eleven-8.x-1.0-beta5/eleven/templates/layout-landing/views/viewsui/form--view-preview-form.html.twig

{%
  set remove_classes = [
    'clearfix',
  ]
%}

{% set class = [

  ]
%}

<form{{ attributes.removeClass(remove_classes).addclass(class) }}>
  {{ children }}
</form>