.content {
            margin-left: 280px;
            padding: 25px;
            width: calc(100% - 240px);
            min-height: 100vh;
        }
        
        .page-header {
            display: flex;
            flex-direction: column;
            gap: 15px;
            margin-bottom: 25px;
        }
        
        .page-title {
            font-size: 24px;
            color: #8B5A2B;
            font-weight: bold;
        }
        
        .categories {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-bottom: 10px;
        }
        
        .category-btn {
            padding: 8px 15px;
            background-color: #E8D5B5;
            border-radius: 20px;
            transition: all 0.3s ease;
            font-size: 14px;
            white-space: nowrap;
        }
        
        .category-btn.active, .category-btn:hover {
            background-color: #D4C19C;
            color: #8B5A2B;
            transform: translateY(-2px);
        }
        
        .video-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 25px;
        }
        
        .video-card {
            background-color: white;
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 0 3px 10px rgba(0, 0, 0, 0.05);
            transition: all 0.3s;
        }
        
        .video-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
        }
        
        .video-thumbnail {
            position: relative;
            width: 100%;
            padding-bottom: 56.25%;
            overflow: hidden;
        }
        
        .video-thumbnail img {
            position: absolute;
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: all 0.3s;
        }
        
        .video-card:hover .video-thumbnail img {
            transform: scale(1.05);
        }
        
        .play-icon {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 50px;
            height: 50px;
            background-color: rgba(139, 90, 43, 0.8);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            opacity: 0;
            transition: all 0.3s;
        }
        
        .video-card:hover .play-icon {
            opacity: 1;
        }
        
        .play-icon::after {
            content: "";
            border-top: 10px solid transparent;
            border-bottom: 10px solid transparent;
            border-left: 15px solid white;
            margin-left: 3px;
        }
        
        .video-duration {
            position: absolute;
            bottom: 10px;
            right: 10px;
            background-color: rgba(0, 0, 0, 0.7);
            color: white;
            padding: 3px 8px;
            border-radius: 4px;
            font-size: 12px;
        }
        
        .video-info {
            padding: 15px;
        }
        
        .video-title {
            font-size: 16px;
            margin-bottom: 8px;
            font-weight: bold;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        
        .video-meta {
            display: flex;
            justify-content: space-between;
            font-size: 13px;
            color: #999;
        }
        
        .video-author {
            display: flex;
            align-items: center;
        }
        
        .author-avatar {
            width: 24px;
            height: 24px;
            border-radius: 50%;
            margin-right: 8px;
            object-fit: cover;
        }
        
        .pagination {
            display: flex;
            justify-content: center;
            margin-top: 40px;
            margin-bottom: 30px;
        }
        
        .page-numbers {
            display: flex;
            list-style: none;
        }
        
        .page-numbers li {
            margin: 0 5px;
        }
        
        .page-numbers a {
            display: block;
            width: 40px;
            height: 40px;
            line-height: 40px;
            text-align: center;
            border-radius: 50%;
            transition: all 0.3s;
        }
        
        .page-numbers a:hover {
            background-color: #F5E8C4;
            color: #8B5A2B;
        }
        
        .page-numbers .current {
            background-color: #8B5A2B;
            color: white;
        }
        
        .page-numbers .prev,
        .page-numbers .next {
            width: auto;
            padding: 0 15px;
            border-radius: 20px;
        }