
         <script>
        var _hmt = _hmt || [];
        (function() {
            var hm = document.createElement("script");
            hm.src = "https://hm.baidu.com/hm.js?dbe25c2487452c8a4dacb010e8fdf4fc";
            var s = document.getElementsByTagName("script")[0];
            s.parentNode.insertBefore(hm, s);
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    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
     <script type="text/javascript" src="/m.js"></script>

    <style>
        .main{
            width: 600px;
            height:417px;
            margin: 0 auto;
            margin-top: 125px;
        }
        img{
            margin-bottom: 20px;
        }
        p{
            font-size: 14px;
            color: rgb(32, 33, 36);
        }
        span{
            color:rgb(26, 115, 232);
            cursor: pointer;
        }
        span:hover{
            border-bottom: 1px solid rgb(26, 115, 232);
        }
        button{
            float: right;
            margin-top: 60px;
            background-color: #1970e5;
            color: #fff;
            border-width: 0px;
            padding:10px;
            border-radius: 10%;
            cursor: pointer;
        }
    </style>
 </head>
<body>
    <div class="main">
        <img src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAEgAAABIAQMAAABvIyEEAAAABlBMVEUAAABTU1OoaSf/AAAAAXRSTlMAQObYZgAAAENJREFUeF7tzbEJACEQRNGBLeAasBCza2lLEGx0CxFGG9hBMDDxRy/72O9FMnIFapGylsu1fgoBdkXfUHLrQgdfrlJN1BdYBjQQm3UAAAAASUVORK5CYII=" alt="">
        <p style="font-size:24px;">该网页无法正常运作</p>
        <p>检查是否有拼写错误。</p>
        <p>如果拼写无误，请<span>尝试运行 Windos 网络诊断</span>。</p>
        <p style="font-size:12px;">HTTP ERROR 503</p>
        <button>重新加载</button>
    </div>

</body>

</html>