html,body{width:100%;height:100%;margin:0;padding:0;overflow:hidden;background:#080b12}body{display:flex;align-items:center;justify-content:center}#game-container{width:100vw;height:100vh;display:flex;align-items:center;justify-content:center;overflow:hidden}#game-container canvas{display:block;max-width:100vw;max-height:100vh}