/* General Reset */
        body {
            font-family: Arial, sans-serif;
            margin: 0;
            padding: 0;
            background-color: #f4f4f9;
            color: #333;
            line-height: 1.6;
        }

        /* Container for centering content */
        .container {
            max-width: 800px;
            margin: 50px auto;
            padding: 20px;
            background: #fff;
            border-radius: 8px;
            box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
        }
        /* Back link styling */
        .back-link {
            display: inline-block;
            margin-bottom: 20px;
            color: #007BFF;
            text-decoration: none;
            font-size: 16px;
        }

        .back-link:hover {
            text-decoration: underline;
        }

        /* Heading styles */
        h1 {
            font-size: 28px;
            color: #007BFF;
            margin-bottom: 10px;
        }

        h2 {
            font-size: 24px;
            color: #333;
            margin-bottom: 20px;
            border-bottom: 2px solid #007BFF;
            padding-bottom: 10px;
        }

        /* Certificate data display */
        pre {
            background-color: #f8f9fa;
            padding: 15px;
            border-radius: 6px;
            border: 1px solid #e0e0e0;
            font-family: "Courier New", Courier, monospace;
            font-size: 14px;
            white-space: pre-wrap; /* Preserve formatting but wrap text */
            word-wrap: break-word;
            overflow-x: auto;
        }

        /* Responsive design */
        @media (max-width: 768px) {
            .container {
                padding: 15px;
                margin: 20px;
            }

            h1 {
                font-size: 24px;
            }

            h2 {
                font-size: 20px;
            }

            pre {
                font-size: 12px;
            }
        }