body {
  font-family: Arial, sans-serif;
  background-color: #f4f9f9;
  color: #333;
  margin: 0;
  padding: 0;
}

header {
  background-color: #0077b6;
  color: white;
  padding: 15px 0;
  text-align: center;
}

nav a {
  color: white;
  margin: 0 15px;
  text-decoration: none;
}

main {
  padding: 20px;
  text-align: center;
}

.feature img,
.product img {
  border-radius: 8px;
}

.product-grid {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
}