JSFiddle - React, Tailwind, and code Playground
HTML
<body>
Enter your name: <input type="text">
<div id="loading" style="display:inline;"></div>
<img src="http://jimpunk.net/Loading/wp-content/uploads/loading3.gif" alt=""
width="20px" style="position:relative;margin-top:5px;"/>
</body>
JavaScript
$(document).ready(function(){
$("input").blur(function(){
$('#loading').show();
var imageSrc = "http://jimpunk.net/Loading/wp-content/uploads/loading3.gif";
$('#loading').html("<img src='"+imageSrc+"' />");
setTimeout(function(){$('#loading').html("").hide();},5000);
});
});