:root {
  --toc-margin: 0;
  --toc-padding: 0;
  --toc-list-style-type: none;
  --toc-link-color: #4e4e4e;
  --toc-link-selected-color: #949494;
  --toc-link-padding: 0.25rem;
  --reader-arrow-color: #e2e2e2;
  --reader-arrow-hover-color: #777;
  --reader-spinner-color: #bdbdbd;
}
.disabled {
  pointer-events: none;
  opacity: 0.4;
}