<div class="blade-content __large-wide">
  <div class="blade-inner">
    <div class="inner-block">
      <div class="form-group">
        <iframe id="notification_template_preview" srcdoc="{{blade.html}}" onload="javascript:(function(o){o.style.height=(o.contentWindow.document.body.scrollHeight+10)+'px';}(this));" width="100%" frameborder="0" scrolling="no">
        </iframe>
      </div>
    </div>
  </div>
</div>