body { font-family: 'Arial', sans-serif; line-height: 1.6; color: #333; max-width: 1200px; margin: 0 auto; padding: 20px; }
        header { background-color: #FF9933; color: white; padding: 15px; text-align: center; position: relative; }
        header h1 { margin: 0; font-size: 28px; }
        nav { background-color: #138808; overflow: hidden; }
        nav a { color: white; padding: 14px 16px; text-decoration: none; display: block; }
        nav a:hover { background-color: #ddd; color: black; }
        .mobile-nav-toggle { display: none; background: #138808; color: white; border: none; padding: 10px; cursor: pointer; }
        .content { margin-top: 20px; }
        h2 { color: #FF9933; border-bottom: 2px solid #138808; padding-bottom: 5px; }
        h3 { color: #138808; }
        .download-btn, .login-btn { display: inline-block; background-color: #138808; color: white; padding: 10px 20px; margin: 10px 0; text-decoration: none; border-radius: 5px; }
        .download-btn:hover, .login-btn:hover { background-color: #FF9933; }
        img { max-width: 100%; height: auto; margin: 15px 0; }
        footer { background-color: #333; color: white; text-align: center; padding: 10px; margin-top: 30px; }
        @media (max-width: 768px) {
            nav { display: none; }
            .mobile-nav-toggle { display: block; }
            nav.active { display: block; }
            nav a { display: block; text-align: left; }
        }