body{margin:0;font-family:Arial,Helvetica,sans-serif;line-height:1.6;color:#222}
.hero{padding:80px 20px;text-align:center;background:#0e3a4a;color:#fff}
.subtitle{margin-bottom:20px}
.btn{padding:12px 20px;background:#fff;color:#0e3a4a;text-decoration:none;font-weight:bold;border-radius:4px}
section{padding:40px 20px;max-width:800px;margin:auto}
footer{text-align:center;padding:30px 20px;background:#f4f4f4}