Social Theme allows Rtmedia lightbox space to be too big

creates a box in which you have to scroll to find the picture and the comment area does not line up with the picture. This is when you click on any of the thumbnails in the gallery. In my site go to groups and then media then click on any of the gallery thumbnails. Here is the link to the gallery.
http://jewsea.org/groups/torah-vachesed-community/media/