There are two minor CSS errors in the release 3.7.12 version of the file css.php. The first could effect the class 'wp-caption', the second may effect hovering on sub menu's. To correct these issues edit the file css.php' and change line 1807 from
HTML Code:
width: auto 100%;
HTML Code:
width: 100%;
HTML Code:
* html ul.rMenu-hRight ul.sub-menu li.sfhover ul
HTML Code:
* html ul.rMenu-hRight ul.sub-menu li.sfhover ul,
Thanks to user 'Mark Tuttle' for point this out