body{font-family:Arial,sans-serif;margin:0;color:#333}header{background:#0b3d91;color:#fff;text-align:center;padding:80px 20px}section{max-width:1000px;margin:auto;padding:40px 20px}h2{color:#0b3d91}.btn{background:#fff;color:#0b3d91;padding:12px 20px;text-decoration:none;border-radius:5px}footer{background:#111;color:#fff;text-align:center;padding:20px}