h2>A set of reusable components for web applications</h2>
  </div>
</div>
<px-flex-panel class="content" orientation="horizontal" style="flex:1">
  <div class="documentation" style="flex: 1;">
    <div class="component-name">&lt;px-tree-view&gt;</div>
    <div class="overview"></div>
    <h2>Examples</h2>
    <p>A simple tree view. Elements can be expanded or collapsed by double clicking the header, or by clicking the expansion icon.</p>
    <div class="example">
      <px-tree-view>
  <px-tree-view-node he