.pointer {
    cursor: pointer;
}

.tree-toc-node {
    padding: 4px;
}

.toc-container {
    padding-left: 0;
    margin-bottom: 0;
    margin-left: 30px;
    list-style: none;
}

.collapse {
    display: none;
  }

.collapse.in {
    display: block;
  }

.toc-entry.active {
    font-weight: bold;
  }

span.unavailable {
    color: grey;
    font-style: italic;
    cursor: default
  }

.article {
    background-image: url('../icons/article.svg');
    background-repeat: no-repeat;
    background-size: cover;
    display: inline-block;
    width: 16px;
    height: 16px;
}

.section {
    background-image: url('../icons/section.svg');
    background-repeat: no-repeat;
    display: inline-block;
    width: 16px;
    height: 16px;
    background-size: cover;
}