   box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
        }

        .screenshot-container {
            background: rgba(0, 0, 0, 0.2);
            padding: 1rem;
            border-radius: 8px;
            margin: 1rem 0;
        }

        .screenshot-caption {
            text-align: center;
            margin-top: 0.5rem;
            font-size: 0.9rem;
            opacity: 0.8;
        }

        /* Back to top button */
        .back-to-top {
            position: fixed;
            bottom: 2rem;
         