body{font-family:Arial,sans-serif;margin:0;color:#222}header{position:sticky;top:0;background:#fff;border-bottom:1px solid #ddd}nav{max-width:1100px;margin:auto;display:flex;gap:18px;padding:16px;align-items:center}nav a{text-decoration:none;color:#222;font-weight:bold}.hero{background:#f5f5f5;padding:80px 20px;text-align:center}.container{max-width:1100px;margin:auto;padding:40px 20px}.red{background:#b51217;color:#fff;text-align:center;padding:22px}footer{background:#222;color:#fff;text-align:center;padding:20px}