.single-contents h2 {
  font-size: 2.2rem;
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 1.5rem;
}
@media screen and (max-width: 768px) {
  .single-contents h2 {
    font-size: 2rem;
  }
}
.single-contents h3 {
  font-size: 1.9rem;
  font-weight: 700;
  line-height: 1.4;
  margin-bottom: 1.2rem;
}
@media screen and (max-width: 768px) {
  .single-contents h3 {
    font-size: 1.7rem;
  }
}
.single-contents h4, .single-contents h5 {
  font-size: 1.6rem;
  font-weight: 700;
  line-height: 1.4;
  margin-bottom: 1rem;
}
@media screen and (max-width: 768px) {
  .single-contents h4, .single-contents h5 {
    font-size: 1.6rem;
  }
}
.single-contents p > a {
  text-decoration: underline;
}