hr.function-separator {
  margin: 2.5rem 0 1.5rem;
  border: 0;
  border-top: 0.3rem solid var(--md-primary-fg-color);
  border-radius: 999px;
  opacity: 0.35;
}

.md-typeset hr.function-separator + h4 {
  margin-top: 0;
}

.md-typeset hr.function-separator + h4 code {
  white-space: normal;
  word-break: break-word;
}