ata-role="dropdown">
  <div class="button button_dropdown versions-dropdown-button" role="combobox" data-role="dropdown-toggle" aria-controls="versions-listbox" aria-haspopup="listbox" aria-expanded="false" aria-label="Select version" tabindex="0">3.1</div>
  <div class="dropdown--list dropdown--list_positioned_left versions-dropdown-data" role="listbox" data-role="dropdown-listbox" aria-label="Versions" id="versions-listbox">
    <div class="dropdown--header" data-remove-style="true" style="display: none">