body{font-family:Arial;margin:0;background:#F5F6F8;color:#333;}
header{background:#1A3A5F;color:white;padding:60px;text-align:center;}
.btn{display:inline-block;padding:12px 20px;background:#3FA9F5;color:white;text-decoration:none;border-radius:6px;margin-top:20px;}
section{text-align:center;padding:40px;}
footer{text-align:center;padding:20px;background:#eee;}