lbry.tech/app/sass/partials/_glossary.scss

.glossary {
  &:not(.sidebar-closed) {
    main {
      width: calc(100vw - 250px);
      margin-left: 250px;
    }

    .page__header-wrap,
    .page__content {
      .inner-wrap {
        max-width: initial;
        margin-left: 1rem;
      }
    }

    .component--glossary-toc-toggle {
      &:not(.noncompliant-fix) {
        left: calc(250px - 25px);
      }

      &.noncompliant-fix {
        @media (min-width: 901px) {
          left: calc(250px - 65px);
        }

        @media (max-width: 900px) {
          left: calc(250px - 45px);
        }
      }
    }
  }

  &.sidebar-closed {
    @media (max-width: 1230px) {
      .page__header {
        margin-left: 1rem;
      }
    }

    .component--glossary-toc {
      left: -250px;
    }

    .component--glossary-toc-toggle {
      &:not(.noncompliant-fix) {
        left: 0;
      }

      &.noncompliant-fix {
        @media (min-width: 901px) {
          left: -40px;
        }

        @media (max-width: 900px) {
          left: -20px;
        }
      }
    }
  }
}

.component--glossary-toc {
  width: 250px; height: calc(100vh - 4rem);
  top: 4rem; left: 0;

  background-color: $white;
  border-right: 1px solid rgba($gray, 0.3);
  font-size: 0.8rem; // TODO: Why was !important here?
  overflow-x: hidden;
  overflow-y: auto;
  padding-top: 1rem; // TODO: Why was !important here?
  position: fixed; // TODO: Why was !important here?
  z-index: 1;

  li:last-of-type {
    margin-bottom: 1rem;
  }
}

.component--glossary-toc-toggle {
  background-color: mix($gray, $white, 30%);
  font-size: 0.7rem;
  position: absolute;
  text-orientation: upright;
  text-transform: uppercase;
  writing-mode: vertical-rl;
  z-index: 1;

  &:not(.noncompliant-fix) {
    width: 25px; height: 104px;
    top: 4rem;
  }

  &.noncompliant-fix {
    transform: rotate(90deg);

    @media (min-width: 901px) {
      width: 105px; height: 25px;
      top: 103px;

      letter-spacing: 2px;
    }

    @media (max-width: 900px) {
      width: 65px; height: 25px;
      top: 83px;

      letter-spacing: 1px;
    }
  }
}