JSFiddle - React, Tailwind, and code Playground
HTML
<div id="r"></div>
<img id="w" src="http://paulirish.com/avatar150.jpg" width="150" height="150" />
CSS
#w {
position:absolute; top:132px; left:23px;
}
JavaScript
$('#w').click(function(e){
var x = e.pageX - e.target.offsetLeft,
y = e.pageY - e.target.offsetTop;
$('#r').html('x:'+x+' y:'+y);
});