #cc66cc;">255</span><span style="color: #00AA00;">,</span><span style="color: #cc66cc;">0.7</span><span style="color: #00AA00;">&#41;</span><span style="color: #00AA00;">;</span>
box-shadow<span style="color: #00AA00;">:</span> <span style="color: #933;">10px</span> <span style="color: #933;">10px</span> <span style="color: #933;">5px</span> rgba<span style="color: #00AA00;">&#40;</span><span style="color: #cc66cc;">0</span><span style="color: #00AA00;">,</span><span style="color: #cc66cc;">0</span><span style="color: #00AA00;">,</span><span style="color: #cc66cc;">255</span><span style="color: #00AA00;">,</span><span style="color: #cc66cc;">0.3</span><span style="color: #00AA00;">&#41;</span><span style="color: #00AA00;">;</span> <span style="color: #808080; font-style: italic;">/*usando o RGBA com box-shadow*/</span>
<span style="color: #00AA00;">&#125;</span></pre></div></div>

<p><strong> </strong></p>
<p style="width: 200px; height: 100px; background: rgba(0,0,255,0.7); -moz-box-shadow: 10px 10px 5px #888; -webkit-box-shadow: 10px 10px 5px rgba(0,0,255,0.3);">
<p><strong> </strong><br />
<strong>Funciona no:</strong> <img src="http://www.css3.x4ids.com.br/imagens/ie2.png" border="0" alt="ie2 Cores – Parte 1: RGBA"  title="Cores – Parte 1: RGBA" /><img src="http://www.css3.x4ids.com.br/imagens/firefox.png" border="0" alt="firefox Cores – Parte 1: RGBA"  title="Cores – Parte 1: RGBA" /><img src="http://www.css3.x4ids.com.br/imagens/chrome.png" border="0" alt="chrome Cores – Parte 1: RGBA"  title="Cores – Parte 1: RGBA" /><img src="http://www.css3.x4ids.com.br/imagens/safari.png" border="0" alt="safari Cores – Parte 1: RGBA"  title="Cores – Parte 1: RGBA" /><img src="http://www.css3.x4ids.com.br/imagens/opera2.png" border="0" alt="opera2 Cores – Parte 1: RGBA"  title="Cores – Parte 1: RGBA" /></p>
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		</item>
		<item>
		<title>Cores</title>
		<link>http://www.css3.x4ids.com.br/introducao-ao-css3/cores/</link>
		<comments>http://www.css3.x4ids.com.br/introducao-ao-css3/cores/#comments</comments>
		<pubDate>Sun, 06 Feb 2011 10:20:56 +0000</pubDate>
		<dc:creator>Dodilei</dc:creator>
				<category><![CDATA[Cores]]></category>
		<category><![CDATA[Introdução ao CSS3]]></category>

		<guid isPermaLink="false">http://www.css3.x4ids.com.br/?p=831</guid>
		<description><![CDATA[Cores Continuando nossos estudos de CSS3 vamos agora passar pelo Módulo de Cores que nos dará diferentes maneiras de atribuir valores para nossas já conhecidas propriedades em CSS. Normalmente, quando trabalhamos com as cores em CSS, lidamos com o formato hexadecimal, que fica assim: #ABCDEF ou o formato rgb, que se parece com isso: rgb [...]]]></description>
			<content:encoded><![CDATA[<div class="tweetmeme_button" style="float: right; margin-left: 10px;">
			<a href="http://api.tweetmeme.com/share?url=http%3A%2F%2Fwww.css3.x4ids.com.br%2Fintroducao-ao-css3%2Fcores%2F"><br />
				<img src="http://api.tweetmeme.com/imagebutton.gif?url=http%3A%2F%2Fwww.css3.x4ids.com.br%2Fintroducao-ao-css3%2Fcores%2F&amp;style=normal&amp;b=2" height="61" width="50" title="Cores" alt=" Cores" /><br />
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<h2>Cores</h2>
<hr />Continuando nossos estudos de CSS3 vamos agora passar pelo Módulo de Cores que nos dará diferentes maneiras de atribuir valores para nossas já conhecidas propriedades em CSS.</p>
<p>Normalmente, quando trabalhamos com as cores em CSS, lidamos com o formato hexadecimal, que fica assim: #ABCDEF ou o formato <em>rgb</em>, que se parece com isso: rgb (171205239).</p>
<p>Iremos conhecer novas formas de manipulação de cores, com o uso de:</p>
<ul>
<li><em><a href="http://www.css3.x4ids.com.br/introducao-ao-css3/cores-parte-1-rgba/" target="_blank">RGBA</a></em> &#8211; (red, green, blue, alpha-opacity) que traduzimos como (Vermelho, Verde, Azul, Opacidade).</li>
<li><em>HSL</em> &#8211; (hue, saturation, lightness) que traduzimos como (Tom, Saturação, Luminosidade).</li>
<li><em>HSLA</em> &#8211; (hue, saturation, lightness, alpha-opacity) que traduzimos como (Tom, Saturação, Luminosidade, Opacidade).</li>
<li><em>Opacity</em> &#8211; Opacidade nos permite tornar o objeto CSS transparente.</li>
</ul>
<p>Atualmente o RGBA, HSL, HSLA e Opacity são suportados apenas nas versões mais recentes do Firefox, Opera, Safari e Chrome. Como não é novidade alguma no mundo web, não existem soluções para o Internet Explorer (manifesto desde já meu repúdio a ele).</p>
<p>No entanto, é claro que não vamos esperar o IE ter suporte as maravilhosas novidades CSS3 e nem iremos deixar de experimentá-las!</p>
<p>Até a próxima galera!</p>
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		<title>Backgrounds – Parte 6: Degradê Parte 2</title>
		<link>http://www.css3.x4ids.com.br/introducao-ao-css3/backgrounds-parte-6-degrade-parte-2/</link>
		<comments>http://www.css3.x4ids.com.br/introducao-ao-css3/backgrounds-parte-6-degrade-parte-2/#comments</comments>
		<pubDate>Thu, 18 Nov 2010 18:44:26 +0000</pubDate>
		<dc:creator>Dodilei</dc:creator>
				<category><![CDATA[Backgrounds]]></category>
		<category><![CDATA[Introdução ao CSS3]]></category>
		<category><![CDATA[Background]]></category>
		<category><![CDATA[ccs3]]></category>
		<category><![CDATA[Degradê]]></category>
		<category><![CDATA[degrade css3]]></category>
		<category><![CDATA[gradient]]></category>
		<category><![CDATA[linear-gradient]]></category>
		<category><![CDATA[parte-2]]></category>

		<guid isPermaLink="false">http://www.css3.x4ids.com.br/?p=911</guid>
		<description><![CDATA[Degradê Então galera! vamos continuar a parte 2 sobre Degradê usando apenas o CSS3 puro. Para quem não viu o anterior, acesse Backgrounds – Parte 5: Degradê Parte 1 Agora vamos entender como usar essa propriedade expressa através de ângulo. &#60;Ângulo&#62; Se definirmos a direção com o ângulo vai ficar: Se o é maior ou igual a 0deg e [...]]]></description>
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<h2>Degradê</h2>
<hr />Então galera! vamos continuar a parte 2 sobre Degradê usando apenas o CSS3 puro. Para quem não viu o anterior, acesse <a href="http://www.css3.x4ids.com.br/introducao-ao-css3/backgrounds-parte-5-degrade-parte-1/" target="_blank">Backgrounds – Parte 5: Degradê Parte 1</a></p>
<p>Agora vamos entender como usar essa propriedade expressa através de <span style="text-decoration: underline;">ângulo</span>.<span id="more-911"></span></p>
<h3><span style="color: #993300;">&lt;Ângulo&gt;</span></h3>
<p>Se definirmos a direção com o <span style="text-decoration: underline;">ângulo</span> vai ficar:</p>
<ul>
<li>Se o é maior ou igual a 0deg e menos de 90deg, o ponto de partida da linha de gradiente é o canto esquerdo inferior da caixa de gradiente.</li>
<li>Se o é maior ou igual a 90deg e menos 180deg então, o ponto de partida da linha de gradiente é o canto direito inferior da caixa de gradiente.</li>
<li>Se o é maior ou igual a 180deg e menos 270deg então, o ponto de partida da linha de gradiente é o canto superior direito da caixa de gradiente.</li>
<li>Se o é maior ou igual a 270deg e menos 360deg então, o ponto de partida da linha de gradiente é o canto superior esquerdo da caixa de gradiente.</li>
</ul>
<p>Se tanto o posicionamento quanto o ângulo são especificados, o <span style="text-decoration: underline;">ponto de partida</span> do degradê é determinado pelo posicionamento, o degradê de linha se estende ao ângulo, e o <span style="text-decoration: underline;">ponto final</span> é determinado de forma semelhante ao caso anterior &#8211; com base no ângulo.</p>
<p>Se ambos forem omitidos(posicionamento e ângulo), isso equivale a simples especificação de &#8220;top&#8221; para o <span style="text-decoration: underline;">ponto de partida</span>. Ou seja, ele define um gradiente vertical, começando no topo e terminando na parte inferior.</p>
<h3>Exemplo</h3>
<p>Como sempre, a melhor maneira de se aprender é fazendo, então vamos aos exemplos usando o <em><span style="text-decoration: underline;">ângulo</span></em>:</p>
<ul>
<li><span style="color: #993300;">Degradê superior ESQUERDA(Left) para Inferior DIREITA(Right)</span></li>
</ul>

<div class="wp_syntax"><div class="code"><pre class="css" style="font-family:monospace;"><span style="color: #cc00cc;">#degrade</span> <span style="color: #00AA00;">&#123;</span>
<span style="color: #000000; font-weight: bold;">width</span><span style="color: #00AA00;">:</span> <span style="color: #933;">300px</span><span style="color: #00AA00;">;</span>
<span style="color: #000000; font-weight: bold;">height</span><span style="color: #00AA00;">:</span> <span style="color: #933;">150px</span><span style="color: #00AA00;">;</span>
<span style="color: #000000; font-weight: bold;">background</span><span style="color: #00AA00;">:</span> -moz-linear-gradient<span style="color: #00AA00;">&#40;</span><span style="color: #000000; font-weight: bold;">left</span> <span style="color: #000000; font-weight: bold;">top</span> 315deg<span style="color: #00AA00;">,</span> <span style="color: #cc00cc;">#00abeb</span><span style="color: #00AA00;">,</span> <span style="color: #cc00cc;">#fff</span><span style="color: #00AA00;">&#41;</span><span style="color: #00AA00;">;</span> <span style="color: #808080; font-style: italic;">/*para o Firefox*/</span>
<span style="color: #000000; font-weight: bold;">background</span><span style="color: #00AA00;">:</span> -webkit-gradient<span style="color: #00AA00;">&#40;</span>linear<span style="color: #00AA00;">,</span> <span style="color: #000000; font-weight: bold;">left</span> <span style="color: #000000; font-weight: bold;">top</span><span style="color: #00AA00;">,</span> <span style="color: #000000; font-weight: bold;">right</span> <span style="color: #000000; font-weight: bold;">bottom</span><span style="color: #00AA00;">,</span> from<span style="color: #00AA00;">&#40;</span><span style="color: #cc00cc;">#00abeb</span><span style="color: #00AA00;">&#41;</span><span style="color: #00AA00;">,</span> to<span style="color: #00AA00;">&#40;</span><span style="color: #cc00cc;">#fff</span><span style="color: #00AA00;">&#41;</span><span style="color: #00AA00;">&#41;</span><span style="color: #00AA00;">;</span> <span style="color: #808080; font-style: italic;">/*para navegores Webkit*/</span>
<span style="color: #00AA00;">&#125;</span></pre></div></div>

<p style="width: 300px; height: 150px; background: -moz-linear-gradient(left top 315deg, #00abeb, #fff); background: -webkit-gradient(linear, left top, right bottom, from(#00abeb), to(#fff));">
<p><strong>Funciona no:</strong> <img src="http://www.css3.x4ids.com.br/imagens/ie2.png" border="0" alt="ie2 Backgrounds – Parte 6: Degradê Parte 2"  title="Backgrounds – Parte 6: Degradê Parte 2" /><img src="http://www.css3.x4ids.com.br/imagens/firefox.png" border="0" alt="firefox Backgrounds – Parte 6: Degradê Parte 2"  title="Backgrounds – Parte 6: Degradê Parte 2" /><img src="http://www.css3.x4ids.com.br/imagens/chrome.png" border="0" alt="chrome Backgrounds – Parte 6: Degradê Parte 2"  title="Backgrounds – Parte 6: Degradê Parte 2" /><img src="http://www.css3.x4ids.com.br/imagens/safari.png" border="0" alt="safari Backgrounds – Parte 6: Degradê Parte 2"  title="Backgrounds – Parte 6: Degradê Parte 2" /><img src="http://www.css3.x4ids.com.br/imagens/opera2.png" border="0" alt="opera2 Backgrounds – Parte 6: Degradê Parte 2"  title="Backgrounds – Parte 6: Degradê Parte 2" /> <strong> </strong></p>
<ul>
<li><span style="color: #993300;">Degradê superior Inferior DIREITA(Right) para ESQUERDA(Left)</span></li>
</ul>

<div class="wp_syntax"><div class="code"><pre class="css" style="font-family:monospace;"><span style="color: #cc00cc;">#degrade</span> <span style="color: #00AA00;">&#123;</span>
<span style="color: #000000; font-weight: bold;">width</span><span style="color: #00AA00;">:</span> <span style="color: #933;">300px</span><span style="color: #00AA00;">;</span>
<span style="color: #000000; font-weight: bold;">height</span><span style="color: #00AA00;">:</span> <span style="color: #933;">150px</span><span style="color: #00AA00;">;</span>
<span style="color: #000000; font-weight: bold;">background</span><span style="color: #00AA00;">:</span> -moz-linear-gradient<span style="color: #00AA00;">&#40;</span><span style="color: #000000; font-weight: bold;">right</span> <span style="color: #000000; font-weight: bold;">top</span> 225deg<span style="color: #00AA00;">,</span> <span style="color: #cc00cc;">#00abeb</span><span style="color: #00AA00;">,</span> <span style="color: #cc00cc;">#fff</span><span style="color: #00AA00;">&#41;</span><span style="color: #00AA00;">;</span> <span style="color: #808080; font-style: italic;">/*para o Firefox*/</span>
<span style="color: #000000; font-weight: bold;">background</span><span style="color: #00AA00;">:</span> -webkit-gradient<span style="color: #00AA00;">&#40;</span>linear<span style="color: #00AA00;">,</span> <span style="color: #000000; font-weight: bold;">right</span> <span style="color: #000000; font-weight: bold;">top</span><span style="color: #00AA00;">,</span> <span style="color: #000000; font-weight: bold;">left</span> <span style="color: #000000; font-weight: bold;">bottom</span><span style="color: #00AA00;">,</span> from<span style="color: #00AA00;">&#40;</span><span style="color: #cc00cc;">#00abeb</span><span style="color: #00AA00;">&#41;</span><span style="color: #00AA00;">,</span> to<span style="color: #00AA00;">&#40;</span><span style="color: #cc00cc;">#fff</span><span style="color: #00AA00;">&#41;</span><span style="color: #00AA00;">&#41;</span><span style="color: #00AA00;">;</span> <span style="color: #808080; font-style: italic;">/*para navegores Webkit*/</span>
<span style="color: #00AA00;">&#125;</span></pre></div></div>

<p style="width: 300px; height: 150px; background: -moz-linear-gradient(right top 225deg, #00abeb, #fff); background: -webkit-gradient(linear, right top, left bottom, from(#00abeb), to(#fff));">
<p><strong>Funciona no:</strong> <img src="http://www.css3.x4ids.com.br/imagens/ie2.png" border="0" alt="ie2 Backgrounds – Parte 6: Degradê Parte 2"  title="Backgrounds – Parte 6: Degradê Parte 2" /><img src="http://www.css3.x4ids.com.br/imagens/firefox.png" border="0" alt="firefox Backgrounds – Parte 6: Degradê Parte 2"  title="Backgrounds – Parte 6: Degradê Parte 2" /><img src="http://www.css3.x4ids.com.br/imagens/chrome.png" border="0" alt="chrome Backgrounds – Parte 6: Degradê Parte 2"  title="Backgrounds – Parte 6: Degradê Parte 2" /><img src="http://www.css3.x4ids.com.br/imagens/safari.png" border="0" alt="safari Backgrounds – Parte 6: Degradê Parte 2"  title="Backgrounds – Parte 6: Degradê Parte 2" /><img src="http://www.css3.x4ids.com.br/imagens/opera2.png" border="0" alt="opera2 Backgrounds – Parte 6: Degradê Parte 2"  title="Backgrounds – Parte 6: Degradê Parte 2" /> <strong> </strong></p>
<ul>
<li><span style="color: #993300;">Degradê superior ESQUERDA(Left) brilhante para Inferior DIREITA(Right)</span></li>
</ul>

