body{font:16px/1.5 system-ui,sans-serif;max-width:40rem;margin:3rem auto;padding:0 1rem;color:#222;background:#fff}
h1{font-size:1.4rem}code,pre{font-family:ui-monospace,monospace;background:#f3f3f3;padding:.1rem .3rem;border-radius:3px}
pre{padding:.8rem;overflow-x:auto}a{color:#0645ad}footer{margin-top:3rem;font-size:.85rem;color:#666}