body { font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; line-height: 1.6; color: #333; max-width: 1200px; margin: 0 auto; padding: 20px; background-color: #f0f0f0; }
        .mobile-nav { display: none; background: #2c3e50; color: white; padding: 10px; text-align: center; cursor: pointer; }
        nav { background: #2c3e50; padding: 15px 0; margin-bottom: 30px; }
        nav ul { list-style: none; padding: 0; margin: 0; text-align: center; }
        nav ul li { display: inline; margin: 0 15px; }
        nav ul li a { color: white; text-decoration: none; font-weight: bold; }
        h1 { color: #e74c3c; border-bottom: 3px solid #e74c3c; padding-bottom: 10px; }
        h2 { color: #3498db; margin-top: 25px; }
        h3 { color: #2ecc71; }
        .btn { display: inline-block; background: #e74c3c; color: white; padding: 10px 20px; margin: 10px 0; border-radius: 5px; text-decoration: none; font-weight: bold; }
        .img-container { text-align: center; margin: 20px 0; }
        img { max-width: 100%; height: auto; border-radius: 8px; }
        footer { margin-top: 50px; padding: 20px; background: #2c3e50; color: white; text-align: center; }
        .tags { margin: 20px 0; }
        .tag { background: #3498db; color: white; padding: 5px 10px; margin: 0 5px; border-radius: 3px; text-decoration: none; }
        @media (max-width: 768px) {
            .mobile-nav { display: block; }
            nav { display: none; }
            nav.active { display: block; }
            nav ul { text-align: left; }
            nav ul li { display: block; padding: 10px 0; }
        }