body { font-family: 'Arial', sans-serif; line-height: 1.6; color: #333; max-width: 1200px; margin: 0 auto; padding: 20px; }
        h1 { color: #FF6B35; text-align: center; }
        h2 { color: #FF8C42; border-bottom: 2px solid #FF6B35; padding-bottom: 5px; }
        h3 { color: #FFA351; }
        .nav { background-color: #FF6B35; padding: 10px; position: sticky; top: 0; }
        .nav a { color: white; margin: 0 15px; text-decoration: none; }
        .mobile-nav-btn { display: none; background: #FF8C42; color: white; border: none; padding: 10px; }
        .download-btn, .login-btn { background: #FF6B35; color: white; padding: 10px 20px; margin: 10px 0; display: inline-block; }
        img { max-width: 100%; height: auto; margin: 20px 0; }
        .tags { margin: 20px 0; }
        .tag { background: #FFA351; color: white; padding: 5px 10px; margin: 5px; display: inline-block; }
        @media (max-width: 768px) {
            .nav { display: none; }
            .mobile-nav-btn { display: block; }
            .nav.active { display: block; }
        }