.md-typeset h1,
.md-typeset h2,
.md-typeset h3,
.md-typeset h4,
.md-typeset h5 {
  border-bottom: 1px solid;
  line-height: 1.3;
  font-weight: 700;
}

.md-typeset h1::before,
.md-typeset h2::before,
.md-typeset h3::before,
.md-typeset h4::before,
.md-typeset h5::before {
  font-size: 11px;
  content: "";
  margin-right: 4px;
  border: 1px solid;
  line-height: 1;
  border-radius: 4px;
  padding: 0 2px;
  opacity: 0.76;
  vertical-align: middle;
}

.md-typeset h1::before {
  content: "H1";
}

.md-typeset h2::before {
  content: "H2";
  margin-right: 8px;
}

.md-typeset h3::before {
  content: "H3";
  margin-right: 16px;
}

.md-typeset h4::before {
  content: "H4";
  margin-right: 32px;
}

.md-typeset h5::before {
  content: "H5";
  margin-right: 32px;
}