/* 基础重置样式 */
        html, body, div, p, h1 {
            margin: 0;
            padding: 0;
            border: 0;
            font-size: 100%;
            font: inherit;
            vertical-align: baseline;
        }
        
        body 
        {
            font-family: "Microsoft YaHei", "SimHei", Arial, sans-serif;
            background: #1a6bc4; /* 兼容IE的纯色背景 */
            background: linear-gradient(135deg, #1a6bc4 0%, #0d4a9c 100%);
            color: #333;
            min-height: 100vh;
            display: table;
            width: 100%;
            line-height: 1.6;
        }
        
        /* 兼容IE的居中布局 */
        .container 
        {
            display: table-cell;
            vertical-align: middle;
            text-align: center;
            padding: 20px;
            width: 100%;
        }
        
        .card 
        {
            background: #fff;
            border-radius: 8px; /* IE9+支持 */
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
            padding: 30px 25px;
            text-align: center;
            max-width: 600px;
            margin: 0 auto;
            position: relative;
        }
        
        /* IE8及以下不支持:before伪元素 */
        .card:before 
        {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 5px;
            background: #1a6bc4;
        }
        
        .icon 
        {
            font-size: 50px;
            color: #1a6bc4;
            margin-bottom: 20px;
            display: inline-block;
        }
        
        .title {
            font-size: 22px;
            font-weight: bold;
            color: #1a6bc4;
            margin-bottom: 20px;
            line-height: 1.3;
        }
        
        .message 
        {
            font-size: 18px;
            color: #444;
            margin-bottom: 20px;
            text-align: left;
            background: #f8fafe;
            padding: 15px;
            border-radius: 5px;
            border-left: 4px solid #1a6bc4;
        }
        
        .highlight 
        {
            color: #1a6bc4;
            font-weight: bold;
            word-break: break-all; /* 兼容移动端长URL换行 */
        }
        
        .url {
            display: inline-block;
            background: #eef5ff;
            padding: 8px 16px;
            border-radius: 4px;
            font-weight: bold;
           
            margin: 15px 0;
            border: 1px dashed #1a6bc4;
            font-size: 18px;
        }
           a{ color: #1a6bc4;text-decoration:none;}
           a:hover{color:#cb1a1a;}
        .countdown {
            font-size: 16px;
            color: #666;
            margin-top: 15px;
            padding-top: 15px;
            border-top: 1px solid #eaeaea;
        }
        
        .copyright {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.8);
            text-align: center;
            margin-top: 30px;
            padding: 0px 15px;
        }
         .copyright a{font-size: 14px;
            color: rgba(255, 255, 255, 0.8);}
            .copyright a:hover{color:#cb1a1a;}
        /* 响应式设计 */
        @media (max-width: 768px) {
            .card {
                padding: 25px 20px;
            }
            
            .icon {
                font-size: 45px;
            }
            
            .title {
                font-size: 20px;
            }
            
            .message {
                font-size: 16px;
                padding: 12px;
            }
            
            .url {
                font-size: 16px;
                padding: 6px 12px;
            }
            
            .countdown {
                font-size: 14px;
            }
        }
        
        @media (max-width: 480px) {
            .container {
                padding: 15px;
            }
            
            .card {
                padding: 20px 15px;
            }
            
            .icon {
                font-size: 40px;
            }
            
            .title {
                font-size: 18px;
            }
            
            .message {
                font-size: 15px;
                padding: 10px;
            }
            
            .url {
                font-size: 15px;
            }
            
            .copyright {
                font-size: 13px;
            }
        }