JSFiddle - React, Tailwind, and code Playground

HTML

<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.8.3/jquery.min.js"></script>
<img src="http://www.arabianbusiness.com/skins/ab.main/gfx/loading_spinner.gif" id="loading">
<button id="btn">show</button>
<button id="btnhide">Hide</button>

JavaScript

$("#loading").hide();
$(document).ready(function() {

  $("#btn").click(
    function() {
      $("#loading").show();
    }
  );
  
  $("#btnhide").click(
    function() {
      $("#loading").hide();
    }
  );
  
});