.related-products {
  display: block;
}

.related-products__heading {
  margin: 0 0 3rem;
}

.product-grid:last-child {
  margin-bottom: 2rem;
}

@media screen and (min-width: 750px) and (max-width: 990px) {
  .product-grid {
    flex-wrap: wrap;
    flex-direction: row;
  }
}