JSFiddle - React, Tailwind, and code Playground

HTML

<div></div>
	<iframe src="http://www.jsfiddle.net"></iframe>

CSS

div {
    position: absolute;
    width: 300px;
    height: 150px;
    z-index: 2;
}
iframe {
    position: absolute;
    width: 300px;
    height: 150px;
    z-index: 1;
}

JavaScript

$(window).click(function(e) {
    console.log("x:" + e.pageX + ", y:" + e.pageY);
});