<div class="wp_syntax"><div class="code"><pre class="css" style="font-family:monospace;"><span style="color: #cc00cc;">#degrade</span> <span style="color: #00AA00;">&#123;</span>
<span style="color: #000000; font-weight: bold;">width</span><span style="color: #00AA00;">:</span> <span style="color: #933;">300px</span><span style="color: #00AA00;">;</span>
<span style="color: #000000; font-weight: bold;">height</span><span style="color: #00AA00;">:</span> <span style="color: #933;">150px</span><span style="color: #00AA00;">;</span>
<span style="color: #000000; font-weight: bold;">background</span><span style="color: #00AA00;">:</span> -moz-linear-gradient<span style="color: #00AA00;">&#40;</span><span style="color: #000000; font-weight: bold;">left</span> <span style="color: #000000; font-weight: bold;">top</span> 315deg<span style="color: #00AA00;">,</span> orange<span style="color: #00AA00;">,</span> <span style="color: #993333;">yellow</span> <span style="color: #933;">30%</span><span style="color: #00AA00;">,</span> <span style="color: #993333;">white</span> <span style="color: #933;">40%</span><span style="color: #00AA00;">&#41;</span><span style="color: #00AA00;">;</span> <span style="color: #808080; font-style: italic;">/*para o Firefox*/</span>
<span style="color: #000000; font-weight: bold;">background</span><span style="color: #00AA00;">:</span> -webkit-gradient<span style="color: #00AA00;">&#40;</span>linear<span style="color: #00AA00;">,</span> <span style="color: #000000; font-weight: bold;">left</span> <span style="color: #000000; font-weight: bold;">top</span><span style="color: #00AA00;">,</span> <span style="color: #000000; font-weight: bold;">right</span> <span style="color: #000000; font-weight: bold;">bottom</span><span style="color: #00AA00;">,</span> from<span style="color: #00AA00;">&#40;</span>orange<span style="color: #00AA00;">&#41;</span><span style="color: #00AA00;">,</span> color-stop<span style="color: #00AA00;">&#40;</span><span style="color: #933;">30%</span><span style="color: #00AA00;">,</span> <span style="color: #993333;">yellow</span><span style="color: #00AA00;">&#41;</span><span style="color: #00AA00;">,</span> color-stop<span style="color: #00AA00;">&#40;</span><span style="color: #933;">40%</span><span style="color: #00AA00;">,</span> <span style="color: #993333;">white</span><span style="color: #00AA00;">&#41;</span><span style="color: #00AA00;">&#41;</span><span style="color: #00AA00;">;</span> <span style="color: #808080; font-style: italic;">/*para navegores Webkit*/</span>
<span style="color: #00AA00;">&#125;</span></pre></div></div>

<p style="width: 300px; height: 150px; background: -moz-linear-gradient(left top 315deg, orange, yellow 30%, white 40%); background: -webkit-gradient(linear, left top, right bottom, from(orange), color-stop(30%, yellow), color-stop(40%, white));">
<p><strong>Funciona no:</strong> <img src="http://www.css3.x4ids.com.br/imagens/ie2.png" border="0" alt="ie2 Backgrounds – Parte 6: Degradê Parte 2"  title="Backgrounds – Parte 6: Degradê Parte 2" /><img src="http://www.css3.x4ids.com.br/imagens/firefox.png" border="0" alt="firefox Backgrounds – Parte 6: Degradê Parte 2"  title="Backgrounds – Parte 6: Degradê Parte 2" /><img src="http://www.css3.x4ids.com.br/imagens/chrome.png" border="0" alt="chrome Backgrounds – Parte 6: Degradê Parte 2"  title="Backgrounds – Parte 6: Degradê Parte 2" /><img src="http://www.css3.x4ids.com.br/imagens/safari.png" border="0" alt="safari Backgrounds – Parte 6: Degradê Parte 2"  title="Backgrounds – Parte 6: Degradê Parte 2" /><img src="http://www.css3.x4ids.com.br/imagens/opera2.png" border="0" alt="opera2 Backgrounds – Parte 6: Degradê Parte 2"  title="Backgrounds – Parte 6: Degradê Parte 2" /> <strong> </strong></p>
<h3><span style="color: #993300;">&lt;color-stop&gt;</span></h3>
<p>Posições podem ser especificadas ao longo do eixo do degradê com uma cor para cada uma delas, chamadas de &#8220;color-stops&#8221;, e as áreas entre cada color-stop tem uma transição suave entre si.</p>
<p>Qualquer cor no degradê forma uma linha reta que é perpendicular ao eixo de inclinação. Na imagem abaixo, o eixo do degradê começa a partir do canto superior esquerdo da div, e é direcionado a um ângulo de 45 graus(315deg). Dois color-stops são especificados, vermelho e azul.</p>
<h3>Exemplo</h3>
<p>Então vamos aos exemplos usando o <em><span style="text-decoration: underline;">color-stop</span></em>:</p>

<div class="wp_syntax"><div class="code"><pre class="css" style="font-family:monospace;"><span style="color: #cc00cc;">#degrade</span> <span style="color: #00AA00;">&#123;</span>
<span style="color: #000000; font-weight: bold;">width</span><span style="color: #00AA00;">:</span> <span style="color: #933;">300px</span><span style="color: #00AA00;">;</span>
<span style="color: #000000; font-weight: bold;">height</span><span style="color: #00AA00;">:</span> <span style="color: #933;">150px</span><span style="color: #00AA00;">;</span>
<span style="color: #000000; font-weight: bold;">background</span><span style="color: #00AA00;">:</span> -moz-linear-gradient<span style="color: #00AA00;">&#40;</span><span style="color: #000000; font-weight: bold;">left</span> <span style="color: #000000; font-weight: bold;">top</span> 315deg<span style="color: #00AA00;">,</span> <span style="color: #993333;">red</span><span style="color: #00AA00;">,</span> <span style="color: #000000; font-weight: bold;">blue</span><span style="color: #00AA00;">&#41;</span><span style="color: #00AA00;">;</span> <span style="color: #808080; font-style: italic;">/*para o Firefox*/</span>
<span style="color: #000000; font-weight: bold;">background</span><span style="color: #00AA00;">:</span> -webkit-gradient<span style="color: #00AA00;">&#40;</span>linear<span style="color: #00AA00;">,</span> <span style="color: #000000; font-weight: bold;">left</span> <span style="color: #000000; font-weight: bold;">top</span><span style="color: #00AA00;">,</span> <span style="color: #000000; font-weight: bold;">right</span> <span style="color: #000000; font-weight: bold;">bottom</span><span style="color: #00AA00;">,</span> from<span style="color: #00AA00;">&#40;</span><span style="color: #993333;">red</span><span style="color: #00AA00;">&#41;</span><span style="color: #00AA00;">,</span> to<span style="color: #00AA00;">&#40;</span><span style="color: #000000; font-weight: bold;">blue</span><span style="color: #00AA00;">&#41;</span><span style="color: #00AA00;">&#41;</span><span style="color: #00AA00;">;</span> <span style="color: #808080; font-style: italic;">/*para navegores Webkit*/</span>
<span style="color: #00AA00;">&#125;</span></pre></div></div>

<p style="width: 300px; height: 150px; background: -moz-linear-gradient(left top 315deg, red, blue); background: -webkit-gradient(linear, left top, right bottom, from(red), to(blue));">
<p><strong>Funciona no:</strong> <img src="http://www.css3.x4ids.com.br/imagens/ie2.png" border="0" alt="ie2 Backgrounds – Parte 6: Degradê Parte 2"  title="Backgrounds – Parte 6: Degradê Parte 2" /><img src="http://www.css3.x4ids.com.br/imagens/firefox.png" border="0" alt="firefox Backgrounds – Parte 6: Degradê Parte 2"  title="Backgrounds – Parte 6: Degradê Parte 2" /><img src="http://www.css3.x4ids.com.br/imagens/chrome.png" border="0" alt="chrome Backgrounds – Parte 6: Degradê Parte 2"  title="Backgrounds – Parte 6: Degradê Parte 2" /><img src="http://www.css3.x4ids.com.br/imagens/safari.png" border="0" alt="safari Backgrounds – Parte 6: Degradê Parte 2"  title="Backgrounds – Parte 6: Degradê Parte 2" /><img src="http://www.css3.x4ids.com.br/imagens/opera2.png" border="0" alt="opera2 Backgrounds – Parte 6: Degradê Parte 2"  title="Backgrounds – Parte 6: Degradê Parte 2" /> <strong> </strong></p>
<h3>Múltiplas color-stop</h3>
<p>O color-stop especifica um valor de cor intermediária e esse valor é composto da cor, e cada cor adicionada é seguida por uma parada definida por vírgula (&#8220;,&#8221;).</p>

<div class="wp_syntax"><div class="code"><pre class="css" style="font-family:monospace;"><span style="color: #cc00cc;">#degrade</span> <span style="color: #00AA00;">&#123;</span>
<span style="color: #000000; font-weight: bold;">width</span><span style="color: #00AA00;">:</span> <span style="color: #933;">300px</span><span style="color: #00AA00;">;</span>
<span style="color: #000000; font-weight: bold;">height</span><span style="color: #00AA00;">:</span> <span style="color: #933;">150px</span><span style="color: #00AA00;">;</span>
<span style="color: #000000; font-weight: bold;">background-image</span><span style="color: #00AA00;">:</span> -moz-linear-gradient<span style="color: #00AA00;">&#40;</span><span style="color: #000000; font-weight: bold;">left</span><span style="color: #00AA00;">,</span> <span style="color: #993333;">red</span><span style="color: #00AA00;">,</span> orange<span style="color: #00AA00;">,</span> <span style="color: #993333;">yellow</span><span style="color: #00AA00;">,</span> <span style="color: #993333;">green</span><span style="color: #00AA00;">,</span> <span style="color: #000000; font-weight: bold;">blue</span><span style="color: #00AA00;">,</span> indigo<span style="color: #00AA00;">,</span> violet<span style="color: #00AA00;">&#41;</span><span style="color: #00AA00;">;</span> <span style="color: #808080; font-style: italic;">/*para o Firefox*/</span>
ackground<span style="color: #00AA00;">:</span> -webkit-gradient<span style="color: #00AA00;">&#40;</span>linear<span style="color: #00AA00;">,</span> <span style="color: #000000; font-weight: bold;">left</span> <span style="color: #993333;">center</span><span style="color: #00AA00;">,</span> <span style="color: #000000; font-weight: bold;">right</span> <span style="color: #993333;">center</span><span style="color: #00AA00;">,</span> from<span style="color: #00AA00;">&#40;</span><span style="color: #993333;">red</span><span style="color: #00AA00;">&#41;</span><span style="color: #00AA00;">,</span> color-stop<span style="color: #00AA00;">&#40;</span><span style="color: #933;">18%</span><span style="color: #00AA00;">,</span> orange<span style="color: #00AA00;">&#41;</span><span style="color: #00AA00;">,</span> color-stop<span style="color: #00AA00;">&#40;</span><span style="color: #933;">34%</span><span style="color: #00AA00;">,</span> <span style="color: #993333;">yellow</span><span style="color: #00AA00;">&#41;</span><span style="color: #00AA00;">,</span> color-stop<span style="color: #00AA00;">&#40;</span><span style="color: #933;">47%</span><span style="color: #00AA00;">,</span> <span style="color: #993333;">green</span><span style="color: #00AA00;">&#41;</span><span style="color: #00AA00;">,</span> color-stop<span style="color: #00AA00;">&#40;</span><span style="color: #933;">67%</span><span style="color: #00AA00;">,</span> <span style="color: #000000; font-weight: bold;">blue</span><span style="color: #00AA00;">&#41;</span><span style="color: #00AA00;">,</span> color-stop<span style="color: #00AA00;">&#40;</span><span style="color: #933;">84%</span><span style="color: #00AA00;">,</span> indigo<span style="color: #00AA00;">&#41;</span><span style="color: #00AA00;">,</span> to<span style="color: #00AA00;">&#40;</span>violet<span style="color: #00AA00;">&#41;</span><span style="color: #00AA00;">&#41;</span><span style="color: #00AA00;">;</span> <span style="color: #808080; font-style: italic;">/*para navegores Webkit*/</span>
<span style="color: #00AA00;">&#125;</span></pre></div></div>

<p style="width: 300px; height: 150px; background-image: -moz-linear-gradient(left, red, orange, yellow, green, blue, indigo, violet); background: -webkit-gradient(linear, left center, right center, from(red), color-stop(18%, orange), color-stop(34%, yellow), color-stop(47%, green), color-stop(67%, blue), color-stop(84%, indigo), to(violet));">
<p><strong>Funciona no:</strong> <img src="http://www.css3.x4ids.com.br/imagens/ie2.png" border="0" alt="ie2 Backgrounds – Parte 6: Degradê Parte 2"  title="Backgrounds – Parte 6: Degradê Parte 2" /><img src="http://www.css3.x4ids.com.br/imagens/firefox.png" border="0" alt="firefox Backgrounds – Parte 6: Degradê Parte 2"  title="Backgrounds – Parte 6: Degradê Parte 2" /><img src="http://www.css3.x4ids.com.br/imagens/chrome.png" border="0" alt="chrome Backgrounds – Parte 6: Degradê Parte 2"  title="Backgrounds – Parte 6: Degradê Parte 2" /><img src="http://www.css3.x4ids.com.br/imagens/safari.png" border="0" alt="safari Backgrounds – Parte 6: Degradê Parte 2"  title="Backgrounds – Parte 6: Degradê Parte 2" /><img src="http://www.css3.x4ids.com.br/imagens/opera2.png" border="0" alt="opera2 Backgrounds – Parte 6: Degradê Parte 2"  title="Backgrounds – Parte 6: Degradê Parte 2" /> <strong> </strong></p>
<h3>Extras</h3>
<p>Agora pra galerinha que quer uma mãozinha, ai vai alguns sites que possuem ferramentas online para ajudar na hora de cria seu degradê CSS3, podendo já serem aplicados em menus.</p>
<p><a href="http://gradients.glrzad.com/" target="_blank">Ferramenta Online de Menu em Degradê</a><br />
<a href="http://www.colorzilla.com/gradient-editor/" target="_blank">Ultimate CSS Gradient Generator</a><br />
<strong> </strong></p>
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		<title>Backgrounds – Parte 5: Degradê Parte 1</title>
		<link>http://www.css3.x4ids.com.br/introducao-ao-css3/backgrounds-parte-5-degrade-parte-1/</link>
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		<pubDate>Fri, 29 Oct 2010 20:05:00 +0000</pubDate>
		<dc:creator>Dodilei</dc:creator>
				<category><![CDATA[Backgrounds]]></category>
		<category><![CDATA[Introdução ao CSS3]]></category>
		<category><![CDATA[Background]]></category>
		<category><![CDATA[ccs3]]></category>
		<category><![CDATA[Degradê]]></category>
		<category><![CDATA[degrade css3]]></category>
		<category><![CDATA[gradient]]></category>
		<category><![CDATA[linear-gradient]]></category>
		<category><![CDATA[parte-1]]></category>

