JSFiddle - React, Tailwind, and code Playground

HTML

<div id="container" class="yui3-skin-sam"></div>

JavaScript

YUI().use('panel', function (Y) {

    var p1, p2;
    
    p1 = new Y.Panel({
        width  : 300,
        height : 200,
        render : '#container'
    });
    
    p1 = new Y.Panel({
        width  : 300,
        height : 200,
        y      : 250,
        render : '#container'
    });
    
    p1.addButton({
            value  : 'Mover Forecast',
            section: Y.WidgetStdMod.FOOTER,
            action : function (e) {
                handleSubmit();
            }
    });

});