:root{--bg: radial-gradient( 1200px 800px at 20% 20%, rgba(0, 255, 187, .12), transparent 60% ), radial-gradient( 1200px 800px at 80% 70%, rgba(0, 191, 255, .12), transparent 60% ), radial-gradient( 1000px 600px at 50% 50%, rgba(255, 0, 255, .08), transparent 60% ), #070711;--text: #c8e7ff}*{box-sizing:border-box}html,body,#app{height:100%}body{margin:0;color:var(--text);background:var(--bg);font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,"Apple Color Emoji","Segoe UI Emoji"}#app{height:100%;display:grid;place-items:center}canvas{border-radius:14px;box-shadow:0 0 40px #0fb3,0 0 70px #00bfff26,inset 0 0 30px #00000073}