html,body{position:fixed;inset:0;margin:0;padding:0;overflow:hidden;background:#8ed0ea;overscroll-behavior:none}#app{position:fixed;inset:0}#game-root{position:fixed;top:0;left:0}#game-canvas{display:block;touch-action:none;user-select:none;-webkit-user-select:none;-webkit-tap-highlight-color:transparent}