grocery-manager/app/rest/templates/button-action.tpl

<div class="pure-button-group vertical-button-group" role="action" style="padding: 1em 0.25em 0;">
  <button class="pure-button" type="submit"> Apply </button>
  <button form="clear" class="pure-button" type="submit"> Clear </button>
  <button form="reload" class="pure-button" type="submit"> Reload </button>
</div>