JSFiddle - React, Tailwind, and code Playground

by Leo

HTML

<div id="yyyy">&nbsp;</div>

CSS

#back{
    background:yellow;
    width:400px;
    height:400px;
}


#yyyy {
    background:yellow;
    width:200px;
    height:200px;
    /*
    cursor:url(http://files.softicons.com/download/toolbar-icons/black-wireframe-toolbar-icons-by-gentleface/png/16/cursor_arrow.png),auto;
    */
    cursor: url(http://cur.cursors-4u.net/cursors/cur-1/cur96.cur),auto;
}

JavaScript

var tt = document.getElementById("yyyy");
tt.onclick = function(e)
{
   console.log(e.offsetX+", "+e.offsetY);
}