body {font-family: Arial; margin:0;}
.container {max-width:1100px; margin:auto; padding:20px;}
.hero {background:#0d2b4d; color:white;}
.hero-grid {display:grid; grid-template-columns:1fr 400px; gap:30px;}
iframe {width:100%; height:600px;}
.btn {background:#1e90ff; color:white; padding:10px 20px; text-decoration:none;}
.cards {display:grid; grid-template-columns:repeat(2,1fr); gap:20px;}
.card {background:#f5f5f5; padding:15px; border-radius:10px;}
.card img {width:100%; border-radius:10px;}