.typography-heading-4 h1,
.typography-heading-4 h2,
.typography-heading-4 h3,
.typography-heading-4 h4,
.typography-heading-4 h5,
.typography-heading-4 h6 {
   color: #262626;
   font-family: "Source Sans Pro";
   font-size: 1.5rem;
   font-style: normal;
   font-weight: 700;
   line-height: 2rem;
   margin-top: 2rem;
}

@media screen and (max-width: 768px){
   .typography-heading-4 h1,
   .typography-heading-4 h2,
   .typography-heading-4 h3,
   .typography-heading-4 h4,
   .typography-heading-4 h5,
   .typography-heading-4 h6 {
      font-size: 1.25rem;
      line-height: 1.5rem;
      margin-top: 1.5rem;
   }
}