:root{color-scheme:dark}*{box-sizing:border-box}html,body{margin:0;width:100%;height:100%;background:radial-gradient(circle at 20% 20%,#08142e,#05070f 60%);overflow:hidden;font-family:Trebuchet MS,Segoe UI,sans-serif}#root{width:100%;height:100%;display:grid;place-items:center}#game-canvas{width:min(100vw,56.25vh);height:min(100vh,calc(100vw * 1280 / 720));max-width:720px;max-height:1280px;image-rendering:auto;border:1px solid rgba(255,255,255,.08);box-shadow:0 0 40px #0ff3}