JSFiddle - React, Tailwind, and code Playground

HTML

<div class="ing">CLICK HERE</div>
  	<div id="overlay3-content"></div>


	<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.1.1/jquery.min.js"></script>

JavaScript

$(document).on('click', '.ing', function(e){
          $("#overlay3-content").load('content.html');
        });