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		<description><![CDATA[Degradê Então pessoal! desta vez vamos aprender como conseguir o efeito Degradê usando apenas o CSS3 puro. Assim como outras novidades trazidas pelo CSS3, nos possibilita criar efeitos que nos liberta da escravidão das imagens. O recurso degradê em CSS foi introduzido pela Webkit por cerca de dois anos, mas raramente foi utilizado devido à [...]]]></description>
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<h2>Degradê</h2>
<hr />Então pessoal! desta vez vamos aprender como conseguir o efeito Degradê usando apenas o CSS3 puro. Assim como outras novidades trazidas pelo CSS3, nos possibilita criar efeitos que nos liberta da escravidão das imagens.</p>
<p>O recurso degradê em CSS foi introduzido pela Webkit por cerca de dois anos, mas raramente foi utilizado devido à incompatibilidade com a maioria dos browers. Mas agora com o Firefox 3.6 +, também dando suporte, podemos criar o estilo de degradê sem ter de criar uma imagem.<span id="more-870"></span></p>
<p>Portanto navegadores modernos baseados em <strong>-moz</strong> e <strong>-webkit</strong> terão suporte adequado a esta propriedade que atualmente é aceita apenas no Chrome, Firefox e Safari em suas versões recentes.</p>
<p><span style="color: #993300;"><strong><em>Mozilla</em></strong><span style="color: #993300;"> e </span><strong><em>Webkit</em></strong><span style="color: #993300;"> geralmente adotam a mesma sintaxe para propriedades CSS3, mas infelizmente isso não acontece com o degradê. E a sintaxe definida por convenção pela </span><strong><a href="http://dev.w3.org/csswg/css3-images/#gradients" target="_blank">W3C</a></strong><span style="color: #993300;"> foi adotada pelo Firefox, e é nela que temos que prestar atenção. Mas para podermos apresentar o efeito degradê em navegadores baseados em -webkit como Chorme e Safari também colocaremos no código.</span></span></p>
<p><span style="color: #993300;"><span style="color: #993300;"><strong><span style="color: #993300;">OBS: Lembrando-se que para usar a propriedade no Mozilla Firefox utiliamos -moz- antes da propriedade.</span></strong></span></span></p>
<p>Existem dois tipos básicos de degradê definidos atualmente, <span style="text-decoration: underline;">linear</span> e <em><span style="text-decoration: underline;">radial</span></em>. E são especificados pelo <em><strong>linear-gradient</strong></em> e <strong><em>radial-gradient</em></strong>.</p>
<p>Podemos usá-las como <em>valores</em> em quaisquer <em>propriedades</em> que aceitem imagens. Por exemplo:</p>
<ul>
<li>background-image</li>
<li>border-image</li>
<li>list-style-image</li>
<li>content</li>
</ul>
<h3>Linear Gradient</h3>
<p>Um degradê linear é aquele que muda de cor em um eixo em linha reta do objeto em questão.</p>
<h4><strong>Declaração da sintaxe:</strong></h4>

<div class="wp_syntax"><div class="code"><pre class="css" style="font-family:monospace;">-moz-linear-gradient<span style="color: #00AA00;">&#40;</span>posição ou ângulo<span style="color: #00AA00;">,</span> cor-de-partida<span style="color: #00AA00;">,</span> cor-final<span style="color: #00AA00;">&#41;</span><span style="color: #00AA00;">;</span></pre></div></div>

<p>O primeiro argumento para a função especifica a linha que dá ao degradê uma direção e determina como as cores são posicionadas. Ela pode ser expressa através de <em><span style="text-decoration: underline;">posicionamento</span></em> ou através de <em><span style="text-decoration: underline;">ângulo</span></em>.</p>
<h3><span style="color: #993300;">&lt;Posicionamento&gt;</span></h3>
<p>Para ajudar vai aqui os valores válidos se utilizarmos o <em><span style="text-decoration: underline;">posicionamento</span></em>:</p>
<ul>
<li>x-pos y-pos</li>
<li>x-% y-%</li>
<li>top left</li>
<li>top center</li>
<li>top right</li>
<li>center left</li>
<li>center center</li>
<li>center right</li>
<li>bottom left</li>
<li>bottom center</li>
<li>bottom right</li>
</ul>
<h3>Exemplo</h3>
<p>A melhor maneira de se aprender é fazendo, então vamos aos exemplos usando o <em><span style="text-decoration: underline;">posicionamento</span></em>:</p>
<ul>
<li><span style="color: #993300;">Degradê da ESQUERDA(Left) para DIREITA(Right)</span></li>
</ul>

<div class="wp_syntax"><div class="code"><pre class="css" style="font-family:monospace;"><span style="color: #cc00cc;">#degrade</span> <span style="color: #00AA00;">&#123;</span>
<span style="color: #000000; font-weight: bold;">width</span><span style="color: #00AA00;">:</span> <span style="color: #933;">300px</span><span style="color: #00AA00;">;</span>
<span style="color: #000000; font-weight: bold;">height</span><span style="color: #00AA00;">:</span> <span style="color: #933;">100px</span><span style="color: #00AA00;">;</span>
<span style="color: #000000; font-weight: bold;">background</span><span style="color: #00AA00;">:</span> -moz-linear-gradient<span style="color: #00AA00;">&#40;</span><span style="color: #000000; font-weight: bold;">left</span><span style="color: #00AA00;">,</span> <span style="color: #cc00cc;">#00abeb</span><span style="color: #00AA00;">,</span> <span style="color: #cc00cc;">#fff</span><span style="color: #00AA00;">&#41;</span><span style="color: #00AA00;">;</span> <span style="color: #808080; font-style: italic;">/*para o Firefox*/</span>
<span style="color: #000000; font-weight: bold;">background</span><span style="color: #00AA00;">:</span> -webkit-gradient<span style="color: #00AA00;">&#40;</span>linear<span style="color: #00AA00;">,</span> <span style="color: #000000; font-weight: bold;">left</span> <span style="color: #993333;">center</span><span style="color: #00AA00;">,</span> <span style="color: #000000; font-weight: bold;">right</span> <span style="color: #993333;">center</span><span style="color: #00AA00;">,</span> from<span style="color: #00AA00;">&#40;</span><span style="color: #cc00cc;">#00abeb</span><span style="color: #00AA00;">&#41;</span><span style="color: #00AA00;">,</span> to<span style="color: #00AA00;">&#40;</span><span style="color: #cc00cc;">#fff</span><span style="color: #00AA00;">&#41;</span><span style="color: #00AA00;">&#41;</span><span style="color: #00AA00;">;</span> <span style="color: #808080; font-style: italic;">/*para navegores Webkit*/</span>
<span style="color: #00AA00;">&#125;</span></pre></div></div>

<p style="width: 300px; height: 100px; background: -webkit-gradient(linear, left center, right center, from(#00abeb), to(#fff)); background: -moz-linear-gradient(left, #00abeb, #fff);">
<p><strong>Funciona no:</strong> <img src="http://www.css3.x4ids.com.br/imagens/ie2.png" border="0" alt="ie2 Backgrounds – Parte 5: Degradê Parte 1"  title="Backgrounds – Parte 5: Degradê Parte 1" /><img src="http://www.css3.x4ids.com.br/imagens/firefox.png" border="0" alt="firefox Backgrounds – Parte 5: Degradê Parte 1"  title="Backgrounds – Parte 5: Degradê Parte 1" /><img src="http://www.css3.x4ids.com.br/imagens/chrome.png" border="0" alt="chrome Backgrounds – Parte 5: Degradê Parte 1"  title="Backgrounds – Parte 5: Degradê Parte 1" /><img src="http://www.css3.x4ids.com.br/imagens/safari.png" border="0" alt="safari Backgrounds – Parte 5: Degradê Parte 1"  title="Backgrounds – Parte 5: Degradê Parte 1" /><img src="http://www.css3.x4ids.com.br/imagens/opera2.png" border="0" alt="opera2 Backgrounds – Parte 5: Degradê Parte 1"  title="Backgrounds – Parte 5: Degradê Parte 1" /> <strong> </strong></p>
<ul>
<li><span style="color: #993300;">Degradê da DIREITA(Right) para ESQUERDA(Left)</span></li>
</ul>

<div class="wp_syntax"><div class="code"><pre class="css" style="font-family:monospace;"><span style="color: #cc00cc;">#degrade</span> <span style="color: #00AA00;">&#123;</span>
<span style="color: #000000; font-weight: bold;">width</span><span style="color: #00AA00;">:</span> <span style="color: #933;">300px</span><span style="color: #00AA00;">;</span>
<span style="color: #000000; font-weight: bold;">height</span><span style="color: #00AA00;">:</span> <span style="color: #933;">100px</span><span style="color: #00AA00;">;</span>
<span style="color: #000000; font-weight: bold;">background</span><span style="color: #00AA00;">:</span> -moz-linear-gradient<span style="color: #00AA00;">&#40;</span><span style="color: #000000; font-weight: bold;">right</span><span style="color: #00AA00;">,</span> <span style="color: #cc00cc;">#00abeb</span><span style="color: #00AA00;">,</span> <span style="color: #cc00cc;">#fff</span><span style="color: #00AA00;">&#41;</span><span style="color: #00AA00;">;</span> <span style="color: #808080; font-style: italic;">/*para o Firefox*/</span>
<span style="color: #000000; font-weight: bold;">background</span><span style="color: #00AA00;">:</span> -webkit-gradient<span style="color: #00AA00;">&#40;</span>linear<span style="color: #00AA00;">,</span> <span style="color: #000000; font-weight: bold;">right</span> <span style="color: #993333;">center</span><span style="color: #00AA00;">,</span> <span style="color: #000000; font-weight: bold;">left</span> <span style="color: #993333;">center</span><span style="color: #00AA00;">,</span> from<span style="color: #00AA00;">&#40;</span><span style="color: #cc00cc;">#00abeb</span><span style="color: #00AA00;">&#41;</span><span style="color: #00AA00;">,</span> to<span style="color: #00AA00;">&#40;</span><span style="color: #cc00cc;">#fff</span><span style="color: #00AA00;">&#41;</span><span style="color: #00AA00;">&#41;</span><span style="color: #00AA00;">;</span> <span style="color: #808080; font-style: italic;">/*para navegores Webkit*/</span>
<span style="color: #00AA00;">&#125;</span></pre></div></div>

<p style="width: 300px; height: 100px; background: -webkit-gradient(linear, right center, left center, from(#00abeb), to(#fff)); background: -moz-linear-gradient(right, #00abeb, #fff);">
<p><strong>Funciona no:</strong> <img src="http://www.css3.x4ids.com.br/imagens/ie2.png" border="0" alt="ie2 Backgrounds – Parte 5: Degradê Parte 1"  title="Backgrounds – Parte 5: Degradê Parte 1" /><img src="http://www.css3.x4ids.com.br/imagens/firefox.png" border="0" alt="firefox Backgrounds – Parte 5: Degradê Parte 1"  title="Backgrounds – Parte 5: Degradê Parte 1" /><img src="http://www.css3.x4ids.com.br/imagens/chrome.png" border="0" alt="chrome Backgrounds – Parte 5: Degradê Parte 1"  title="Backgrounds – Parte 5: Degradê Parte 1" /><img src="http://www.css3.x4ids.com.br/imagens/safari.png" border="0" alt="safari Backgrounds – Parte 5: Degradê Parte 1"  title="Backgrounds – Parte 5: Degradê Parte 1" /><img src="http://www.css3.x4ids.com.br/imagens/opera2.png" border="0" alt="opera2 Backgrounds – Parte 5: Degradê Parte 1"  title="Backgrounds – Parte 5: Degradê Parte 1" /> <strong> </strong></p>
<ul>
<li><span style="color: #993300;">Degradê de TOPO(top) para BAIXO(bottom)</span></li>
</ul>

<div class="wp_syntax"><div class="code"><pre class="css" style="font-family:monospace;"><span style="color: #cc00cc;">#degrade</span> <span style="color: #00AA00;">&#123;</span>
<span style="color: #000000; font-weight: bold;">width</span><span style="color: #00AA00;">:</span> <span style="color: #933;">300px</span><span style="color: #00AA00;">;</span>
<span style="color: #000000; font-weight: bold;">height</span><span style="color: #00AA00;">:</span> <span style="color: #933;">100px</span><span style="color: #00AA00;">;</span>
<span style="color: #000000; font-weight: bold;">background</span><span style="color: #00AA00;">:</span> -moz-linear-gradient<span style="color: #00AA00;">&#40;</span><span style="color: #000000; font-weight: bold;">top</span><span style="color: #00AA00;">,</span> <span style="color: #cc00cc;">#00abeb</span><span style="color: #00AA00;">,</span> <span style="color: #cc00cc;">#fff</span><span style="color: #00AA00;">&#41;</span><span style="color: #00AA00;">;</span> <span style="color: #808080; font-style: italic;">/*para o Firefox*/</span>
<span style="color: #000000; font-weight: bold;">background</span><span style="color: #00AA00;">:</span> -webkit-gradient<span style="color: #00AA00;">&#40;</span>linear<span style="color: #00AA00;">,</span> <span style="color: #993333;">center</span> <span style="color: #000000; font-weight: bold;">top</span><span style="color: #00AA00;">,</span> <span style="color: #993333;">center</span> <span style="color: #000000; font-weight: bold;">bottom</span><span style="color: #00AA00;">,</span> from<span style="color: #00AA00;">&#40;</span><span style="color: #cc00cc;">#00abeb</span><span style="color: #00AA00;">&#41;</span><span style="color: #00AA00;">,</span> to<span style="color: #00AA00;">&#40;</span><span style="color: #cc00cc;">#fff</span><span style="color: #00AA00;">&#41;</span><span style="color: #00AA00;">&#41;</span><span style="color: #00AA00;">;</span> <span style="color: #808080; font-style: italic;">/*para navegores Webkit*/</span>
<span style="color: #00AA00;">&#125;</span></pre></div></div>

<p style="width: 300px; height: 100px; background: -webkit-gradient(linear, center top, center bottom, from(#00abeb), to(#fff)); background: -moz-linear-gradient(top, #00abeb, #fff);">
<p><strong>Funciona no:</strong> <img src="http://www.css3.x4ids.com.br/imagens/ie2.png" border="0" alt="ie2 Backgrounds – Parte 5: Degradê Parte 1"  title="Backgrounds – Parte 5: Degradê Parte 1" /><img src="http://www.css3.x4ids.com.br/imagens/firefox.png" border="0" alt="firefox Backgrounds – Parte 5: Degradê Parte 1"  title="Backgrounds – Parte 5: Degradê Parte 1" /><img src="http://www.css3.x4ids.com.br/imagens/chrome.png" border="0" alt="chrome Backgrounds – Parte 5: Degradê Parte 1"  title="Backgrounds – Parte 5: Degradê Parte 1" /><img src="http://www.css3.x4ids.com.br/imagens/safari.png" border="0" alt="safari Backgrounds – Parte 5: Degradê Parte 1"  title="Backgrounds – Parte 5: Degradê Parte 1" /><img src="http://www.css3.x4ids.com.br/imagens/opera2.png" border="0" alt="opera2 Backgrounds – Parte 5: Degradê Parte 1"  title="Backgrounds – Parte 5: Degradê Parte 1" /> <strong> </strong></p>
<ul>
<li><span style="color: #993300;">Degradê de BAIXO(bottom) para TOPO(top)</span></li>
</ul>

<div class="wp_syntax"><div class="code"><pre class="css" style="font-family:monospace;"><span style="color: #cc00cc;">#degrade</span> <span style="color: #00AA00;">&#123;</span>
<span style="color: #000000; font-weight: bold;">width</span><span style="color: #00AA00;">:</span> <span style="color: #933;">300px</span><span style="color: #00AA00;">;</span>
<span style="color: #000000; font-weight: bold;">height</span><span style="color: #00AA00;">:</span> <span style="color: #933;">100px</span><span style="color: #00AA00;">;</span>
<span style="color: #000000; font-weight: bold;">background</span><span style="color: #00AA00;">:</span> -moz-linear-gradient<span style="color: #00AA00;">&#40;</span><span style="color: #000000; font-weight: bold;">bottom</span><span style="color: #00AA00;">,</span> <span style="color: #cc00cc;">#00abeb</span><span style="color: #00AA00;">,</span> <span style="color: #cc00cc;">#fff</span><span style="color: #00AA00;">&#41;</span><span style="color: #00AA00;">;</span> <span style="color: #808080; font-style: italic;">/*para o Firefox*/</span>
<span style="color: #000000; font-weight: bold;">background</span><span style="color: #00AA00;">:</span> -webkit-gradient<span style="color: #00AA00;">&#40;</span>linear<span style="color: #00AA00;">,</span> <span style="color: #993333;">center</span> <span style="color: #000000; font-weight: bold;">bottom</span><span style="color: #00AA00;">,</span> <span style="color: #993333;">center</span> <span style="color: #000000; font-weight: bold;">top</span><span style="color: #00AA00;">,</span> from<span style="color: #00AA00;">&#40;</span><span style="color: #cc00cc;">#00abeb</span><span style="color: #00AA00;">&#41;</span><span style="color: #00AA00;">,</span> to<span style="color: #00AA00;">&#40;</span><span style="color: #cc00cc;">#fff</span><span style="color: #00AA00;">&#41;</span><span style="color: #00AA00;">&#41;</span><span style="color: #00AA00;">;</span> <span style="color: #808080; font-style: italic;">/*para navegores Webkit*/</span>
<span style="color: #00AA00;">&#125;</span></pre></div></div>

