body{margin:0;font-family:Arial,sans-serif;background:#0b0b0b;color:#fff}
header{padding:30px;text-align:center;border-bottom:1px solid #222}
.hero{padding:80px 20px;text-align:center}
.btn{display:inline-block;padding:14px 28px;background:#c40018;color:#fff;text-decoration:none;border-radius:6px}