/* Let long display equations scroll without widening the article. */
main math[display="block"],
main .katex-display {
  overflow-x: auto;
  overflow-y: hidden;
  max-width: 100%;
  padding-block: 0.25rem;
}

/* Keep the stacked sidebar inside the mobile viewport. */
@media (max-width: 767.98px) {
  aside.col-md-3 {
    margin-inline: 0;
  }
}