body {
  font-family: Arial, sans-serif;
  background: #f2f2f2;
  padding: 40px;
}

header {
  background: #b71c1c;
  color: white;
  padding: 20px;
  border-radius: 8px;
}

.card {
  background: white;
  padding: 20px;
  margin-top: 20px;
  border-radius: 8px;
  width: 300px;
}

.price {
  font-size: 24px;
  color: #b71c1c;
}