.thTiles {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.4rem;
}
@media screen and (min-width: 750px) {
  .thTiles {
    grid-template-columns: 1fr 1fr 1fr;
  }
}
@media screen and (min-width: 1000px) {
  .thTiles {
    gap: 3.2rem;
  }
}