CSS Changes for Popup pro - buttons etc

Hi i need to make these changes - http://monosnap.com/image/P110t4RISTjkpScmwrFY1M6hEwDcM2

to the PopUp Pro labeled "Getting started"
Domain: http://tinyurl.com/lguqz6p

popup appearing only on this page - http://tinyurl.com/nm9xhec

Support Access is open

Thanks

Tom