m-api-css-header-name qm-api-header-details qm-code-font" id="hx-tree-node-children">hx-tree-node-children</span><span class="qm-api-header-tags"></span></div></div></div></div><div class="qm-api-collapsible-content"><div class="qm-api-item-content"><div class="qm-api-description"><div class="qm-html-paragraph">The class to give to the children element for a tree. This should always be placed directly inside a  <code class="qm-code-highlight-code qm-code-font">hx-tree-node</code>  and after a  <code class="