body { font-family: 'Arial', sans-serif; line-height: 1.6; max-width: 1200px; margin: 0 auto; padding: 20px; color: #333; }
        .mobile-nav { display: none; }
        @media (max-width: 768px) {
            .desktop-nav { display: none; }
            .mobile-nav { display: block; position: fixed; top: 0; left: 0; width: 100%; background: #FF9933; padding: 10px; z-index: 1000; }
            .mobile-nav button { background: #138808; color: white; border: none; padding: 8px 15px; cursor: pointer; }
            .mobile-menu { display: none; background: white; padding: 15px; }
        }
        h1 { color: #FF9933; border-bottom: 3px solid #138808; padding-bottom: 10px; }
        h2 { color: #138808; margin-top: 30px; }
        h3 { color: #FF4500; }
        .download-btn { display: inline-block; background: #138808; color: white; padding: 12px 25px; margin: 15px 0; border-radius: 5px; text-decoration: none; font-weight: bold; }
        .login-btn { display: inline-block; background: #FF9933; color: white; padding: 12px 25px; margin: 15px 0; border-radius: 5px; text-decoration: none; font-weight: bold; }
        .game-image { width: 100%; max-width: 600px; margin: 20px auto; display: block; border-radius: 8px; }
        .tag { background: #eee; padding: 5px 10px; margin: 5px; border-radius: 3px; display: inline-block; }
        .copyright { margin-top: 50px; font-size: 0.9em; color: #666; text-align: center; }