<p style="width: 300px; height: 100px; background: -webkit-gradient(linear, center bottom, center top, from(#00abeb), to(#fff)); background: -moz-linear-gradient(bottom, #00abeb, #fff);">
<p><strong>Funciona no:</strong> <img src="http://www.css3.x4ids.com.br/imagens/ie2.png" border="0" alt="ie2 Backgrounds – Parte 5: Degradê Parte 1"  title="Backgrounds – Parte 5: Degradê Parte 1" /><img src="http://www.css3.x4ids.com.br/imagens/firefox.png" border="0" alt="firefox Backgrounds – Parte 5: Degradê Parte 1"  title="Backgrounds – Parte 5: Degradê Parte 1" /><img src="http://www.css3.x4ids.com.br/imagens/chrome.png" border="0" alt="chrome Backgrounds – Parte 5: Degradê Parte 1"  title="Backgrounds – Parte 5: Degradê Parte 1" /><img src="http://www.css3.x4ids.com.br/imagens/safari.png" border="0" alt="safari Backgrounds – Parte 5: Degradê Parte 1"  title="Backgrounds – Parte 5: Degradê Parte 1" /><img src="http://www.css3.x4ids.com.br/imagens/opera2.png" border="0" alt="opera2 Backgrounds – Parte 5: Degradê Parte 1"  title="Backgrounds – Parte 5: Degradê Parte 1" /> <strong> </strong></p>
<h3><span style="color: #993300;">Continua no próximo post&#8230;</span></h3>
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		<title>Instalar o Chromium 9 no Ubuntu 10.10 com repositório</title>
		<link>http://www.css3.x4ids.com.br/atualidades/instalar-o-chromium-9-no-ubuntu-10-10-com-repositorio/</link>
		<comments>http://www.css3.x4ids.com.br/atualidades/instalar-o-chromium-9-no-ubuntu-10-10-com-repositorio/#comments</comments>
		<pubDate>Thu, 28 Oct 2010 03:05:48 +0000</pubDate>
		<dc:creator>Dodilei</dc:creator>
				<category><![CDATA[Atualidades]]></category>
		<category><![CDATA[atualização]]></category>
		<category><![CDATA[chromium]]></category>
		<category><![CDATA[CSS3]]></category>
		<category><![CDATA[navegador moderno]]></category>
		<category><![CDATA[repositório]]></category>
		<category><![CDATA[ubuntu 10.10]]></category>

		<guid isPermaLink="false">http://www.css3.x4ids.com.br/?p=894</guid>
		<description><![CDATA[Alguns podem me perguntar o que um tutorial como este poderia estar fazendo num Blog como o meu, ou o que ele teria haver, e eu digo: TUDO HAVER! Sim, nesse Blog para quem não sabe, nós estamos trilhando o caminho do CSS3 e para tal precisamos necessariamente dos navegadores, e o mais atualizados quanto [...]]]></description>
			<content:encoded><![CDATA[<div class="tweetmeme_button" style="float: right; margin-left: 10px;">
			<a href="http://api.tweetmeme.com/share?url=http%3A%2F%2Fwww.css3.x4ids.com.br%2Fatualidades%2Finstalar-o-chromium-9-no-ubuntu-10-10-com-repositorio%2F"><br />
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<p>Alguns podem me perguntar o que um tutorial como este poderia estar fazendo num Blog como o meu, ou o que ele teria haver, e eu digo: TUDO HAVER!</p>
<p>Sim, nesse Blog para quem não sabe, nós estamos trilhando o caminho do CSS3 e para tal precisamos necessariamente dos navegadores, e o mais atualizados quanto possível.<span id="more-894"></span></p>
<p>Então fiz esse rápido tutorial para a instalação do Chromium 9 através de um repositório, na distribuição Linux Ubuntu 10.10. Para os desinformados, o navegador <em>Chromium</em> é o projeto de software livre do Google Chrome.</p>
<p>Para instalar o <span style="text-decoration: underline;">Chromium 9 no Ubuntu 10.10</span>:</p>
<ul>
<li>Abrimos o arquivo <span style="text-decoration: underline;">sources.list</span> como <em>usuário root</em></li>
</ul>
<p><strong>usuario@<strong>ubuntu</strong>:~$</strong> sudo gedit /etc/apt/sources.list</p>
<ul>
<li>Adicionamos as seguintes linhas no arquivo <span style="text-decoration: underline;">sources.list</span> e salvamos:</li>
</ul>
<div id="_mcePaste">
<div id="_mcePaste">deb http://ppa.launchpad.net/chromium-daily/ppa/ubuntu maverick main</div>
<div id="_mcePaste">deb-src http://ppa.launchpad.net/chromium-daily/ppa/ubuntu maverick main</div>
</div>
<ul>
<li>Adicionamos a CHAVE PGP de segurança dando os seguintes comandos no terminal:</li>
</ul>
<p><strong>usuario@</strong><strong><strong>ubuntu</strong></strong><strong>:~$</strong> sudo apt-key adv &#8211;keyserver keyserver.ubuntu.com &#8211;recv-keys 4e5e17b5</p>
<ul>
<li>Agora é só atualizar e instalar:</li>
</ul>
<p><strong>usuario@</strong><strong><strong>ubuntu</strong></strong><strong>:~$</strong> sudo apt-get update<br />
<strong>usuario@</strong><strong><strong>ubuntu</strong></strong><strong>:~$</strong> sudo apt-get install chromium-browser</p>
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		<title>Backgrounds – Parte 4: Múltiplas Imagens de Background</title>
		<link>http://www.css3.x4ids.com.br/introducao-ao-css3/backgrounds-parte-4-multiplas-imagens-de-background/</link>
		<comments>http://www.css3.x4ids.com.br/introducao-ao-css3/backgrounds-parte-4-multiplas-imagens-de-background/#comments</comments>
		<pubDate>Mon, 30 Aug 2010 22:31:49 +0000</pubDate>
		<dc:creator>Dodilei</dc:creator>
				<category><![CDATA[Backgrounds]]></category>
		<category><![CDATA[Introdução ao CSS3]]></category>
		<category><![CDATA[Background]]></category>
		<category><![CDATA[CSS3]]></category>
		<category><![CDATA[images]]></category>
		<category><![CDATA[lançamento]]></category>
		<category><![CDATA[Multiple Background]]></category>
		<category><![CDATA[Múltiplo]]></category>
		<category><![CDATA[Múltiplos Backgrounds]]></category>

		<guid isPermaLink="false">http://www.css3.x4ids.com.br/?p=684</guid>
		<description><![CDATA[Múltiplas Imagens de Background Hoje vamos aprender uma das novidades em CSS3 que mais me agradou, a possibilidade de usar múltiplas backgrounds. Ela pode nos proporcionar uma grande economia de tempo, permitindo obter efeitos que antes exigiam mais de uma div para se atingir. A primeira imagem declarada é posicionada na parte superior do elemento, [...]]]></description>
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<h2>Múltiplas Imagens de Background</h2>
<hr />Hoje vamos aprender uma das novidades em CSS3 que mais me agradou, a possibilidade de usar múltiplas backgrounds. Ela pode nos proporcionar uma grande economia de tempo, permitindo obter efeitos que antes exigiam mais de uma <em>div</em> para se atingir.  A primeira imagem declarada é posicionada na parte superior do elemento, com imagens posteriores.  <span id="more-684"></span><strong>Um exemplo de utilização da propriedade é:</strong></p>

<div class="wp_syntax"><div class="code"><pre class="css" style="font-family:monospace;"><span style="color: #cc00cc;">#multiplas_backgrounds</span><span style="color: #00AA00;">&#123;</span>
<span style="color: #000000; font-weight: bold;">width</span><span style="color: #00AA00;">:</span> <span style="color: #933;">300px</span><span style="color: #00AA00;">;</span>
<span style="color: #000000; font-weight: bold;">height</span><span style="color: #00AA00;">:</span> <span style="color: #933;">100px</span><span style="color: #00AA00;">;</span>
<span style="color: #000000; font-weight: bold;">background</span><span style="color: #00AA00;">:</span> <span style="color: #993333;">url</span><span style="color: #00AA00;">&#40;</span>http<span style="color: #00AA00;">:</span>//www<span style="color: #6666ff;">.css3</span><span style="color: #6666ff;">.x4ids</span><span style="color: #6666ff;">.com</span>.br/imagens/ubuntu-tutoriais-css3.png<span style="color: #00AA00;">&#41;</span> <span style="color: #993333;">no-repeat</span> <span style="color: #000000; font-weight: bold;">top</span> <span style="color: #000000; font-weight: bold;">right</span><span style="color: #00AA00;">,</span>
<span style="color: #993333;">url</span><span style="color: #00AA00;">&#40;</span><span style="color: #ff0000; font-style: italic;">http://www.css3.x4ids.com.br/imagens/counterstrikeCSSpng.png</span><span style="color: #00AA00;">&#41;</span> <span style="color: #993333;">repeat-x</span> <span style="color: #000000; font-weight: bold;">bottom</span><span style="color: #00AA00;">,</span>
<span style="color: #993333;">url</span><span style="color: #00AA00;">&#40;</span><span style="color: #ff0000; font-style: italic;">http://www.css3.x4ids.com.br/imagens/css3-is-great-sombra.png</span><span style="color: #00AA00;">&#41;</span><span style="color: #00AA00;">;</span>
<span style="color: #00AA00;">&#125;</span></pre></div></div>

<p style="width: 200px; height: 200px; background: url(http://www.css3.x4ids.com.br/imagens/ubuntu-tutoriais-css3.png) no-repeat top right, url(http://www.css3.x4ids.com.br/imagens/counterstrikeCSSpng.png) repeat-x bottom, url(http://www.css3.x4ids.com.br/imagens/css3-is-great-sombra.png);"><span style="color: #ffffff;"> </span></p>
<p><strong> </strong> <strong>Funciona no:</strong> <img src="http://www.css3.x4ids.com.br/imagens/ie2.png" border="0" alt="ie2 Backgrounds – Parte 4: Múltiplas Imagens de Background"  title="Backgrounds – Parte 4: Múltiplas Imagens de Background" /><img src="http://www.css3.x4ids.com.br/imagens/firefox.png" border="0" alt="firefox Backgrounds – Parte 4: Múltiplas Imagens de Background"  title="Backgrounds – Parte 4: Múltiplas Imagens de Background" /><img src="http://www.css3.x4ids.com.br/imagens/chrome.png" border="0" alt="chrome Backgrounds – Parte 4: Múltiplas Imagens de Background"  title="Backgrounds – Parte 4: Múltiplas Imagens de Background" /><img src="http://www.css3.x4ids.com.br/imagens/safari.png" border="0" alt="safari Backgrounds – Parte 4: Múltiplas Imagens de Background"  title="Backgrounds – Parte 4: Múltiplas Imagens de Background" /><img src="http://www.css3.x4ids.com.br/imagens/opera.png" border="0" alt="opera Backgrounds – Parte 4: Múltiplas Imagens de Background"  title="Backgrounds – Parte 4: Múltiplas Imagens de Background" /> <strong> </strong></p>
<p>Agora vamos entender o que fizemos.</p>
<p>Defini primeiro uma largura e uma altura para a nossa <em>div</em>. O código é muito parecido com o que já conhecemos do CSS2, exceto as vírgulas que são usadas para separar as imagens. Podemos assim colocar várias imagens de fundo e definir sua localização através da propriedade <em><span style="text-decoration: underline;">background-position</span></em> já conhecida do CSS2 que pode ser incerida log após declarada a &#8220;url&#8221; da imagem. Para ajudar vai aqui os valores válidos para o  <em><span style="text-decoration: underline;">background-position</span></em>:</p>
<ul>
<li>x-pos y-pos</li>
<li>x-% y-%</li>
<li>top left</li>
<li>top center</li>
<li>top right</li>
<li>center left</li>
<li>center center</li>
<li>center right</li>
<li>bottom left</li>
<li>bottom center</li>
<li>bottom right</li>
</ul>
<p>Vamos ver mais um exemplo:</p>

<div class="wp_syntax"><div class="code"><pre class="css" style="font-family:monospace;"><span style="color: #cc00cc;">#multiplas_backgrounds</span><span style="color: #00AA00;">&#123;</span>
<span style="color: #000000; font-weight: bold;">width</span><span style="color: #00AA00;">:</span> <span style="color: #933;">500px</span><span style="color: #00AA00;">;</span>
<span style="color: #000000; font-weight: bold;">height</span><span style="color: #00AA00;">:</span> <span style="color: #933;">365px</span><span style="color: #00AA00;">;</span>
<span style="color: #000000; font-weight: bold;">border</span><span style="color: #00AA00;">:</span> <span style="color: #933;">2px</span> <span style="color: #993333;">solid</span> <span style="color: #cc00cc;">#CCC</span><span style="color: #00AA00;">;</span>
<span style="color: #000000; font-weight: bold;">background</span><span style="color: #00AA00;">:</span> <span style="color: #993333;">url</span><span style="color: #00AA00;">&#40;</span>http<span style="color: #00AA00;">:</span>//www<span style="color: #6666ff;">.css3</span><span style="color: #6666ff;">.x4ids</span><span style="color: #6666ff;">.com</span>.br/imagens/sol-tutoriais-css3.png<span style="color: #00AA00;">&#41;</span> <span style="color: #993333;">no-repeat</span> <span style="color: #000000; font-weight: bold;">top</span> <span style="color: #000000; font-weight: bold;">right</span><span style="color: #00AA00;">,</span>
<span style="color: #993333;">url</span><span style="color: #00AA00;">&#40;</span>http<span style="color: #00AA00;">:</span>//www<span style="color: #6666ff;">.css3</span><span style="color: #6666ff;">.x4ids</span><span style="color: #6666ff;">.com</span>.br/imagens/berserker-tutoriais-css3.png<span style="color: #00AA00;">&#41;</span> <span style="color: #993333;">no-repeat</span> <span style="color: #000000; font-weight: bold;">bottom</span> <span style="color: #000000; font-weight: bold;">left</span><span style="color: #00AA00;">,</span>
<span style="color: #993333;">url</span><span style="color: #00AA00;">&#40;</span>http<span style="color: #00AA00;">:</span>//www<span style="color: #6666ff;">.css3</span><span style="color: #6666ff;">.x4ids</span><span style="color: #6666ff;">.com</span>.br/imagens/comic-tutoriais-css3.png<span style="color: #00AA00;">&#41;</span> <span style="color: #993333;">no-repeat</span> <span style="color: #000000; font-weight: bold;">bottom</span> <span style="color: #000000; font-weight: bold;">right</span><span style="color: #00AA00;">,</span>
<span style="color: #993333;">url</span><span style="color: #00AA00;">&#40;</span>http<span style="color: #00AA00;">:</span>//www<span style="color: #6666ff;">.css3</span><span style="color: #6666ff;">.x4ids</span><span style="color: #6666ff;">.com</span>.br/imagens/ceu-tutoriais-css3.jpg<span style="color: #00AA00;">&#41;</span> <span style="color: #993333;">repeat-x</span> <span style="color: #000000; font-weight: bold;">bottom</span><span style="color: #00AA00;">;</span>
<span style="color: #993333;">url</span><span style="color: #00AA00;">&#40;</span>http<span style="color: #00AA00;">:</span>//www<span style="color: #6666ff;">.css3</span><span style="color: #6666ff;">.x4ids</span><span style="color: #6666ff;">.com</span>.br/imagens/grama-tutoriais-css3.jpg<span style="color: #00AA00;">&#41;</span> <span style="color: #993333;">repeat-x</span> <span style="color: #000000; font-weight: bold;">bottom</span><span style="color: #00AA00;">;</span>
<span style="color: #00AA00;">&#125;</span></pre></div></div>

