:root{font-family:Inter,system-ui,sans-serif;color:#172033;background:#f3f6fb}body{margin:0}main{min-height:100vh;display:grid;place-items:center}section{padding:2.5rem;background:#fff;border-radius:1rem;box-shadow:0 12px 36px #1d31551a}h1{margin-top:0}