body{margin:0;font-family:sans-serif;background:#0c0f1a;color:#fff;text-align:center}
header{display:flex;justify-content:space-between;padding:20px;background:#11152a}
.hero{padding:100px;background:url('../images/banner.jpg') center/cover}
.btn{background:#00ffc8;padding:10px 20px;color:#000;text-decoration:none}
.products{display:flex;justify-content:center;gap:20px;padding:50px}
.card{background:#1a1f3a;padding:20px;border-radius:10px}
.card img{width:200px}