<p style="width: 500px; height: 365px; border: 2px solid #CCC; background: url(http://www.css3.x4ids.com.br/imagens/sol-tutoriais-css3.png) no-repeat top right, url(http://www.css3.x4ids.com.br/imagens/berserker-tutoriais-css3.png) no-repeat bottom left, url(http://www.css3.x4ids.com.br/imagens/comic-tutoriais-css3.png) no-repeat bottom right, url(http://www.css3.x4ids.com.br/imagens/ceu-tutoriais-css3.jpg) repeat-x top, url(http://www.css3.x4ids.com.br/imagens/grama-tutoriais-css3.jpg) repeat-x bottom;">
<p><strong> </strong> <strong>Funciona no:</strong> <img src="http://www.css3.x4ids.com.br/imagens/ie2.png" border="0" alt="ie2 Backgrounds – Parte 4: Múltiplas Imagens de Background"  title="Backgrounds – Parte 4: Múltiplas Imagens de Background" /><img src="http://www.css3.x4ids.com.br/imagens/firefox.png" border="0" alt="firefox Backgrounds – Parte 4: Múltiplas Imagens de Background"  title="Backgrounds – Parte 4: Múltiplas Imagens de Background" /><img src="http://www.css3.x4ids.com.br/imagens/chrome.png" border="0" alt="chrome Backgrounds – Parte 4: Múltiplas Imagens de Background"  title="Backgrounds – Parte 4: Múltiplas Imagens de Background" /><img src="http://www.css3.x4ids.com.br/imagens/safari.png" border="0" alt="safari Backgrounds – Parte 4: Múltiplas Imagens de Background"  title="Backgrounds – Parte 4: Múltiplas Imagens de Background" /><img src="http://www.css3.x4ids.com.br/imagens/opera.png" border="0" alt="opera Backgrounds – Parte 4: Múltiplas Imagens de Background"  title="Backgrounds – Parte 4: Múltiplas Imagens de Background" /> <strong> </strong></p>
<p>Agora vamos ver como posicionamos cada imagem:</p>
<ul>
<li><img src="http://www.css3.x4ids.com.br/imagens/sol-tutoriais-css3.png" alt="sol tutoriais css3 Backgrounds – Parte 4: Múltiplas Imagens de Background"  title="Backgrounds – Parte 4: Múltiplas Imagens de Background" /> : <strong>sol-tutoriais-css3.png</strong> posicionada com <em>top</em> e <em>right</em>.</li>
</ul>
<ul>
<li><img src="http://www.css3.x4ids.com.br/imagens/berserker-tutoriais-css3.png" alt="berserker tutoriais css3 Backgrounds – Parte 4: Múltiplas Imagens de Background"  title="Backgrounds – Parte 4: Múltiplas Imagens de Background" /> : <strong>berserker-tutoriais-css3.png</strong> posicionada com <em>bottom</em> e <em>left</em>.</li>
</ul>
<ul>
<li><img src="http://www.css3.x4ids.com.br/imagens/comic-tutoriais-css3.png" alt="comic tutoriais css3 Backgrounds – Parte 4: Múltiplas Imagens de Background"  title="Backgrounds – Parte 4: Múltiplas Imagens de Background" /> : <strong>comic-tutoriais-css3.png</strong> posicionada com <em>bottom</em> e <em>right</em>.</li>
</ul>
<ul>
<li><img src="http://www.css3.x4ids.com.br/imagens/ceu-tutoriais-css3.jpg" alt="ceu tutoriais css3 Backgrounds – Parte 4: Múltiplas Imagens de Background"  title="Backgrounds – Parte 4: Múltiplas Imagens de Background" /> : <strong>ceu-tutoriais-css3.jpg</strong> posicionada com <em>top</em> e repete na horizontal.</li>
</ul>
<ul>
<li><img src="http://www.css3.x4ids.com.br/imagens/grama-tutoriais-css3.jpg" alt="grama tutoriais css3 Backgrounds – Parte 4: Múltiplas Imagens de Background"  title="Backgrounds – Parte 4: Múltiplas Imagens de Background" /> : <strong>grama-tutoriais-css3.jpg</strong> posicionada com <em>bottom</em> e repete na horizontal.</li>
</ul>
<p><strong> </strong><strong> </strong></p>
<h3>Regras no posionamento:</h3>
<p><strong> </strong><br />
O background que for declarado primeiro será o de nível superior e, acima de todos os outros Backgrounds.<br />
Por exemplo, o sol (a imagem de fundo em primeiro lugar) será superior a todos os outros, enquanto a grama (imagem de fundo último da lista) será debaixo de todas as outras.</p>
<p>Espero que possamos utilizar com muita criatividade este novo método de posicionamento CSS3 que nos permite criar backgrounds vários níveis e mantê-los organizados.</p>
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		<title>Backgrounds – Parte 3: background-size</title>
		<link>http://www.css3.x4ids.com.br/introducao-ao-css3/backgrounds-parte-3-background-size/</link>
		<comments>http://www.css3.x4ids.com.br/introducao-ao-css3/backgrounds-parte-3-background-size/#comments</comments>
		<pubDate>Tue, 06 Jul 2010 14:46:22 +0000</pubDate>
		<dc:creator>Dodilei</dc:creator>
				<category><![CDATA[Backgrounds]]></category>
		<category><![CDATA[Introdução ao CSS3]]></category>
		<category><![CDATA[Background]]></category>
		<category><![CDATA[Background-size]]></category>
		<category><![CDATA[CSS3]]></category>
		<category><![CDATA[lançamento]]></category>

		<guid isPermaLink="false">http://www.css3.x4ids.com.br/?p=687</guid>
		<description><![CDATA[background-size Antes do CSS3, o tamanho de fundo era determinada pelo tamanho real da imagem utilizada. A propriedade background-size permite que você altere o tamanho da imagem de fundo para melhor atender sua página. Será possível especificar em termos de porcentagem ou pixels quão grande uma imagem de fundo deve ser. Isto irá permitir a [...]]]></description>
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<h2>background-size</h2>
<hr />Antes do CSS3, o tamanho de fundo era determinada pelo tamanho real da imagem utilizada. A propriedade <em>background-size</em> permite que você altere o tamanho da imagem de fundo para melhor atender sua página. Será possível especificar em termos de porcentagem ou pixels quão grande uma imagem de fundo deve ser. Isto irá permitir a reutilização de imagens em vários contextos diferentes e também expandir um fundo para preencher uma área com mais precisão.  <span id="more-687"></span><span style="color: #993300;"> </span></p>
<p>Há os seguintes valores possíveis:</p>
<ul>
<li><em><strong>background-size: 100px 100px;</strong> </em>redimensiona a imagem para o tamanho especificado. O primeiro valor especifica a largura enquanto o segundo valor especifica a altura da imagem.</li>
<li><em><strong>background-size: 50% 100%;</strong></em> redimensiona a imagem para o tamanho especificado. As porcentagens são em relação ao tamanho do elemento que contém, sendo o primeiro valor a largura enquanto o segundo valor a altura da imagem.</li>
<li><strong><em>background-size: contain;</em></strong> diminui a escala da imagem para caber no elemento (manter proporção de pixel).</li>
<li><strong><em>background-size: cover;</em></strong> aumenta a escala da imagem para caber no elemento (manter proporção de pixel).</li>
</ul>
<p><span style="color: #993300;">OBS: Lembrando-se que para usar a propriedade no navegador Safari e Google Chrome utiliamos antes do código </span><strong><span style="color: #993300;">-webkit-</span></strong><span style="color: #993300;">, e para o Opera </span><strong><span style="color: #993300;">-o-</span></strong><span style="color: #993300;">. No entanto, se o seu navegador não suporte a propriedade, então você só vai ver a imagem no canto superior esquerdo da div ou ela no seu tamanho original.</span><br />
<strong> </strong><br />
<strong> </strong></p>
<h3>Trabalhando com pixels</h3>
<p>Exemplo <em><strong>background-size</strong>:</em></p>

<div class="wp_syntax"><div class="code"><pre class="css" style="font-family:monospace;"><span style="color: #6666ff;">.backgroundsize</span> <span style="color: #00AA00;">&#123;</span>
<span style="color: #000000; font-weight: bold;">background</span><span style="color: #00AA00;">:</span> <span style="color: #993333;">url</span><span style="color: #00AA00;">&#40;</span><span style="color: #ff0000; font-style: italic;">http://www.css3.x4ids.com.br/imagens/css3-ohana.jpg</span><span style="color: #00AA00;">&#41;</span> <span style="color: #993333;">no-repeat</span><span style="color: #00AA00;">;</span>
background-<span style="color: #000000; font-weight: bold;">size</span><span style="color: #00AA00;">:</span> <span style="color: #933;">200px</span> <span style="color: #933;">254px</span><span style="color: #00AA00;">;</span>
<span style="color: #000000; font-weight: bold;">width</span><span style="color: #00AA00;">:</span><span style="color: #933;">200px</span><span style="color: #00AA00;">;</span>
<span style="color: #000000; font-weight: bold;">height</span><span style="color: #00AA00;">:</span><span style="color: #933;">254px</span><span style="color: #00AA00;">;</span>
<span style="color: #00AA00;">&#125;</span></pre></div></div>

<p style="background: url(http://www.css3.x4ids.com.br/imagens/css3-ohana.jpg) no-repeat; -moz-background-size: 200px 254px; -webkit-background-size: 200px 254px; -khtml-background-size: 200px 254px; -o-background-size: 200px 254px; background-size: 200px 254px; width: 200px; height: 254px;">
<p><strong> </strong><br />
<strong>Funciona no:</strong> <img src="http://www.css3.x4ids.com.br/imagens/ie2.png" border="0" alt="ie2 Backgrounds – Parte 3: background size"  title="Backgrounds – Parte 3: background size" /><img src="http://www.css3.x4ids.com.br/imagens/firefox.png" border="0" alt="firefox Backgrounds – Parte 3: background size"  title="Backgrounds – Parte 3: background size" /><img src="http://www.css3.x4ids.com.br/imagens/chrome.png" border="0" alt="chrome Backgrounds – Parte 3: background size"  title="Backgrounds – Parte 3: background size" /><img src="http://www.css3.x4ids.com.br/imagens/safari.png" border="0" alt="safari Backgrounds – Parte 3: background size"  title="Backgrounds – Parte 3: background size" /><img src="http://www.css3.x4ids.com.br/imagens/opera.png" border="0" alt="opera Backgrounds – Parte 3: background size"  title="Backgrounds – Parte 3: background size" /><br />
<strong> </strong><br />
O tamanho original dessa imagem na realidade é de 118px de largura e 150px de altura. Mas com a propriedade <em>background-size</em> nós podemos altera-la da forma que nós interessar.<br />
<strong> </strong><br />
<strong> </strong></p>
<h3>Trabalhando com porcentagem</h3>
<p>Outra forma de utilizar a propriedade é usando porcentagem ao invés de pixels.</p>
<p>Exemplo <em><strong>background-size</strong></em> com porcentagem:</p>

<div class="wp_syntax"><div class="code"><pre class="css" style="font-family:monospace;"><span style="color: #6666ff;">.backgroundsize</span> <span style="color: #00AA00;">&#123;</span>
<span style="color: #000000; font-weight: bold;">background</span><span style="color: #00AA00;">:</span> <span style="color: #993333;">url</span><span style="color: #00AA00;">&#40;</span><span style="color: #ff0000; font-style: italic;">http://www.css3.x4ids.com.br/imagens/css3-ohana.jpg</span><span style="color: #00AA00;">&#41;</span> <span style="color: #993333;">no-repeat</span><span style="color: #00AA00;">;</span>
background-<span style="color: #000000; font-weight: bold;">size</span><span style="color: #00AA00;">:</span><span style="color: #933;">100%</span><span style="color: #00AA00;">;</span>
<span style="color: #000000; font-weight: bold;">width</span><span style="color: #00AA00;">:</span><span style="color: #933;">150px</span><span style="color: #00AA00;">;</span>
<span style="color: #000000; font-weight: bold;">height</span><span style="color: #00AA00;">:</span><span style="color: #933;">191px</span><span style="color: #00AA00;">;</span>
<span style="color: #00AA00;">&#125;</span></pre></div></div>

<p style="background: url(http://www.css3.x4ids.com.br/imagens/css3-ohana.jpg) no-repeat; -moz-background-size: 100%; -webkit-background-size: 100%; -khtml-background-size: 100%; -o-background-size: 100%; background-size: 100%; width: 150px; height: 191px;">
<p><strong> </strong><br />
<strong>Funciona no:</strong> <img src="http://www.css3.x4ids.com.br/imagens/ie2.png" border="0" alt="ie2 Backgrounds – Parte 3: background size"  title="Backgrounds – Parte 3: background size" /><img src="http://www.css3.x4ids.com.br/imagens/firefox.png" border="0" alt="firefox Backgrounds – Parte 3: background size"  title="Backgrounds – Parte 3: background size" /><img src="http://www.css3.x4ids.com.br/imagens/chrome.png" border="0" alt="chrome Backgrounds – Parte 3: background size"  title="Backgrounds – Parte 3: background size" /><img src="http://www.css3.x4ids.com.br/imagens/safari.png" border="0" alt="safari Backgrounds – Parte 3: background size"  title="Backgrounds – Parte 3: background size" /><img src="http://www.css3.x4ids.com.br/imagens/opera.png" border="0" alt="opera Backgrounds – Parte 3: background size"  title="Backgrounds – Parte 3: background size" /><br />
<strong> </strong><br />
<strong> </strong></p>
<h3>Trabalhando com <em>background-size: contain</em></h3>
<p>Para filtrar um pouco mais essa informação no Firefox não funcionará. Vejam o exemplo com o Chrome ou com o Safari. Experimente redimensionar esse <em>Exemplo Live</em>. Mas nem preciso dizer que não funcionará no Internet Explorer né?</p>
<p>Exemplo <em><strong>background-size: contain</strong>:</em></p>

<div class="wp_syntax"><div class="code"><pre class="css" style="font-family:monospace;"><span style="color: #6666ff;">.backgroundsize</span> <span style="color: #00AA00;">&#123;</span>
<span style="color: #000000; font-weight: bold;">background</span><span style="color: #00AA00;">:</span> <span style="color: #993333;">url</span><span style="color: #00AA00;">&#40;</span><span style="color: #ff0000; font-style: italic;">http://www.css3.x4ids.com.br/imagens/css3-logotipo-x4ids.png</span><span style="color: #00AA00;">&#41;</span> <span style="color: #993333;">no-repeat</span><span style="color: #00AA00;">;</span>
<span style="color: #000000; font-weight: bold;">background-attachment</span><span style="color: #00AA00;">:</span> <span style="color: #993333;">fixed</span><span style="color: #00AA00;">;</span>
background-<span style="color: #000000; font-weight: bold;">size</span><span style="color: #00AA00;">:</span> contain<span style="color: #00AA00;">;</span>
<span style="color: #00AA00;">&#125;</span></pre></div></div>

