:root{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;color:#e8eef7;background:#10151d;font-family:system-ui,sans-serif}main{gap:1rem;max-width:36rem;margin:3rem auto;display:grid}canvas{border:1px solid #789;width:320px;height:180px}output{display:block}