body { font-family: 'Arial', sans-serif; line-height: 1.6; color: #333; max-width: 1200px; margin: 0 auto; padding: 20px; }
        .logo { font-size: 2.2em; font-weight: bold; color: #FF9800; text-align: center; margin: 20px 0; }
        nav { background: #FF9800; padding: 15px; margin-bottom: 20px; }
        nav ul { list-style: none; padding: 0; display: flex; justify-content: center; gap: 20px; }
        nav li { display: inline; }
        nav a { color: white; text-decoration: none; }
        .mobile-nav-btn { display: none; background: #FF9800; color: white; border: none; padding: 10px; cursor: pointer; }
        h1 { color: #E65100; border-bottom: 2px solid #FF9800; padding-bottom: 10px; }
        h2 { color: #EF6C00; margin-top: 30px; }
        h3 { color: #F57C00; }
        .download-btn, .login-btn { background: #4CAF50; color: white; padding: 12px 25px; text-decoration: none; display: inline-block; margin: 15px 0; border-radius: 5px; }
        .image-container { text-align: center; margin: 25px 0; }
        img { max-width: 100%; height: auto; border-radius: 8px; }
        .tag { background: #E0E0E0; padding: 5px 10px; margin: 5px; display: inline-block; border-radius: 15px; }
        footer { margin-top: 40px; padding: 20px; background: #F5F5F5; border-top: 1px solid #DDD; }
        @media (max-width: 768px) {
            .mobile-nav-btn { display: block; }
            nav ul { display: none; flex-direction: column; }
            nav ul.active { display: flex; }
            nav li { padding: 10px 0; }
        }