游戏有四个模式，可以通过键盘上的上下左右实现手机版的2048，还可以通过按shift，tab实现切换游戏关卡和重新开始游戏-The game has four modes, you can realize up and down on the keyboard around Mobile 2048, you can also press the shift, tab to switch points of the game and re-start the game