body{max-width:40rem;margin:3rem auto;padding:0 1rem;font-family:system-ui,-apple-system,Segoe UI,sans-serif;line-height:1.5}h1{margin-bottom:.25rem;font-size:1.5rem}h2{margin-top:2rem;font-size:1.1rem}ul{padding-left:1.25rem}