body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0;
}
header {
  background: #333;
  color: #fff;
  padding: 1rem;
}
header h1 {
  margin: 0;
}
nav a {
  color: #fff;
  margin-right: 1rem;
  text-decoration: none;
}
main {
  padding: 2rem;
}
.grid {
  display: flex;
  gap: 1rem;
}
.item {
  border: 1px solid #ccc;
  padding: 1rem;
  text-align: center;
}
.item img {
  max-width: 100px;
  margin-bottom: 0.5rem;
}
footer {
  background: #f4f4f4;
  text-align: center;
  padding: 1rem;
  margin-top: 2rem;
}