:root{color-scheme:light dark;font-family:ui-sans-serif,system-ui,-apple-system,sans-serif;line-height:1.6}body{margin:0;padding:3rem 1.5rem}main{max-width:40rem;margin:0 auto}h1{font-size:1.75rem;margin:0 0 .5rem}.meta{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.8rem;opacity:.7}.error{color:#b3261e}