body {
            font-size: 40px;
            text-align: center;
            font-family: sans-serif;
            padding: 20px;
        }
        h2 {
            font-size: 50px;
            margin-bottom: 20px;
        }
        .qr-folder-button {
            background: white !important;
            color: #0073aa !important;
            font-size: 40px !important;
            font-weight: bold !important;
            padding: 24px 48px !important;
            border-radius: 10px !important;
            text-decoration: none !important;
            display: inline-block !important;
            margin: 10px 0 !important;
            border: 2px solid #0073aa !important;
            transition: background-color 0.3s ease, color 0.3s ease;
        }
        .qr-folder-button:hover {
            background: #0073aa !important;
            color: white !important;
        }