body { font-family: 'Arial', sans-serif; line-height: 1.6; color: #333; max-width: 1200px; margin: 0 auto; padding: 20px; }
        .mobile-nav { display: none; background: #FF9933; color: white; padding: 10px; text-align: center; cursor: pointer; }
        nav { background: #FF9933; padding: 15px; margin-bottom: 30px; }
        nav a { color: white; text-decoration: none; margin: 0 15px; font-weight: bold; }
        h1 { color: #138808; border-bottom: 3px solid #FF9933; padding-bottom: 10px; }
        h2 { color: #FF9933; margin-top: 25px; }
        h3 { color: #138808; }
        .download-btn { background: #138808; color: white; padding: 12px 25px; text-decoration: none; display: inline-block; margin: 15px 0; border-radius: 5px; }
        .login-btn { background: #FF9933; color: white; padding: 12px 25px; text-decoration: none; display: inline-block; margin: 15px 10px; border-radius: 5px; }
        img { max-width: 100%; height: auto; margin: 20px 0; border-radius: 8px; }
        footer { margin-top: 40px; padding-top: 20px; border-top: 2px solid #FF9933; }
        @media (max-width: 768px) {
            .desktop-nav { display: none; }
            .mobile-nav { display: block; }
            body { padding: 10px; }
        }