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

.product-grid > .grid__item {
  padding-bottom: 2rem;
}

@media screen and (min-width: 767px) {
  .product-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .product-grid > .grid__item {
    padding-bottom: 5rem;
  }
}