.related-products {
  display: block;
}

.related-products__heading {
  margin: 0 0 3rem;
}
.related-products__heading {
  font-size: var(--desktop-heading-size);
  font-weight: var(--heading-weight);
  margin-bottom: var(--desktop-heading-spacing);
}

@media screen and (max-width: 768px) {
  .related-products__heading {
    font-size: var(--mobile-heading-size);
    margin-bottom: var(--mobile-heading-spacing);
  }
}