body{font-family:Arial;margin:0;padding:0;background:#f7f7f7}
header{background:#111;color:white;padding:15px;display:flex;justify-content:space-between;align-items:center}
nav a{color:white;margin-left:15px;text-decoration:none}
.products{display:flex;gap:20px;padding:20px}
.product{background:white;padding:15px;border-radius:10px;width:200px;text-align:center;box-shadow:0 2px 5px rgba(0,0,0,0.2)}
#cart{padding:20px;background:white;margin:20px;border-radius:10px}