body {
  font-family: Arial, sans-serif;
  margin: 0;
  background: #f4f4f4;
}

header {
  background: black;
  color: white;
  padding: 15px;
}

nav a {
  color: white;
  margin-right: 15px;
  text-decoration: none;
}

main {
  padding: 20px;
}

/* Product cards */
.product-container {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
}

.product-card {
  background: white;
  border: 1px solid #ddd;
  border-radius: 8px;
  padding: 15px;
  width: 220px;
  box-shadow: 0 2px 5px rgba(0,0,0,0.1);
  transition: transform 0.2s, box-shadow 0.2s;
}

.product-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}

.product-card h3 {
  margin-top: 0;
}

.product-card .price {
  color: #007BFF;
  font-weight: bold;
  margin: 5px 0;
}

.product-card .description {
  font-size: 0.9em;
  color: #555;
}

.product-card button {
  background: #007BFF;
  color: white;
  border: none;
  padding: 8px 12px;
  border-radius: 4px;
  cursor: pointer;
}

.product-card button:hover {
  background: #0056b3;
}

.product-card img.product-img {
  width: 100%;
  height: auto;
  border-radius: 5px;
  margin-bottom: 10px;
}

.product-card a {
  text-decoration: none;
  color: inherit;
}