body {
  background-color: burlywood;
  text-align: center;
}

.container {
  margin: auto;
  padding: 32px;
  max-width: 1080px;
  display: flex;
  flex-wrap: wrap;
}

.square {
  background-color: white;
  aspect-ratio: 1;
}

.square:hover {
  background-color: grey;
}