body {
  margin: 0;
  padding: 40px;
  background-color: #fff;
  display: flex;
  justify-content: center;
}

.gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
  list-style: none;
  padding: 0;
  max-width: 1200px;
}

.gallery li {
  overflow: hidden;
  border-radius: 8px;
}

.gallery img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}