.related-products {
  display: block;
}

.related-products__heading {
  margin: 0 0 5rem;
}

.related-products__heading a {
  text-decoration: none;
  border-bottom: 2px solid currentColor;
  padding-bottom: 0.5rem;
}
@media screen and (max-width: 750px) {
  .related-products__heading {
    margin: 0 0 4rem;
    text-align: center;
  }
}