Hi Paul
thought I’d have a play and try to replicate your problem on an alternate subscibe page on my site, my main subscribe page looks like
http://www.alangeorge-photography.com/agp_newsfeed/?p=subscribe&id=1
however as I spent only 5 minutes trying to create your issues I could only come up with a web page that looks like
though my version does include several options including the AGP Capture and responsive forms hence the non alignment of the fields. I’ll continue to have a play, though as Duncan has said upgrading to the latest version would be a good idea.
Kind regards
Alan