*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;background:#fafafa;color:#222;min-height:100vh;display:flex;align-items:center;justify-content:center}
main{max-width:480px;padding:2rem;text-align:center}
h1{font-size:2rem;font-weight:600;letter-spacing:-.02em;margin-bottom:1rem}
p{color:#555;line-height:1.6;margin-bottom:.75rem}
footer{margin-top:2rem;color:#aaa;font-size:.8rem}