body { font-family: 'Arial', sans-serif; line-height: 1.6; color: #333; max-width: 1200px; margin: 0 auto; padding: 20px; }
        h1 { color: #FF6B35; font-size: 2.5em; text-align: center; }
        h2 { color: #FF8C42; border-bottom: 2px solid #FF8C42; padding-bottom: 5px; }
        h3 { color: #FFA726; }
        .nav { background: #FF6B35; padding: 15px; display: flex; justify-content: space-between; align-items: center; }
        .nav-mobile { display: none; }
        .logo { font-size: 2em; font-weight: bold; color: white; text-decoration: none; }
        .nav-links a { color: white; margin: 0 10px; text-decoration: none; }
        .btn { background: #4CAF50; color: white; padding: 10px 20px; border-radius: 5px; text-decoration: none; display: inline-block; margin: 10px 0; }
        .download-section { text-align: center; margin: 30px 0; }
        .tags { margin: 20px 0; }
        .tag { background: #e0e0e0; padding: 5px 10px; border-radius: 3px; margin: 5px; display: inline-block; }
        footer { background: #333; color: white; padding: 20px; text-align: center; margin-top: 30px; }
        img { max-width: 100%; height: auto; margin: 20px 0; }
        @media (max-width: 768px) {
            .nav-desktop { display: none; }
            .nav-mobile { display: block; }
            .nav { flex-direction: column; }
        }