JSFiddle - React, Tailwind, and code Playground

HTML

<iframe src="https://bipolarworld.online/docs_/lifeline_socialmedia_toolkit.pdf" width="70%" frameborder="0" scrolling="no" id="iframe" onload='javascript:resizeIframe(this);'></iframe>

<script language="javascript" type="text/javascript">
  function resizeIframe(obj) {
    obj.style.height = obj.contentWindow.document.body.scrollHeight + 'px';
  }
</script>

JavaScript

<script language="javascript" type="text/javascript">
  function resizeIframe(obj) {
    obj.style.height = obj.contentWindow.document.body.scrollHeight + 'px';
  }
</scrip