html,body{margin:0;padding:0;width:100%;height:100%;overflow:hidden;background:#8fd9ff;-webkit-user-select:none;user-select:none;-webkit-tap-highlight-color:transparent;touch-action:none;overscroll-behavior:none}#app{position:fixed;inset:0;overflow:hidden}#stage{position:absolute;inset:0;overflow:hidden}#stage canvas{position:absolute;top:0;left:0;width:100%;height:100%;display:block;background:transparent;object-fit:fill;touch-action:none}