This is test for iframe with default LCAP-domain.

<style>
  #lcap {
    border: 5px solid black;
    width: 100%;
    height: 100%;
  }
</style>

<a href="/custom_domain_iframe.html">iframe with custom domain</a>

<iframe id="lcap" src="https://lcap-preview-us.workato-preview.app/" title="LCAP"></iframe>