body { font-family: 'Arial', sans-serif; line-height: 1.6; max-width: 1200px; margin: 0 auto; padding: 20px; color: #333; }
        .mobile-nav { display: none; background: #FF5733; color: white; padding: 10px; text-align: center; cursor: pointer; }
        .nav-links { display: flex; justify-content: space-around; background: #FF5733; padding: 15px 0; }
        .nav-links a { color: white; text-decoration: none; font-weight: bold; }
        h1 { color: #FF5733; text-align: center; }
        h2 { color: #FF8C66; border-bottom: 2px solid #FF8C66; padding-bottom: 5px; }
        h3 { color: #FFA380; }
        img { max-width: 100%; height: auto; margin: 20px 0; }
        .download-btn, .login-btn { display: block; width: 200px; margin: 20px auto; padding: 12px; text-align: center; background: #4CAF50; color: white; text-decoration: none; border-radius: 5px; }
        .login-btn { background: #2196F3; }
        .copyright { text-align: center; margin-top: 30px; padding: 20px; background: #f5f5f5; }
        .tags { margin: 20px 0; }
        .tag { background: #e0e0e0; padding: 5px 10px; margin: 5px; display: inline-block; border-radius: 15px; }
        @media (max-width: 768px) {
            .nav-links { flex-direction: column; display: none; }
            .mobile-nav { display: block; }
            .nav-active { display: flex; }
        }