JSFiddle - React, Tailwind, and code Playground

HTML

<script type="text/javascript" src="http://github.com/malsup/blockui/raw/master/jquery.blockUI.js?v2.34"></script>

<div id="Block" style="border:1px solid #000; width:300px; height:300px; display:block;"><a href="#">coucou</a></div>

JavaScript

$('#Block').block(
    {
        message:'<h2> <IMG SRC="images/ajax-loader.gif" /> Please wait...</h2>',
        centerY:0,
        centerX:false,
        css: { top: '10px', left: '', right: '10px'  }
    }
);