* {
            margin: 0;padding: 0;box-sizing: border-box;font-family: 'Microsoft YaHei', Arial, sans-serif;
        }
        body {
            background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);min-height: 100vh;display: flex;justify-content: center;
            align-items: center;padding: 20px;
        }
        .container {
            padding: 40px; max-width: 500px;width: 100%; text-align: center; position: relative; overflow: hidden;
        }
        .warning-icon {
            font-size: 60px; color: #ff6b6b; margin-bottom: 20px;
        }
        h1 {
            color: #333; margin-bottom: 15px;font-size: 24px;
        }
        p {
            color: #666; line-height: 1.6; margin-bottom: 25px;
        }
        .countdown {
            font-size: 18px; font-weight: bold;   color: #4a69bd; margin-bottom: 20px;
        }
        .manual-verify-btn {
            background-color: #4a69bd; color: white;  border: none;  padding: 12px 24px;  border-radius: 6px;
            font-size: 16px; cursor: pointer;transition: background-color 0.3s;
        }
        .manual-verify-btn:hover {
            background-color: #3c5aa8;
        }
        @media (max-width: 480px) {
            .container {
                padding: 30px 20px;
            }

            h1 {
                font-size: 20px;
            }
        }