JSFiddle - React, Tailwind, and code Playground

HTML

<div id="main" style="border:1px dashed red;" >
  <div style="width:300px;height:50px; ">div One visible</div>
  <div style="width:300px;height:50px; ">div two visible</div>
</div>

JavaScript

$(function(){
    $('#2').hide();
    $('#main').click(function(){
        $(div).toggle();
    });
});