:root{color-scheme:dark;font-family:Arial,Helvetica,sans-serif;background:#111;color:#f8f5ec}*{box-sizing:border-box}body{min-height:100vh;margin:0}main{display:grid;min-height:100vh;place-items:center;padding:2rem}h1{margin:0;font-size:clamp(2.5rem,10vw,7rem);font-weight:700;letter-spacing:-.06em;text-align:center}