:root{color-scheme:light;font-family:Arial,Helvetica,sans-serif}*{box-sizing:border-box}body,html{margin:0;min-height:100%}body{background:#fff;color:#111}main{display:grid;min-height:100vh;place-content:center;grid-gap:.75rem;gap:.75rem;padding:2rem;text-align:center}h1,p{margin:0}p{color:#666}