h1, .h1 {
  font-size: 2.8rem;
}

h2, .h2 {
  font-size: 2.2rem;
}

h3, .h3 {
  font-size: 1.9rem;
} 

h4, .h4, h5, .h5 {
  font-size: 1.6rem;
}

.contents h1, .contents h2 {
  padding-top: 50px;
  margin-top: -20px;
}

.contents h2 {
  padding-top: 30px;
}

.contents h3, .contents h4 {
  padding-top: 40px;
}

.version.label.label-default {
  background-color: #1766a4;
}