body { font-family: 'Arial', sans-serif; line-height: 1.6; color: #333; max-width: 1200px; margin: 0 auto; padding: 20px; }
        .logo { font-size: 28px; font-weight: bold; color: #FF4500; text-align: center; margin: 20px 0; }
        nav { background: #333; padding: 10px; }
        nav ul { list-style: none; display: flex; justify-content: center; }
        nav ul li { margin: 0 15px; }
        nav ul li a { color: white; text-decoration: none; }
        .mobile-menu { display: none; background: #333; color: white; padding: 10px; text-align: center; }
        h1 { color: #FF4500; font-size: 2.5em; margin-top: 30px; }
        h2 { color: #008000; font-size: 1.8em; margin-top: 25px; }
        h3 { color: #4169E1; font-size: 1.5em; margin-top: 20px; }
        .download-btn, .login-btn { display: inline-block; padding: 12px 25px; background: #FF4500; color: white; text-decoration: none; border-radius: 5px; margin: 15px 0; }
        .image-container { text-align: center; margin: 25px 0; }
        img { max-width: 100%; height: auto; }
        .cta-section { background: #f0f0f0; padding: 20px; border-radius: 8px; margin: 25px 0; }
        footer { background: #333; color: white; text-align: center; padding: 20px; margin-top: 40px; }
        @media (max-width: 768px) {
            nav ul { display: none; }
            .mobile-menu { display: block; }
            .menu-active { display: block; }
            body { padding: 10px; }
        }