<div class="am-panel am-panel-{{#if color}}{{color}}{{else}}default{{/if}} {{className}}">
  <div class="am-panel-hd am-cf" data-am-collapse="{target: '{{panelId}}'}">{{text}}{{# showArrow}}<span class="am-icon-chevron-down am-fr" ></span>{{/ showArrow}}</div>
  <div class="am-panel-bd am-collapse am-in" id="{{panelId}}">
   {{#block "content"}}
   {{/block}}
  </div>
</div>