website/src/styles/layouts/_wiki.scss

.wiki-main {
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr;

  @media (min-width: 58rem) {
    grid-template-columns: 16rem 1fr;
  }

  @media (min-width: 80rem) {
    grid-template-columns: 16rem 1fr 16rem;
  }
}

.wiki-aside {
  position: absolute;
  width: 16rem;
  height: 100%;
  transition: margin-left linear 0.1s;
  background-color: white;
  box-shadow: var(--shadow-m);
  z-index: 5;

  @media (min-width: 58rem) {
    position: static;
    background-color: unset;
    box-shadow: unset;
  }

  .link-tree {
    position: sticky;
    top: 0;
  }

  &__slider {
    position: absolute;
    top: 0.5em;
    right: -2em;
    cursor: pointer;

    @media (min-width: 58rem) {
      display: none;
    }
  }
}

.wiki-icon {
  max-height: 1.5em;
  max-width: 1.5em;
}

.wiki-article {
  margin-inline: 1em;

  @media (min-width: 80rem) {
    margin-inline: 2em;
  }
}

#wiki-aside-shown {
  &:checked {
    ~ .wiki-aside {
      > .wiki-aside__slider {
        transform: rotate(180deg);
      }
    }
  }

  &:not(:checked) {
    ~ .wiki-aside {
      margin-left: -16rem;

      @media (min-width: 58rem) {
        margin-left: unset;
      }
    }
  }
}