html,body{display:grid;overflow:hidden;background:#000;place-items: center;height:100%;margin:0}#stage{position:relative;image-rendering:pixelated;width:480px;height:640px}#field{position:absolute;z-index:1;width:480px;height:640px;inset:0}#overlay{position:absolute;z-index:2;inset:0}