body {
  font-family: sans-serif;
  padding: 1rem;
  background: #f5f5f5;
}
h1 {
  text-align: center;
}
#product-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin-top: 2rem;
}
.product-card {
  background: white;
  border-radius: 8px;
  padding: 1rem;
  box-shadow: 0 2px 6px rgba(0,0,0,0.1);
  text-align: center;
}
.product-card img {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
}