.related-products {
  display: block;
}

.related-products__heading {
  margin: 0 0 3rem;
}
product-recommendations .grid {
    column-gap: 2.4rem;
}
product-recommendations .grid .grid__item {
    width: calc(25% - 2.4rem);
    max-width: calc(25% - 2.4rem);
}