body{font-family:Arial;margin:0;padding:0;background:#f4f4f4}
header{background:#0d6efd;color:white;padding:15px;text-align:center}
nav a{color:white;margin:0 10px;text-decoration:none}
.hero{padding:60px;text-align:center;background:white}
.btn{background:#0d6efd;color:white;padding:10px 20px;text-decoration:none;border-radius:5px}
footer{text-align:center;padding:10px;background:#222;color:white;margin-top:20px}