<p style="background-image: url(http://www.css3.x4ids.com.br/imagens/css3-logotipo-x4ids.png); background-size: contain; background-attachment: initial; background-origin: initial; background-clip: initial; background-color: initial; resize: both; overflow-x: auto; overflow-y: auto; height: 100px; width: 186px; background-repeat: no-repeat no-repeat; border: 3px solid #df5900;">
<p><strong> </strong><br />
<strong>Funciona no:</strong> <img src="http://www.css3.x4ids.com.br/imagens/ie2.png" border="0" alt="ie2 Backgrounds – Parte 3: background size"  title="Backgrounds – Parte 3: background size" /><img src="http://www.css3.x4ids.com.br/imagens/firefox.png" border="0" alt="firefox Backgrounds – Parte 3: background size"  title="Backgrounds – Parte 3: background size" /><img src="http://www.css3.x4ids.com.br/imagens/chrome.png" border="0" alt="chrome Backgrounds – Parte 3: background size"  title="Backgrounds – Parte 3: background size" /><img src="http://www.css3.x4ids.com.br/imagens/safari2.png" border="0" alt="safari2 Backgrounds – Parte 3: background size"  title="Backgrounds – Parte 3: background size" /><img src="http://www.css3.x4ids.com.br/imagens/opera2.png" border="0" alt="opera2 Backgrounds – Parte 3: background size"  title="Backgrounds – Parte 3: background size" /><br />
<strong> </strong><br />
Agora, para quem não conseguiu ver o exemplo em seu navegador, acesse aqui a página com o exemplo e veja também!</p>
<h6><a href="http://www.css3.x4ids.com.br/exemplos/exemplo-background-size-contain.html" target="_blank"><span style="color: #993300;">EXEMPLO BACKGROUND-SIZE: CONTAIN</span></a></h6>
<p><strong> </strong><br />
<span style="color: #993300;">OBS: a propriedade &#8220;<em>background-attachment</em>&#8221; com o valor &#8220;<em>fixed</em>&#8221; é usada em conjunto em nosso código porque ela vai permitir que a imagem fique fixa conforme redimensionamos a página.</span><br />
<strong> </strong><br />
<strong> </strong></p>
<h3>Trabalhando com <em>background-size: cover</em></h3>
<p>Experimente redimensionar esse <em>Exemplo Live</em>.</p>
<p>Exemplo <em><strong>background-size: cover</strong>:</em></p>

<div class="wp_syntax"><div class="code"><pre class="css" style="font-family:monospace;"><span style="color: #6666ff;">.backgroundsize</span> <span style="color: #00AA00;">&#123;</span>
<span style="color: #000000; font-weight: bold;">background</span><span style="color: #00AA00;">:</span> <span style="color: #993333;">url</span><span style="color: #00AA00;">&#40;</span><span style="color: #ff0000; font-style: italic;">http://www.css3.x4ids.com.br/imagens/css3-logotipo-x4ids.png</span><span style="color: #00AA00;">&#41;</span> <span style="color: #993333;">no-repeat</span><span style="color: #00AA00;">;</span>
<span style="color: #000000; font-weight: bold;">background-attachment</span><span style="color: #00AA00;">:</span> <span style="color: #993333;">fixed</span><span style="color: #00AA00;">;</span>
background-<span style="color: #000000; font-weight: bold;">size</span><span style="color: #00AA00;">:</span> cover<span style="color: #00AA00;">;</span>
<span style="color: #00AA00;">&#125;</span></pre></div></div>

<p style="background-image: url(http://www.css3.x4ids.com.br/imagens/css3-logotipo-x4ids.png); background-size: cover; background-attachment: initial; background-origin: initial; background-clip: initial; background-color: initial; resize: both; overflow-x: auto; overflow-y: auto; height: 100px; width: 186px; background-repeat: no-repeat no-repeat; border: 3px solid #df5900;">
<p><strong> </strong><br />
<strong>Funciona no:</strong> <img src="http://www.css3.x4ids.com.br/imagens/ie2.png" border="0" alt="ie2 Backgrounds – Parte 3: background size"  title="Backgrounds – Parte 3: background size" /><img src="http://www.css3.x4ids.com.br/imagens/firefox.png" border="0" alt="firefox Backgrounds – Parte 3: background size"  title="Backgrounds – Parte 3: background size" /><img src="http://www.css3.x4ids.com.br/imagens/chrome.png" border="0" alt="chrome Backgrounds – Parte 3: background size"  title="Backgrounds – Parte 3: background size" /><img src="http://www.css3.x4ids.com.br/imagens/safari2.png" border="0" alt="safari2 Backgrounds – Parte 3: background size"  title="Backgrounds – Parte 3: background size" /><img src="http://www.css3.x4ids.com.br/imagens/opera2.png" border="0" alt="opera2 Backgrounds – Parte 3: background size"  title="Backgrounds – Parte 3: background size" /><br />
<strong> </strong><br />
Agora, para quem não conseguiu ver o exemplo em seu navegador, acesse aqui a página com o exemplo e veja também!</p>
<h6><a href="http://www.css3.x4ids.com.br/exemplos/exemplo-background-size-cover.html" target="_blank"><span style="color: #993300;">EXEMPLO BACKGROUND-SIZE: COVER</span></a></h6>
<p><strong> </strong><br />
<span style="color: #993300;">OBS: a propriedade &#8220;<em>background-attachment</em>&#8221; com o valor &#8220;<em>fixed</em>&#8221; é usada em conjunto em nosso código porque ela vai permitir que a imagem fique fixa conforme redimensionamos a página.</span><br />
<strong> </strong><br />
<strong> </strong></p>
<h3>Outras aplicações</h3>
<p>Segue agora um exemplo simples de redimensionar o logotipo CSS3 como background no canto superior esquerdo e um texto.<br />
Exemplo <em><strong>background-size</strong></em>:</p>

<div class="wp_syntax"><div class="code"><pre class="css" style="font-family:monospace;"><span style="color: #6666ff;">.backgroundsize</span> <span style="color: #00AA00;">&#123;</span>
<span style="color: #000000; font-weight: bold;">background</span><span style="color: #00AA00;">:</span> <span style="color: #993333;">url</span><span style="color: #00AA00;">&#40;</span><span style="color: #ff0000; font-style: italic;">http://www.css3.x4ids.com.br/imagens/css3-logotipo-x4ids.png</span><span style="color: #00AA00;">&#41;</span> <span style="color: #993333;">no-repeat</span><span style="color: #00AA00;">;</span>
background-<span style="color: #000000; font-weight: bold;">size</span><span style="color: #00AA00;">:</span> <span style="color: #933;">150px</span> <span style="color: #933;">96px</span><span style="color: #00AA00;">;</span>
<span style="color: #000000; font-weight: bold;">width</span><span style="color: #00AA00;">:</span> <span style="color: #933;">150px</span><span style="color: #00AA00;">;</span>
<span style="color: #000000; font-weight: bold;">height</span><span style="color: #00AA00;">:</span> <span style="color: #933;">96px</span><span style="color: #00AA00;">;</span>
<span style="color: #000000; font-weight: bold;">padding</span><span style="color: #00AA00;">:</span> <span style="color: #933;">10px</span><span style="color: #00AA00;">;</span>
<span style="color: #00AA00;">&#125;</span></pre></div></div>

<table style="border: 3px solid #DF5900;">
<tbody>
<tr>
<td>
<p style="background: url(http://www.css3.x4ids.com.br/imagens/css3-logotipo-x4ids.png) no-repeat; -moz-background-size: 150px 96px; -webkit-background-size: 150px 96px; -khtml-background-size: 150px 96px; -o-background-size: 150px 96px; background-size: 150px 96px; width: 150px; height: 96px; padding: 10px;">
<p style="width: 300px; padding: 10px; font-size: 11px; font-family: Arial,Georgia,Serif; font-weight: bold;">Esse é um exemplo onde redimensionamos nosso logo original com a propriedade <em>background-size,</em> nós podemos alterar segundo nossa vontade, bastando apenas seguir a proporção para obter uma ótima aparência. Isso não é o máximo?!</p>
</td>
</tr>
</tbody>
</table>
<p><strong> </strong><br />
<strong>Funciona no:</strong> <img src="http://www.css3.x4ids.com.br/imagens/ie2.png" border="0" alt="ie2 Backgrounds – Parte 3: background size"  title="Backgrounds – Parte 3: background size" /><img src="http://www.css3.x4ids.com.br/imagens/firefox.png" border="0" alt="firefox Backgrounds – Parte 3: background size"  title="Backgrounds – Parte 3: background size" /><img src="http://www.css3.x4ids.com.br/imagens/chrome.png" border="0" alt="chrome Backgrounds – Parte 3: background size"  title="Backgrounds – Parte 3: background size" /><img src="http://www.css3.x4ids.com.br/imagens/safari.png" border="0" alt="safari Backgrounds – Parte 3: background size"  title="Backgrounds – Parte 3: background size" /><img src="http://www.css3.x4ids.com.br/imagens/opera.png" border="0" alt="opera Backgrounds – Parte 3: background size"  title="Backgrounds – Parte 3: background size" /><br />
<strong> </strong><br />
<strong> </strong></p>
<p><a class="a2a_button_twitter" href="http://www.addtoany.com/add_to/twitter?linkurl=http%3A%2F%2Fwww.css3.x4ids.com.br%2Fintroducao-ao-css3%2Fbackgrounds-parte-3-background-size%2F&amp;linkname=Backgrounds%20%E2%80%93%20Parte%203%3A%20background-size" title="Twitter" rel="nofollow" target="_blank"><img src="http://www.css3.x4ids.com.br/wp-content/plugins/add-to-any/icons/twitter.png" width="16" height="16" alt="twitter Backgrounds – Parte 3: background size"  title="Backgrounds – Parte 3: background size" /></a><a class="a2a_button_dihitt" href="http://www.addtoany.com/add_to/dihitt?linkurl=http%3A%2F%2Fwww.css3.x4ids.com.br%2Fintroducao-ao-css3%2Fbackgrounds-parte-3-background-size%2F&amp;linkname=Backgrounds%20%E2%80%93%20Parte%203%3A%20background-size" title="diHITT" rel="nofollow" target="_blank"><img src="http://www.css3.x4ids.com.br/wp-content/plugins/add-to-any/icons/dihitt.png" width="16" height="16" alt="dihitt Backgrounds – Parte 3: background size"  title="Backgrounds – Parte 3: background size" /></a><a class="a2a_button_delicious" href="http://www.addtoany.com/add_to/delicious?linkurl=http%3A%2F%2Fwww.css3.x4ids.com.br%2Fintroducao-ao-css3%2Fbackgrounds-parte-3-background-size%2F&amp;linkname=Backgrounds%20%E2%80%93%20Parte%203%3A%20background-size" title="Delicious" rel="nofollow" target="_blank"><img src="http://www.css3.x4ids.com.br/wp-content/plugins/add-to-any/icons/delicious.png" width="16" height="16" alt="delicious Backgrounds – Parte 3: background size"  title="Backgrounds – Parte 3: background size" /></a><a class="a2a_button_facebook" href="http://www.addtoany.com/add_to/facebook?linkurl=http%3A%2F%2Fwww.css3.x4ids.com.br%2Fintroducao-ao-css3%2Fbackgrounds-parte-3-background-size%2F&amp;linkname=Backgrounds%20%E2%80%93%20Parte%203%3A%20background-size" title="Facebook" rel="nofollow" target="_blank"><img src="http://www.css3.x4ids.com.br/wp-content/plugins/add-to-any/icons/facebook.png" width="16" height="16" alt="facebook Backgrounds – Parte 3: background size"  title="Backgrounds – Parte 3: background size" /></a><a class="a2a_button_google_buzz" href="http://www.addtoany.com/add_to/google_buzz?linkurl=http%3A%2F%2Fwww.css3.x4ids.com.br%2Fintroducao-ao-css3%2Fbackgrounds-parte-3-background-size%2F&amp;linkname=Backgrounds%20%E2%80%93%20Parte%203%3A%20background-size" title="Google Buzz" rel="nofollow" target="_blank"><img src="http://www.css3.x4ids.com.br/wp-content/plugins/add-to-any/icons/google_buzz.png" width="16" height="16" alt="google buzz Backgrounds – Parte 3: background size"  title="Backgrounds – Parte 3: background size" /></a><a class="a2a_button_orkut" href="http://www.addtoany.com/add_to/orkut?linkurl=http%3A%2F%2Fwww.css3.x4ids.com.br%2Fintroducao-ao-css3%2Fbackgrounds-parte-3-background-size%2F&amp;linkname=Backgrounds%20%E2%80%93%20Parte%203%3A%20background-size" title="Orkut" rel="nofollow" target="_blank"><img src="http://www.css3.x4ids.com.br/wp-content/plugins/add-to-any/icons/orkut.png" width="16" height="16" alt="orkut Backgrounds – Parte 3: background size"  title="Backgrounds – Parte 3: background size" /></a><a class="a2a_button_tumblr" href="http://www.addtoany.com/add_to/tumblr?linkurl=http%3A%2F%2Fwww.css3.x4ids.com.br%2Fintroducao-ao-css3%2Fbackgrounds-parte-3-background-size%2F&amp;linkname=Backgrounds%20%E2%80%93%20Parte%203%3A%20background-size" title="Tumblr" rel="nofollow" target="_blank"><img src="http://www.css3.x4ids.com.br/wp-content/plugins/add-to-any/icons/tumblr.png" width="16" height="16" alt="tumblr Backgrounds – Parte 3: background size"  title="Backgrounds – Parte 3: background size" /></a><a class="a2a_button_digg" href="http://www.addtoany.com/add_to/digg?linkurl=http%3A%2F%2Fwww.css3.x4ids.com.br%2Fintroducao-ao-css3%2Fbackgrounds-parte-3-background-size%2F&amp;linkname=Backgrounds%20%E2%80%93%20Parte%203%3A%20background-size" title="Digg" rel="nofollow" target="_blank"><img src="http://www.css3.x4ids.com.br/wp-content/plugins/add-to-any/icons/digg.png" width="16" height="16" alt="digg Backgrounds – Parte 3: background size"  title="Backgrounds – Parte 3: background size" /></a><a class="a2a_button_technorati_favorites" href="http://www.addtoany.com/add_to/technorati_favorites?linkurl=http%3A%2F%2Fwww.css3.x4ids.com.br%2Fintroducao-ao-css3%2Fbackgrounds-parte-3-background-size%2F&amp;linkname=Backgrounds%20%E2%80%93%20Parte%203%3A%20background-size" title="Technorati Favorites" rel="nofollow" target="_blank"><img src="http://www.css3.x4ids.com.br/wp-content/plugins/add-to-any/icons/technorati.png" width="16" height="16" alt="technorati Backgrounds – Parte 3: background size"  title="Backgrounds – Parte 3: background size" /></a><a class="a2a_dd a2a_target addtoany_share_save" href="http://www.addtoany.com/share_save#url=http%3A%2F%2Fwww.css3.x4ids.com.br%2Fintroducao-ao-css3%2Fbackgrounds-parte-3-background-size%2F&amp;title=Backgrounds%20%E2%80%93%20Parte%203%3A%20background-size" id="wpa2a_14">Compartilhe</a></p>]]></content:encoded>
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		<title>Backgrounds – Parte 2: background-origin</title>
		<link>http://www.css3.x4ids.com.br/introducao-ao-css3/backgrounds-parte-2-background-origin/</link>
		<comments>http://www.css3.x4ids.com.br/introducao-ao-css3/backgrounds-parte-2-background-origin/#comments</comments>
		<pubDate>Fri, 02 Jul 2010 23:39:35 +0000</pubDate>
		<dc:creator>Dodilei</dc:creator>
				<category><![CDATA[Backgrounds]]></category>
		<category><![CDATA[Introdução ao CSS3]]></category>
		<category><![CDATA[Background]]></category>
		<category><![CDATA[background-origin]]></category>
		<category><![CDATA[CSS3]]></category>
		<category><![CDATA[lançamento]]></category>

		<guid isPermaLink="false">http://www.css3.x4ids.com.br/?p=669</guid>
		<description><![CDATA[background-origin Outra novidade CSS3 que vamos aprender em backgrounds é a propriedade background-origin que permite que você especifique onde a imagem de fundo será exibida. A propriedade pode ser configurada para iniciar o posicionamento tanto do border, padding ou content. Ela ainda pode ser usada em conjunto com a propriedade background-position. Isto permite uma maior [...]]]></description>
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<h2>background-origin</h2>
<hr />Outra novidade CSS3 que vamos aprender em backgrounds é a propriedade <em>background-origin</em> que permite que você especifique onde a imagem de fundo será exibida. A propriedade pode ser configurada para iniciar o posicionamento tanto do border, padding ou content. Ela ainda pode ser usada em conjunto com a propriedade <em>background-position</em>. Isto permite uma maior flexibilidade em termos de colocação de uma imagem de background. Existem três opções, o padrão de <em>border-box</em>, <em>padding-box</em> e <em>content-box</em>.  <span id="more-669"></span><span style="color: #993300;"> OBS: Lembrando-se que para usar a propriedade no navegador Mozilla Firefox utiliamos antes do código </span><strong><span style="color: #993300;">-moz-</span></strong><span style="color: #993300;">, e para o Safari e Google Chrome o </span><strong><span style="color: #993300;">-webkit-<span style="font-weight: normal;">.</span></span></strong><br />
<strong> </strong><br />
<strong>Os valores possíveis da propriedade são:</strong></p>
<ul>
<li><em>background-origin: border-box;</em></li>
</ul>
<p>Quando <em>border-box</em> é usado, a posição é relativa ao canto superior esquerdo incluindo a borda.</p>
<ul>
<li><em>background-origin: padding-box;</em></li>
</ul>
<p>A outra opção é padding-box o que significa que a imagem de fundo não vai até a borda. Os backgrounds serão exibidos sobre o padding, não sobre a borda.</p>
<ul>
<li><em>background-origin: content-box;</em></li>
</ul>
<p>No <em>content-box</em> backgrounds exibidos sobre o conteúdo, não incluída a borda e o padding.</p>
<p>Exemplo <em><strong>background-origin: border-box</strong></em></p>

