Hi,
I cannot find where to change the background color for the black bar at the very top of the page. Can anyone help?
Thanks.

Please analyze your site > toolbar and find the css style with Firebug
www.joomlaplates.com/template-customizing
After that copy and paste the css style into your css/custom.css and modify it.

We are committed to help you with any type of support query, however we can't provide extensive help in terms of customizations. In general customizations may look simple but you will require solid knowledge of web technologies and programming skills to do them or hire a professional who can do it for you.