body{font-family:Arial;margin:0;background:#f4f6f8}
header{background:#1f3a5f;color:#fff;display:flex;gap:20px;padding:20px}
header img{height:70px}
nav{background:#162a44;text-align:center;padding:10px}
nav a{color:#fff;margin:0 10px;text-decoration:none;font-weight:bold}
section{padding:40px}
footer{background:#162a44;color:#fff;text-align:center;padding:15px}