<div class="wp_syntax"><div class="code"><pre class="css" style="font-family:monospace;">div<span style="color: #00AA00;">&#123;</span>
<span style="color: #000000; font-weight: bold;">background</span><span style="color: #00AA00;">:</span> <span style="color: #993333;">url</span><span style="color: #00AA00;">&#40;</span>http<span style="color: #00AA00;">:</span>//www<span style="color: #6666ff;">.css3</span><span style="color: #6666ff;">.x4ids</span><span style="color: #6666ff;">.com</span>.br/imagens/Kenshin-css3.jpg<span style="color: #00AA00;">&#41;</span> <span style="color: #993333;">no-repeat</span><span style="color: #00AA00;">;</span>
background-origin<span style="color: #00AA00;">:</span> border-box<span style="color: #00AA00;">;</span>
<span style="color: #000000; font-weight: bold;">width</span><span style="color: #00AA00;">:</span><span style="color: #933;">200px</span><span style="color: #00AA00;">;</span>
<span style="color: #000000; font-weight: bold;">height</span><span style="color: #00AA00;">:</span><span style="color: #933;">100px</span><span style="color: #00AA00;">;</span>
<span style="color: #000000; font-weight: bold;">border</span><span style="color: #00AA00;">:</span> <span style="color: #933;">20px</span> <span style="color: #993333;">dotted</span><span style="color: #00AA00;">;</span>
<span style="color: #000000; font-weight: bold;">padding</span><span style="color: #00AA00;">:</span> <span style="color: #933;">20px</span><span style="color: #00AA00;">;</span>
<span style="color: #00AA00;">&#125;</span></pre></div></div>

<p style="width: 200px; height: 100px; border: 20px dotted; padding: 20px; background: url(http://www.css3.x4ids.com.br/imagens/Kenshin-css3.jpg) no-repeat; background-origin: border-box; -webkit-background-origin: border; -moz-background-origin: border;"><span style="color: #ffffff;"><em><span style="color: #000000;"> background-origin: border-box</span></em></span></p>
<p><strong> </strong><br />
<strong>Funciona no:</strong> <img src="http://www.css3.x4ids.com.br/imagens/ie2.png" border="0" alt="ie2 Backgrounds – Parte 2: background origin"  title="Backgrounds – Parte 2: background origin" /><img src="http://www.css3.x4ids.com.br/imagens/firefox.png" border="0" alt="firefox Backgrounds – Parte 2: background origin"  title="Backgrounds – Parte 2: background origin" /><img src="http://www.css3.x4ids.com.br/imagens/chrome.png" border="0" alt="chrome Backgrounds – Parte 2: background origin"  title="Backgrounds – Parte 2: background origin" /><img src="http://www.css3.x4ids.com.br/imagens/safari.png" border="0" alt="safari Backgrounds – Parte 2: background origin"  title="Backgrounds – Parte 2: background origin" /><img src="http://www.css3.x4ids.com.br/imagens/opera.png" border="0" alt="opera Backgrounds – Parte 2: background origin"  title="Backgrounds – Parte 2: background origin" /><br />
<strong> </strong><br />
Exemplo <em><strong>background-origin: padding-box</strong></em></p>

<div class="wp_syntax"><div class="code"><pre class="css" style="font-family:monospace;">div<span style="color: #00AA00;">&#123;</span>
<span style="color: #000000; font-weight: bold;">background</span><span style="color: #00AA00;">:</span> <span style="color: #993333;">url</span><span style="color: #00AA00;">&#40;</span>http<span style="color: #00AA00;">:</span>//www<span style="color: #6666ff;">.css3</span><span style="color: #6666ff;">.x4ids</span><span style="color: #6666ff;">.com</span>.br/imagens/Kenshin-css3.jpg<span style="color: #00AA00;">&#41;</span> <span style="color: #993333;">no-repeat</span><span style="color: #00AA00;">;</span>
background-origin<span style="color: #00AA00;">:</span> padding-box<span style="color: #00AA00;">;</span>
<span style="color: #000000; font-weight: bold;">width</span><span style="color: #00AA00;">:</span><span style="color: #933;">200px</span><span style="color: #00AA00;">;</span>
<span style="color: #000000; font-weight: bold;">height</span><span style="color: #00AA00;">:</span><span style="color: #933;">100px</span><span style="color: #00AA00;">;</span>
<span style="color: #000000; font-weight: bold;">border</span><span style="color: #00AA00;">:</span> <span style="color: #933;">20px</span> <span style="color: #993333;">dotted</span><span style="color: #00AA00;">;</span>
<span style="color: #000000; font-weight: bold;">padding</span><span style="color: #00AA00;">:</span> <span style="color: #933;">20px</span><span style="color: #00AA00;">;</span>
<span style="color: #00AA00;">&#125;</span></pre></div></div>

<p style="width: 200px; height: 100px; border: 20px dotted; padding: 20px; background: url(http://www.css3.x4ids.com.br/imagens/Kenshin-css3.jpg) no-repeat; background-origin: padding-box; -webkit-background-origin: padding; -moz-background-origin: padding;"><em><span style="color: #000000;">background-origin: padding-box</span></em></p>
<p><strong> </strong><br />
<strong>Funciona no:</strong> <img src="http://www.css3.x4ids.com.br/imagens/ie2.png" border="0" alt="ie2 Backgrounds – Parte 2: background origin"  title="Backgrounds – Parte 2: background origin" /><img src="http://www.css3.x4ids.com.br/imagens/firefox.png" border="0" alt="firefox Backgrounds – Parte 2: background origin"  title="Backgrounds – Parte 2: background origin" /><img src="http://www.css3.x4ids.com.br/imagens/chrome.png" border="0" alt="chrome Backgrounds – Parte 2: background origin"  title="Backgrounds – Parte 2: background origin" /><img src="http://www.css3.x4ids.com.br/imagens/safari.png" border="0" alt="safari Backgrounds – Parte 2: background origin"  title="Backgrounds – Parte 2: background origin" /><img src="http://www.css3.x4ids.com.br/imagens/opera.png" border="0" alt="opera Backgrounds – Parte 2: background origin"  title="Backgrounds – Parte 2: background origin" /><br />
<strong> </strong><br />
Exemplo <em><strong>background-origin: content-box</strong></em></p>

<div class="wp_syntax"><div class="code"><pre class="css" style="font-family:monospace;">div<span style="color: #00AA00;">&#123;</span>
<span style="color: #000000; font-weight: bold;">background</span><span style="color: #00AA00;">:</span> <span style="color: #993333;">url</span><span style="color: #00AA00;">&#40;</span>http<span style="color: #00AA00;">:</span>//www<span style="color: #6666ff;">.css3</span><span style="color: #6666ff;">.x4ids</span><span style="color: #6666ff;">.com</span>.br/imagens/Kenshin-css3.jpg<span style="color: #00AA00;">&#41;</span> <span style="color: #993333;">no-repeat</span><span style="color: #00AA00;">;</span>
background-origin<span style="color: #00AA00;">:</span> content-box<span style="color: #00AA00;">;</span>
<span style="color: #000000; font-weight: bold;">width</span><span style="color: #00AA00;">:</span><span style="color: #933;">200px</span><span style="color: #00AA00;">;</span>
<span style="color: #000000; font-weight: bold;">height</span><span style="color: #00AA00;">:</span><span style="color: #933;">100px</span><span style="color: #00AA00;">;</span>
<span style="color: #000000; font-weight: bold;">border</span><span style="color: #00AA00;">:</span> <span style="color: #933;">20px</span> <span style="color: #993333;">dotted</span><span style="color: #00AA00;">;</span>
<span style="color: #000000; font-weight: bold;">padding</span><span style="color: #00AA00;">:</span> <span style="color: #933;">20px</span><span style="color: #00AA00;">;</span>
<span style="color: #00AA00;">&#125;</span></pre></div></div>

<p style="width: 200px; height: 100px; border: 20px dotted; padding: 20px; background: url(http://www.css3.x4ids.com.br/imagens/Kenshin-css3.jpg) no-repeat; background-origin: content-box; -webkit-background-origin: content; -moz-background-origin: content;"><em><span style="color: #000000;">background-origin: content-box</span></em></p>
<p><strong> </strong><br />
<strong>Funciona no:</strong> <img src="http://www.css3.x4ids.com.br/imagens/ie2.png" border="0" alt="ie2 Backgrounds – Parte 2: background origin"  title="Backgrounds – Parte 2: background origin" /><img src="http://www.css3.x4ids.com.br/imagens/firefox2.png" border="0" alt="firefox2 Backgrounds – Parte 2: background origin"  title="Backgrounds – Parte 2: background origin" /><img src="http://www.css3.x4ids.com.br/imagens/chrome.png" border="0" alt="chrome Backgrounds – Parte 2: background origin"  title="Backgrounds – Parte 2: background origin" /><img src="http://www.css3.x4ids.com.br/imagens/safari.png" border="0" alt="safari Backgrounds – Parte 2: background origin"  title="Backgrounds – Parte 2: background origin" /><img src="http://www.css3.x4ids.com.br/imagens/opera2.png" border="0" alt="opera2 Backgrounds – Parte 2: background origin"  title="Backgrounds – Parte 2: background origin" /><br />
<strong> </strong><br />
<strong> </strong><br />
<span style="color: #993300;">Até o CSS3 ser oficialmente lançado, usaremos as propriedades da seguinte forma:</span></p>
<ul>
<li><span style="color: #993300;"><strong>Para o </strong></span><span style="color: #993300;"><strong>Firefox</strong></span><span style="color: #993300;"><strong>:</strong></span></li>
</ul>
<p><em><span style="color: #993300;">-moz-background-origin: border;</span></em></p>
<p><em><span style="color: #993300;">-moz-background-origin: padding;</span></em></p>
<ul>
<li><span style="color: #993300;"><span style="color: #993300;"><strong>Para </strong></span><span style="color: #993300;"><strong>Safari </strong></span><span style="color: #993300;"><strong>e </strong></span><span style="color: #993300;"><strong>Chrome</strong></span><span style="color: #993300;"><strong>:</strong></span></span></li>
</ul>
<p><span style="color: #993300;"><em><span style="color: #993300;">-webkit-background-origin: border;</span></em></span></p>
<p><span style="color: #993300;"><em><span style="color: #993300;">-webkit-background-origin: padding;</span></em></span></p>
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		<title>Backgrounds – Parte 1: background-clip</title>
		<link>http://www.css3.x4ids.com.br/introducao-ao-css3/backgrounds-parte-1-background-clip/</link>
		<comments>http://www.css3.x4ids.com.br/introducao-ao-css3/backgrounds-parte-1-background-clip/#comments</comments>
		<pubDate>Tue, 18 May 2010 15:10:10 +0000</pubDate>
		<dc:creator>Dodilei</dc:creator>
				<category><![CDATA[Backgrounds]]></category>
		<category><![CDATA[Introdução ao CSS3]]></category>
		<category><![CDATA[Background]]></category>
		<category><![CDATA[background-clip]]></category>
		<category><![CDATA[CSS3]]></category>
		<category><![CDATA[lançamento]]></category>

		<guid isPermaLink="false">http://css3.isgreat.org/?p=474</guid>
		<description><![CDATA[background-clip A primeira novidade em Backgrounds CSS3 que vamos introduzir é a propriedade background-clip. Essa propriedade é usada para determinar se a imagem de fundo se estende até a borda ou não. Existem três opções, o padrão de border-box, padding-box e content-box. OBS: Lembrando-se que para usar a propriedade no navegador Mozilla Firefox utiliamos antes [...]]]></description>
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<h2>background-clip</h2>
<hr />A primeira novidade em Backgrounds CSS3 que vamos introduzir é a propriedade <em>background-clip</em>. Essa propriedade é usada para determinar se a imagem de fundo se estende até a borda ou não.  Existem três opções, o padrão de <em>border-box</em>, <em>padding-box</em> e <em>content-box</em>.  <span id="more-474"></span><span style="color: #993300;"> OBS: Lembrando-se que para usar a propriedade no navegador Mozilla Firefox utiliamos antes do código </span><strong><span style="color: #993300;">-moz-</span></strong><span style="color: #993300;">, e para o Safari e Google Chrome o </span><strong><span style="color: #993300;">-webkit-<span style="font-weight: normal;">.</span></span></strong><br />
<strong> </strong><br />
<strong>Os valores possíveis da propriedade são:</strong></p>
<ul>
<li><em>background-clip: border-box;</em></li>
</ul>
<p>Quando <em>border-box</em> é usado, os backgrounds são exibidos abaixo da borda.</p>
<ul>
<li><em>background-clip: padding-box;</em></li>
</ul>
<p>A outra opção é padding-box o que significa que a imagem de fundo não vai esticar até a borda. Os backgrounds serão exibidos sobre o padding, não sobre a borda.</p>
<ul>
<li><em>background-clip: content-box;</em></li>
</ul>
<p>No <em>content-box</em> backgrounds exibidos sobre o conteúdo, não incluída a borda e o padding.</p>
<p>Exemplo <em><strong>background-clip: border-box</strong></em></p>

<div class="wp_syntax"><div class="code"><pre class="css" style="font-family:monospace;">div<span style="color: #00AA00;">&#123;</span>
<span style="color: #000000; font-weight: bold;">background</span><span style="color: #00AA00;">:</span> <span style="color: #cc00cc;">#2D72FF</span><span style="color: #00AA00;">;</span>
background-<span style="color: #000000; font-weight: bold;">clip</span><span style="color: #00AA00;">:</span> border-box<span style="color: #00AA00;">;</span>
<span style="color: #000000; font-weight: bold;">width</span><span style="color: #00AA00;">:</span><span style="color: #933;">200px</span><span style="color: #00AA00;">;</span>
<span style="color: #000000; font-weight: bold;">height</span><span style="color: #00AA00;">:</span><span style="color: #933;">100px</span><span style="color: #00AA00;">;</span>
<span style="color: #000000; font-weight: bold;">border</span><span style="color: #00AA00;">:</span> <span style="color: #933;">20px</span> <span style="color: #993333;">dotted</span><span style="color: #00AA00;">;</span>
<span style="color: #000000; font-weight: bold;">padding</span><span style="color: #00AA00;">:</span> <span style="color: #933;">20px</span><span style="color: #00AA00;">;</span>
<span style="color: #00AA00;">&#125;</span></pre></div></div>

<p style="width: 200px; height: 100px; border: 20px dotted; padding: 20px; background-color: #2d72ff; background-clip: border-box; -webkit-background-clip: border; -moz-background-clip: border;"><span style="color: #ffffff;"><em> background-clip: border-box</em></span></p>
<p><strong> </strong><br />
<strong>Funciona no:</strong> <img src="http://www.css3.x4ids.com.br/imagens/ie2.png" border="0" alt="ie2 Backgrounds – Parte 1: background clip"  title="Backgrounds – Parte 1: background clip" /><img src="http://www.css3.x4ids.com.br/imagens/firefox.png" border="0" alt="firefox Backgrounds – Parte 1: background clip"  title="Backgrounds – Parte 1: background clip" /><img src="http://www.css3.x4ids.com.br/imagens/chrome.png" border="0" alt="chrome Backgrounds – Parte 1: background clip"  title="Backgrounds – Parte 1: background clip" /><img src="http://www.css3.x4ids.com.br/imagens/safari.png" border="0" alt="safari Backgrounds – Parte 1: background clip"  title="Backgrounds – Parte 1: background clip" /><img src="http://www.css3.x4ids.com.br/imagens/opera.png" border="0" alt="opera Backgrounds – Parte 1: background clip"  title="Backgrounds – Parte 1: background clip" /><br />
<strong> </strong><br />
Exemplo <em><strong>background-clip: padding-box</strong></em></p>

