.buttons {
  display: flex;
  align-items: center;
  justify-content: center;
  column-gap: 2rem;
}

.grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
}

@media screen and (min-width: 640px) {
  .grid {
    grid-template-columns: repeat(4, 1fr);
  }
}