body { font-family: 'Arial', sans-serif; line-height: 1.6; color: #333; margin: 0; padding: 0; background-color: #f9f9f9; }
        .container { max-width: 1200px; margin: 0 auto; padding: 20px; }
        .logo { font-size: 28px; font-weight: bold; color: #ff6b35; text-align: center; margin: 20px 0; }
        nav { background-color: #333; overflow: hidden; }
        nav ul { list-style-type: none; margin: 0; padding: 0; display: flex; justify-content: center; }
        nav ul li { padding: 15px; }
        nav ul li a { color: white; text-decoration: none; }
        .mobile-menu-btn { display: none; background: #333; color: white; border: none; padding: 10px; cursor: pointer; }
        h1 { color: #ff6b35; font-size: 2.5em; margin-top: 0; }
        h2 { color: #4a4a4a; border-bottom: 2px solid #ff6b35; padding-bottom: 5px; }
        h3 { color: #6b6b6b; }
        .download-btn, .login-btn { display: inline-block; padding: 10px 20px; background: #ff6b35; color: white; text-decoration: none; border-radius: 5px; margin: 10px 0; }
        .image-container { text-align: center; margin: 20px 0; }
        .image-container img { max-width: 100%; height: auto; }
        footer { background-color: #333; color: white; text-align: center; padding: 20px; margin-top: 30px; }
        @media (max-width: 768px) {
            nav ul { flex-direction: column; display: none; }
            .mobile-menu-btn { display: block; }
            nav.active ul { display: flex; }
            h1 { font-size: 2em; }
        }