<div class="wp_syntax"><div class="code"><pre class="css" style="font-family:monospace;">div<span style="color: #00AA00;">&#123;</span>
<span style="color: #000000; font-weight: bold;">background</span><span style="color: #00AA00;">:</span> <span style="color: #cc00cc;">#2D72FF</span><span style="color: #00AA00;">;</span>
background-<span style="color: #000000; font-weight: bold;">clip</span><span style="color: #00AA00;">:</span> padding-box<span style="color: #00AA00;">;</span>
<span style="color: #000000; font-weight: bold;">width</span><span style="color: #00AA00;">:</span><span style="color: #933;">200px</span><span style="color: #00AA00;">;</span>
<span style="color: #000000; font-weight: bold;">height</span><span style="color: #00AA00;">:</span><span style="color: #933;">100px</span><span style="color: #00AA00;">;</span>
<span style="color: #000000; font-weight: bold;">border</span><span style="color: #00AA00;">:</span> <span style="color: #933;">20px</span> <span style="color: #993333;">dotted</span><span style="color: #00AA00;">;</span>
<span style="color: #000000; font-weight: bold;">padding</span><span style="color: #00AA00;">:</span> <span style="color: #933;">20px</span><span style="color: #00AA00;">;</span>
<span style="color: #00AA00;">&#125;</span></pre></div></div>

<p style="width: 200px; height: 100px; border: 20px dotted; padding: 20px; background-color: #2d72ff; background-clip: padding-box; -webkit-background-clip: padding; -moz-background-clip: padding;"><em><span style="color: #ffffff;">background-clip: padding-box</span></em></p>
<p><strong> </strong><br />
<strong>Funciona no:</strong> <img src="http://www.css3.x4ids.com.br/imagens/ie2.png" border="0" alt="ie2 Backgrounds – Parte 1: background clip"  title="Backgrounds – Parte 1: background clip" /><img src="http://www.css3.x4ids.com.br/imagens/firefox.png" border="0" alt="firefox Backgrounds – Parte 1: background clip"  title="Backgrounds – Parte 1: background clip" /><img src="http://www.css3.x4ids.com.br/imagens/chrome.png" border="0" alt="chrome Backgrounds – Parte 1: background clip"  title="Backgrounds – Parte 1: background clip" /><img src="http://www.css3.x4ids.com.br/imagens/safari.png" border="0" alt="safari Backgrounds – Parte 1: background clip"  title="Backgrounds – Parte 1: background clip" /><img src="http://www.css3.x4ids.com.br/imagens/opera.png" border="0" alt="opera Backgrounds – Parte 1: background clip"  title="Backgrounds – Parte 1: background clip" /><br />
<strong> </strong><br />
Exemplo <em><strong>background-clip: content-box</strong></em></p>

<div class="wp_syntax"><div class="code"><pre class="css" style="font-family:monospace;">div<span style="color: #00AA00;">&#123;</span>
<span style="color: #000000; font-weight: bold;">background</span><span style="color: #00AA00;">:</span> <span style="color: #cc00cc;">#2D72FF</span><span style="color: #00AA00;">;</span>
background-<span style="color: #000000; font-weight: bold;">clip</span><span style="color: #00AA00;">:</span> content-box<span style="color: #00AA00;">;</span>
<span style="color: #000000; font-weight: bold;">width</span><span style="color: #00AA00;">:</span><span style="color: #933;">200px</span><span style="color: #00AA00;">;</span>
<span style="color: #000000; font-weight: bold;">height</span><span style="color: #00AA00;">:</span><span style="color: #933;">100px</span><span style="color: #00AA00;">;</span>
<span style="color: #000000; font-weight: bold;">border</span><span style="color: #00AA00;">:</span> <span style="color: #933;">20px</span> <span style="color: #993333;">dotted</span><span style="color: #00AA00;">;</span>
<span style="color: #000000; font-weight: bold;">padding</span><span style="color: #00AA00;">:</span> <span style="color: #933;">20px</span><span style="color: #00AA00;">;</span>
<span style="color: #00AA00;">&#125;</span></pre></div></div>

<p style="width: 200px; height: 100px; border: 20px dotted; padding: 20px; background-color: #2d72ff; background-clip: content-box; -webkit-background-clip: content; -moz-background-clip: content;"><em><span style="color: #ffffff;">background-clip: content-box</span></em></p>
<p><strong> </strong><br />
<strong>Funciona no:</strong> <img src="http://www.css3.x4ids.com.br/imagens/ie2.png" border="0" alt="ie2 Backgrounds – Parte 1: background clip"  title="Backgrounds – Parte 1: background clip" /><img src="http://www.css3.x4ids.com.br/imagens/firefox2.png" border="0" alt="firefox2 Backgrounds – Parte 1: background clip"  title="Backgrounds – Parte 1: background clip" /><img src="http://www.css3.x4ids.com.br/imagens/chrome.png" border="0" alt="chrome Backgrounds – Parte 1: background clip"  title="Backgrounds – Parte 1: background clip" /><img src="http://www.css3.x4ids.com.br/imagens/safari.png" border="0" alt="safari Backgrounds – Parte 1: background clip"  title="Backgrounds – Parte 1: background clip" /><img src="http://www.css3.x4ids.com.br/imagens/opera2.png" border="0" alt="opera2 Backgrounds – Parte 1: background clip"  title="Backgrounds – Parte 1: background clip" /><br />
<strong> </strong><br />
<strong> </strong><br />
<span style="color: #993300;">Até o CSS3 ser oficialmente lançado, usaremos as propriedades da seguinte forma:</span></p>
<ul>
<li><span style="color: #993300;"><strong>Para o </strong></span><span style="color: #993300;"><strong>Firefox</strong></span><span style="color: #993300;"><strong>:</strong></span></li>
</ul>
<p><em><span style="color: #993300;">-moz-background-clip: border;</span></em></p>
<p><em><span style="color: #993300;">-moz-background-clip: padding;</span></em></p>
<ul>
<li><span style="color: #993300;"><span style="color: #993300;"><strong>Para </strong></span><span style="color: #993300;"><strong>Safari </strong></span><span style="color: #993300;"><strong>e </strong></span><span style="color: #993300;"><strong>Chrome</strong></span><span style="color: #993300;"><strong>:</strong></span></span></li>
</ul>
<p><span style="color: #993300;"><em><span style="color: #993300;">-webkit-background-clip: border;</span></em></span></p>
<p><span style="color: #993300;"><em><span style="color: #993300;">-webkit-background-clip: padding;</span></em></span></p>
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Parte 1: background clip"  title="Backgrounds – Parte 1: background clip" /></a><a class="a2a_button_google_buzz" href="http://www.addtoany.com/add_to/google_buzz?linkurl=http%3A%2F%2Fwww.css3.x4ids.com.br%2Fintroducao-ao-css3%2Fbackgrounds-parte-1-background-clip%2F&amp;linkname=Backgrounds%20%E2%80%93%20Parte%201%3A%20background-clip" title="Google Buzz" rel="nofollow" target="_blank"><img src="http://www.css3.x4ids.com.br/wp-content/plugins/add-to-any/icons/google_buzz.png" width="16" height="16" alt="google buzz Backgrounds – Parte 1: background clip"  title="Backgrounds – Parte 1: background clip" /></a><a class="a2a_button_orkut" href="http://www.addtoany.com/add_to/orkut?linkurl=http%3A%2F%2Fwww.css3.x4ids.com.br%2Fintroducao-ao-css3%2Fbackgrounds-parte-1-background-clip%2F&amp;linkname=Backgrounds%20%E2%80%93%20Parte%201%3A%20background-clip" title="Orkut" rel="nofollow" target="_blank"><img src="http://www.css3.x4ids.com.br/wp-content/plugins/add-to-any/icons/orkut.png" 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		<item>
		<title>Backgrounds</title>
		<link>http://www.css3.x4ids.com.br/introducao-ao-css3/backgrounds/</link>
		<comments>http://www.css3.x4ids.com.br/introducao-ao-css3/backgrounds/#comments</comments>
		<pubDate>Tue, 18 May 2010 13:24:53 +0000</pubDate>
		<dc:creator>Dodilei</dc:creator>
				<category><![CDATA[Backgrounds]]></category>
		<category><![CDATA[Introdução ao CSS3]]></category>
		<category><![CDATA[Background]]></category>
		<category><![CDATA[CSS3]]></category>
		<category><![CDATA[lançamento]]></category>

		<guid isPermaLink="false">http://css3.isgreat.org/?p=498</guid>
		<description><![CDATA[backgrounds O CSS3 tem muitas mudanças no elemento background. A mais óbvia é a possibilidade de múltiplas imagens de fundo, bem como adaptações das propriedades atuais. Os novos recursos permitem maior controle sobre o elemento de background e proporcionará aos designers toda uma série de novas possibilidades, como fazer um background em degradê sem utilização [...]]]></description>
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			<a href="http://api.tweetmeme.com/share?url=http%3A%2F%2Fwww.css3.x4ids.com.br%2Fintroducao-ao-css3%2Fbackgrounds%2F"><br />
				<img src="http://api.tweetmeme.com/imagebutton.gif?url=http%3A%2F%2Fwww.css3.x4ids.com.br%2Fintroducao-ao-css3%2Fbackgrounds%2F&amp;style=normal&amp;b=2" height="61" width="50" title="Backgrounds" alt=" Backgrounds" /><br />
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<h2>backgrounds</h2>
<hr />O CSS3 tem muitas mudanças no elemento background. A mais óbvia é a  possibilidade de múltiplas imagens de fundo, bem como adaptações das propriedades atuais.</p>
<p>Os novos recursos permitem maior controle sobre o elemento de background e proporcionará aos designers toda uma série de novas possibilidades, como fazer um background em degradê sem utilização de imagens, o que tem diversas vantagens!</p>
<p>Estudaremos as seguintes propriedades de Backgrounds:</p>
<p><em><a href="http://www.css3.x4ids.com.br/2010/05/backgrounds-parte-1-background-clip/" target="_blank">background-clip</a><br />
<a href="http://www.css3.x4ids.com.br/2010/07/backgrounds-parte-2-background-origin/" target="_blank"> background-origin</a><br />
<a href="http://www.css3.x4ids.com.br/2010/07/backgrounds-parte-3-background-size/" target="_blank"> background-size</a><br />
<a href="http://www.css3.x4ids.com.br/2010/08/backgrounds-parte-4-multiplas-imagens-de-background/" target="_blank"> múltiplas imagens de background</a><br />
background em degradê <a href="http://www.css3.x4ids.com.br/introducao-ao-css3/backgrounds-parte-5-degrade-parte-1/" target="_blank">Parte 1</a> e <a href="http://www.css3.x4ids.com.br/introducao-ao-css3/backgrounds-parte-6-degrade-parte-2/" target="_blank">Parte 2</a></em></p>
<p><a class="a2a_button_twitter" href="http://www.addtoany.com/add_to/twitter?linkurl=http%3A%2F%2Fwww.css3.x4ids.com.br%2Fintroducao-ao-css3%2Fbackgrounds%2F&amp;linkname=Backgrounds" title="Twitter" rel="nofollow" target="_blank"><img src="http://www.css3.x4ids.com.br/wp-content/plugins/add-to-any/icons/twitter.png" width="16" height="16" alt="twitter Backgrounds"  title="Backgrounds" /></a><a class="a2a_button_dihitt" href="http://www.addtoany.com/add_to/dihitt?linkurl=http%3A%2F%2Fwww.css3.x4ids.com.br%2Fintroducao-ao-css3%2Fbackgrounds%2F&amp;linkname=Backgrounds" title="diHITT" rel="nofollow" target="_blank"><img src="http://www.css3.x4ids.com.br/wp-content/plugins/add-to-any/icons/dihitt.png" width="16" height="16" alt="dihitt Backgrounds"  title="Backgrounds" /></a><a class="a2a_button_delicious" href="http://www.addtoany.com/add_to/delicious?linkurl=http%3A%2F%2Fwww.css3.x4ids.com.br%2Fintroducao-ao-css3%2Fbackgrounds%2F&amp;linkname=Backgrounds" title="Delicious" rel="nofollow" target="_blank"><img src="http://www.css3.x4ids.com.br/wp-content/plugins/add-to-any/icons/delicious.png" width="16" height="16" alt="delicious Backgrounds"  title="Backgrounds" /></a><a class="a2a_button_facebook" href="http://www.addtoany.com/add_to/facebook?linkurl=http%3A%2F%2Fwww.css3.x4ids.com.br%2Fintroducao-ao-css3%2Fbackgrounds%2F&amp;linkname=Backgrounds" title="Facebook" rel="nofollow" target="_blank"><img src="http://www.css3.x4ids.com.br/wp-content/plugins/add-to-any/icons/facebook.png" width="16" height="16" alt="facebook Backgrounds"  title="Backgrounds" /></a><a class="a2a_button_google_buzz" href="http://www.addtoany.com/add_to/google_buzz?linkurl=http%3A%2F%2Fwww.css3.x4ids.com.br%2Fintroducao-ao-css3%2Fbackgrounds%2F&amp;linkname=Backgrounds" title="Google Buzz" rel="nofollow" target="_blank"><img src="http://www.css3.x4ids.com.br/wp-content/plugins/add-to-any/icons/google_buzz.png" width="16" height="16" alt="google buzz Backgrounds"  title="Backgrounds" /></a><a class="a2a_button_orkut" href="http://www.addtoany.com/add_to/orkut?linkurl=http%3A%2F%2Fwww.css3.x4ids.com.br%2Fintroducao-ao-css3%2Fbackgrounds%2F&amp;linkname=Backgrounds" title="Orkut" rel="nofollow" target="_blank"><img src="http://www.css3.x4ids.com.br/wp-content/plugins/add-to-any/icons/orkut.png" width="16" height="16" alt="orkut Backgrounds"  title="Backgrounds" /></a><a class="a2a_button_tumblr" href="http://www.addtoany.com/add_to/tumblr?linkurl=http%3A%2F%2Fwww.css3.x4ids.com.br%2Fintroducao-ao-css3%2Fbackgrounds%2F&amp;linkname=Backgrounds" title="Tumblr" rel="nofollow" target="_blank"><img src="http://www.css3.x4ids.com.br/wp-content/plugins/add-to-any/icons/tumblr.png" width="16" height="16" alt="tumblr Backgrounds"  title="Backgrounds" /></a><a class="a2a_button_digg" href="http://www.addtoany.com/add_to/digg?linkurl=http%3A%2F%2Fwww.css3.x4ids.com.br%2Fintroducao-ao-css3%2Fbackgrounds%2F&amp;linkname=Backgrounds" title="Digg" rel="nofollow" target="_blank"><img src="http://www.css3.x4ids.com.br/wp-content/plugins/add-to-any/icons/digg.png" width="16" height="16" alt="digg Backgrounds"  title="Backgrounds" /></a><a class="a2a_button_technorati_favorites" href="http://www.addtoany.com/add_to/technorati_favorites?linkurl=http%3A%2F%2Fwww.css3.x4ids.com.br%2Fintroducao-ao-css3%2Fbackgrounds%2F&amp;linkname=Backgrounds" title="Technorati Favorites" rel="nofollow" target="_blank"><img src="http://www.css3.x4ids.com.br/wp-content/plugins/add-to-any/icons/technorati.png" width="16" height="16" alt="technorati Backgrounds"  title="Backgrounds" /></a><a class="a2a_dd a2a_target addtoany_share_save" href="http://www.addtoany.com/share_save#url=http%3A%2F%2Fwww.css3.x4ids.com.br%2Fintroducao-ao-css3%2Fbackgrounds%2F&amp;title=Backgrounds" id="wpa2a_20">Compartilhe</a></p>]]></content:encoded>
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