:root{font-family:Space Grotesk,Segoe UI,sans-serif;color:#12263a;background:radial-gradient(circle at top left,#f9c74f,#f3722c 40%,#f9844a)}*{box-sizing:border-box}body{margin:0;min-height:100vh;display:grid;place-items:center}.shell{width:min(680px,92vw);background:#ffffffe6;border:2px solid #12263a;border-radius:20px;padding:2rem;text-align:center;box-shadow:10px 10px #12263a}h1{margin:0;font-size:clamp(2rem,4vw,3rem)}p{margin-top:.75rem;font-size:1.125rem}