* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }

        body {
            background-color: #f5f7fa;
            color: #333;
            line-height: 1.6;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* Header Styles */
        header {
            background-color: #ffffff;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
            padding: 20px 0;
            position: sticky;
            top: 0;
            z-index: 100;
        }

        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .logo i {
            color: #e74c3c;
            font-size: 28px;
        }

        .logo h1 {
            font-size: 24px;
            color: #2c3e50;
        }

        .logo span {
            color: #3498db;
        }

        nav ul {
            display: flex;
            list-style: none;
            gap: 25px;
        }

        nav a {
            text-decoration: none;
            color: #2c3e50;
            font-weight: 500;
            transition: color 0.3s;
        }

        nav a:hover {
            color: #3498db;
        }

        /* Hero Section */
        .hero {
            background: linear-gradient(135deg, #1a2980, #26d0ce);
            color: white;
            padding: 60px 0;
            text-align: center;
            margin-bottom: 40px;
            border-radius: 0 0 10px 10px;
        }

        .hero h2 {
            font-size: 36px;
            margin-bottom: 15px;
        }

        .hero p {
            font-size: 18px;
            max-width: 700px;
            margin: 0 auto 25px;
        }

        /* Search Section */
        .search-section {
            background-color: #ffffff;
            padding: 30px;
            border-radius: 8px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
            margin-bottom: 40px;
        }

        .search-container {
            display: flex;
            gap: 15px;
            margin-bottom: 25px;
        }

        .search-box {
            flex: 1;
            padding: 15px;
            border: 2px solid #e0e0e0;
            border-radius: 8px;
            font-size: 16px;
            transition: border-color 0.3s;
        }

        .search-box:focus {
            border-color: #3498db;
            outline: none;
        }

        .search-btn {
            background-color: #3498db;
            color: white;
            border: none;
            padding: 0 25px;
            border-radius: 8px;
            cursor: pointer;
            font-weight: 600;
            transition: background-color 0.3s;
        }

        .search-btn:hover {
            background-color: #2980b9;
        }

        .categories {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 20px;
        }

        .category {
            background-color: #f8f9fa;
            padding: 8px 16px;
            border-radius: 20px;
            font-size: 14px;
            cursor: pointer;
            transition: all 0.3s;
        }

        .category:hover, .category.active {
            background-color: #3498db;
            color: white;
        }

        .category.ielts {
            background-color: #e74c3c;
            color: white;
        }

        /* Education Section */
        .education-section {
            margin-bottom: 40px;
        }

        .section-title {
            font-size: 24px;
            color: #2c3e50;
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid #3498db;
            display: inline-block;
        }

        /* Videos Section */
        .videos-section {
            margin-bottom: 50px;
        }

        .video-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 25px;
            margin-top: 20px;
        }

        .video-card {
            background-color: white;
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
            transition: transform 0.3s, box-shadow 0.3s;
        }

        .video-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
        }

        .video-thumbnail {
            height: 180px;
            width: 100%;
            background-size: cover;
            background-position: center;
            position: relative;
        }

        .video-thumbnail i {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            font-size: 48px;
            color: white;
            opacity: 0.9;
            text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
        }

        .video-content {
            padding: 20px;
        }

        .video-title {
            font-size: 18px;
            margin-bottom: 10px;
            color: #2c3e50;
            font-weight: 600;
        }

        .video-desc {
            font-size: 14px;
            color: #666;
            margin-bottom: 15px;
        }

        .video-meta {
            display: flex;
            justify-content: space-between;
            font-size: 13px;
            color: #888;
        }

        .video-tag {
            background-color: #f1f8ff;
            color: #3498db;
            padding: 4px 10px;
            border-radius: 4px;
            font-size: 12px;
            display: inline-block;
            margin-top: 10px;
        }

        /* Tubeyond Section */
        .tubeyond-section {
            background-color: #ffffff;
            padding: 30px;
            border-radius: 8px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
            margin-bottom: 40px;
            text-align: center;
            border-left: 5px solid #e74c3c;
        }

        .tubeyond-section h3 {
            color: #2c3e50;
            margin-bottom: 10px;
        }

        .tubeyond-link {
            display: inline-block;
            margin-top: 15px;
            background-color: #e74c3c;
            color: white;
            padding: 10px 25px;
            border-radius: 8px;
            text-decoration: none;
            font-weight: 600;
            transition: background-color 0.3s;
        }

        .tubeyond-link:hover {
            background-color: #c0392b;
        }

        /* Footer */
        footer {
            background-color: #2c3e50;
            color: #ecf0f1;
            padding: 40px 0;
            text-align: center;
        }

        .footer-content {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 20px;
        }

        .footer-logo {
            font-size: 24px;
            color: white;
        }

        .footer-links {
            display: flex;
            gap: 20px;
            margin-bottom: 20px;
        }

        .footer-links a {
            color: #bdc3c7;
            text-decoration: none;
            transition: color 0.3s;
        }

        .footer-links a:hover {
            color: #3498db;
        }

        .copyright {
            color: #95a5a6;
            font-size: 14px;
        }

        /* Responsive Design */
        @media (max-width: 768px) {
            .header-container {
                flex-direction: column;
                gap: 15px;
            }
            
            .video-grid {
                grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            }
            
            .search-container {
                flex-direction: column;
            }
            
            .search-btn {
                padding: 15px;
            }
        }