*{margin:0;padding:0;box-sizing:border-box}body{font-family:sans-serif;background:#eef2f6;height:100vh;display:flex;align-items:center;justify-content:center}.container{background:#fff;padding:3rem;border-radius:15px;box-shadow:0 4px 20px #0000001a;text-align:center}h1{color:#2563eb;margin-bottom:1rem}