@media only screen and (min-width: 75em) {
  .post .post-content h1 {
    font-size: 56px;
    line-height: 50px;
  }
}
.post .post-content h2, .post .post-title h2 {
  font-size: 28px;
  line-height: 32px;
  margin-top: 0;
  font-weight: 400;
  margin-bottom: 24px;
}
@media only screen and (min-width: 75em) {
  .post .post-content h2, .post .post-title h2 {
    font-size: 40px;
    line-height: 56px;
  }
}