body {
  margin:0;
  font-family: Arial, sans-serif;
  background:#0f1115;
  color:#fff;
  text-align:center;
}

header {
  padding:30px;
  background:linear-gradient(90deg,#1a1f2b,#111);
}

.gold-container {
  display:flex;
  justify-content:center;
  flex-wrap:wrap;
  gap:20px;
  padding:40px;
}

.gold-card {
  background:#1b1f2a;
  padding:25px;
  border-radius:15px;
  width:250px;
  box-shadow:0 0 20px rgba(255,215,0,0.2);
  transition:0.3s;
}

.gold-card:hover {
  transform:scale(1.05);
}

.price {
  font-size:26px;
  color:gold;
  margin-top:10px;
}