.related-products {
  display: block;
}

.related-products__heading {
  margin: 0 0 3rem;
  font-size:2rem;
  line-height:calc(48 / 16);
  margin-bottom:2rem;
}

@media screen and (max-width: 768px) {
 font-size:clamp(1.7600rem, 4.6819vw + 0.0043rem, 3.6000rem);
   line-height:calc(60 / 36);
}