*{box-sizing:border-box}body{margin:0;min-height:100vh;background:radial-gradient(circle at top,#1c1f3a,#05060d 80%);display:flex;align-items:center;justify-content:center;font-family:IBM Plex Mono,monospace;color:#fefae0}#app{display:inline-flex;padding:16px;background:#02040a99;border:1px solid #2f3556;border-radius:8px;box-shadow:0 8px 18px #0009}canvas{image-rendering:pixelated;border:2px solid #2f3556;background:#05060d}