html,body{margin:0;padding:0;width:100%;height:100%;overflow:hidden;background:#17121f url(assets/bg-tile.png) repeat center / 260px}#stage{position:fixed;left:50%;top:50%;transform:translate(-50%,-50%);touch-action:none;user-select:none;-webkit-user-select:none;-webkit-tap-highlight-color:transparent}#cv{position:absolute;left:0;top:0;width:100%;height:100%;display:block;touch-action:none}