:root{color-scheme:dark}*{box-sizing:border-box}html,body{margin:0;padding:0;min-height:100%;background:radial-gradient(circle at 20% 10%,#1e293b,#0f172a 45%,#020617);font-family:IBM Plex Mono,SFMono-Regular,Menlo,Monaco,Consolas,monospace}#app{min-height:100vh;display:grid;place-items:center;padding:16px}canvas{max-width:100%;height:auto;border:1px solid #334155;border-radius:10px;box-shadow:0 12px 36px #0206178c}