:root{color:#f4efcf;background:#11150f;font-family:Courier New,monospace;font-synthesis:none}*{box-sizing:border-box}html,body,main{width:100%;min-width:320px;height:100%;margin:0}body{display:grid;place-items:center;overflow:hidden}#game{width:min(100vw,1280px);height:min(100vh,720px);box-shadow:0 0 48px #0000008c}#game canvas{display:block}