<?xml version="1.0" encoding="utf-8"?>
<Application xmlns="http://ns.adobe.com/mxml/2009" xmlns:gumbo="library:adobe/flex/gumbo">
    
    <Group id="group"
            horizontalCenter="0"
            verticalCenter="0">
            <gumbo:Button id="btn" width="300" height="60" label="Gumbo Button Skin" skinZZ="ButtonSkin1"/>
    </Group>
    

</Application>