body { font-family: 'Arial', sans-serif; line-height: 1.6; max-width: 1200px; margin: 0 auto; padding: 20px; color: #333; }
        .logo { font-size: 28px; font-weight: bold; color: #FF4500; text-align: center; margin: 20px 0; }
        nav { background: #FF4500; padding: 15px; }
        nav ul { list-style: none; padding: 0; display: flex; justify-content: center; gap: 20px; }
        nav ul li { display: inline; }
        nav ul li a { color: white; text-decoration: none; }
        .mobile-menu-btn { display: none; background: #FF4500; color: white; border: none; padding: 10px; cursor: pointer; }
        h1 { color: #FF4500; text-align: center; }
        h2 { color: #FF6B35; border-bottom: 2px solid #FF6B35; padding-bottom: 5px; }
        h3 { color: #FF8C42; }
        .download-btn, .login-btn { background: #FF4500; color: white; padding: 12px 25px; margin: 15px 0; display: inline-block; text-decoration: none; border-radius: 5px; }
        .image-container { text-align: center; margin: 25px 0; }
        .image-container img { max-width: 100%; height: auto; border-radius: 8px; }
        footer { margin-top: 40px; padding-top: 20px; border-top: 2px solid #FF4500; }
        @media (max-width: 768px) {
            nav ul { display: none; flex-direction: column; }
            .mobile-menu-btn { display: block; }
            nav.active ul { display: flex; }
        }