body{margin:0;min-height:100vh;display:grid;place-items:center;background:#faf8f1;color:#172d46;font-family:system-ui,sans-serif;text-align:center}main{padding:32px;max-width:520px}h1{font-size:clamp(30px,6vw,44px);letter-spacing:-1.5px}p{color:#536576;line-height:1.6}a{display:inline-block;background:#2263ec;color:white;padding:15px 22px;border-radius:15px;text-decoration:none;margin-top:18px}a:focus-visible{outline:3px solid #b57500;outline-offset:5px}