:root{color-scheme:light dark}*{box-sizing:border-box}body,html{margin:0;padding:0;font-family:system-ui,-apple-system,Segoe UI,sans-serif;line-height:1.6}main{max-width:40rem;margin:4rem auto;padding:0 1.5rem}code{font-family:ui-monospace,SF Mono,Menlo,monospace;background:rgba(127,127,127,.15);padding:.1em .35em;border-radius:4px}