SCADATrainSys/develop/course/50x.html

<!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>500 服务器错误</title>
    <style>
        body {
            font-family: 'Microsoft YaHei', Arial, sans-serif;
            background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
            margin: 0;
            padding: 0;
            display: flex;
            justify-content: center;
            align-items: center;
            min-height: 100vh;
            color: white;
            text-align: center;
        }
        .error-container {
            background: rgba(255, 255, 255, 0.1);
            padding: 50px;
            border-radius: 20px;
            backdrop-filter: blur(10px);
            box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2);
        }
        .error-code {
            font-size: 120px;
            font-weight: bold;
            margin: 0;
            text-shadow: 3px 3px 0 rgba(0, 0, 0, 0.2);
        }
        .error-message {
            font-size: 24px;
            margin: 20px 0;
        }
        .error-description {
            font-size: 16px;
            margin: 20px 0;
            opacity: 0.9;
            line-height: 1.6;
        }
        .home-btn {
            display: inline-block;
            padding: 12px 30px;
            background: white;
            color: #4facfe;
            text-decoration: none;
            border-radius: 25px;
            font-weight: bold;
            margin-top: 20px;
            transition: transform 0.3s ease;
        }
        .home-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
        }
        .retry-btn {
            display: inline-block;
            padding: 12px 30px;
            background: transparent;
            color: white;
            border: 2px solid white;
            text-decoration: none;
            border-radius: 25px;
            font-weight: bold;
            margin: 10px;
            transition: all 0.3s ease;
        }
        .retry-btn:hover {
            background: white;
            color: #4facfe;
        }
        .contact-info {
            margin-top: 30px;
            font-size: 14px;
            opacity: 0.8;
        }
    </style>
</head>
<body>
    <div class="error-container">
        <h1 class="error-code">500</h1>
        <h2 class="error-message">服务器内部错误</h2>
        <p class="error-description">
            抱歉，服务器遇到了一个意外错误。<br>
            我们的技术团队已经收到通知，正在努力修复问题。
        </p>
        <div>
            <a href="javascript:location.reload()" class="retry-btn">重试页面</a>
            <a href="/" class="home-btn">返回首页</a>
        </div>
        <div class="contact-info">
            如果问题持续存在，请联系技术支持
        </div>
    </div>
</body>
</html>