.related-products {
  display: block;
}

.related-products__heading {
  margin: 0 0 3.1rem;
  font-size: 3.64rem;
  font-style: normal;
  font-weight: 700;
  line-height: 120%;
}
@media screen and (max-width:640px){
  .related-products__heading{
    font-size: 2.4rem;
    margin: 0 0 2.1rem;
  }

}