:root{color-scheme:light}*{box-sizing:border-box}html,body,#root{height:100%;margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Noto Sans,sans-serif;background:#f7f7f9}code{background:#f2f2f4;padding:0 .3em;border-radius:6px}button:disabled{opacity:.6;cursor:not-allowed}