.feature-section {
            margin-bottom: 40px;
        }
        .group-badge {
            font-size: 0.85rem;
            padding: 0.35em 0.65em;
            margin-right: 5px;
            border-radius: 50rem;
        }
        .badge-red { background-color: #e74c3c; }
        .badge-yellow { background-color: #f1c40f; }
        .badge-green { background-color: #2ecc71; }
        .badge-blue { background-color: #3498db; }
        .badge-purple { background-color: #9b59b6; }
        .badge-orange { background-color: #e67e22; }
        .badge-white { background-color: #ecf0f1; color: #2c3e50; }
        .feature-icon {
            font-size: 1.5rem;
            margin-right: 10px;
            color: #4a6491;
        }
        .feature-list {
            padding-left: 20px;
        }
        .feature-list li {
            margin-bottom: 10px;
            line-height: 1.6;
        }
        .note {
            background-color: #e3f2fd;
            padding: 15px;
            border-left: 4px solid #2196F3;
            border-radius: 4px;
            margin: 20px 0;
        }
        .subfeature {
            padding-left: 30px;
        }
        .functionality-table {
            width: 100%;
            border-collapse: collapse;
            margin: 20px 0;
        }
        .functionality-table th, .functionality-table td {
            padding: 12px 15px;
            border: 1px solid #ddd;
        }
        .functionality-table th {
            background-color: #4a6491;
            color: white;
        }
        .functionality-table tr:nth-child(even) {
            background-color: #f8f9fa;
        }
        .teacher-console {
            background-color: #f0f7ff;
            padding: 25px;
            border-radius: 8px;
            border-left: 5px solid #4a6491;
        }
        .student-console {
            background-color: #f9f0ff;
            padding: 25px;
            border-radius: 8px;
            border-left: 5px solid #9b59b6;
        }
        .teacher-recorder {
            background-color: #f0fff4;
            padding: 25px;
            border-radius: 8px;
            border-left: 5px solid #2ecc71;
        }

       .h3-llab {
            color: #4a6491;
            margin: 25px 0 15px 0;
	    font-size: 14pt;
       } 	

       .h4-llab {
            color: #606060;
            margin: 25px 0 15px 0;
	    font-size: 12pt;
       } 	

       .h2-llab {
            color: #405060;
            margin: 60px 0 0px 0;
	    font-size: 18pt;
       } 	

       .h1-llab {
            color: #404040;
            margin: 60px 0 40px 0;
	    font-size: 24pt;
       } 	

       .image-row {
            margin-bottom: 40px;
            margin-top: 32px;
        }
        .image-container {
            overflow: hidden;
            border-radius: 12px;
            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.12);
            transition: all 0.3s ease;
            background: white;
        }
        .image-container:hover {
            transform: translateY(-5px);
            box-shadow: 0 12px 30px rgba(0, 0, 0, 0.15);
        }
        .image-container img {
            width: 100%;
            height: auto;
            object-fit: cover;
            border-top-left-radius: 12px;
            border-top-right-radius: 12px;
        }
        .image-caption {
            padding: 20px;
        }
        .image-caption h3 {
            color: #2c3e50;
            margin-bottom: 10px;
        }
        .image-caption p {
            color: #7f8c8d;
            line-height: 1.6;
        }