JSFiddle - React, Tailwind, and code Playground

HTML

<body background="http://www.craigjoneswildlifephotography.co.uk/blog/wp-content/uploads/2010/07/CMJ57311.jpg">
    
    


    
</body>

JavaScript

$(document).ready(function(){ 
    // place the dots on the screen with the provided x and y values which comes from the URL.
    
    
    function($) {
    $.QueryString = (function(a) {
        if (a == "") return {};
        var b = {};
        for (var i = 0; i < a.length; ++i)
        {
            var p=a[i].split('=');
            if (p.length != 2) continue;
            b[p[0]] = decodeURIComponent(p[1].replace(/\+/g, " "));
        }
        return b;
    })(window.location.search.substr(1).split('&'))
})(jQuery);
    
    
    
});