*,:before,:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{color:#1c1c1c;background:#f7f7f5;margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;line-height:1.5}main{max-width:40rem;margin:0 auto;padding:1rem}