Title is showing up in a black font instead of white

The following locations should have the title in White and not Black

http://next.dev.curriki.org/xwiki/bin/view/MyCurriki/Profile
http://next.dev.curriki.org/xwiki/bin/view/MyCurriki/Blog
http://next.dev.curriki.org/xwiki/bin/view/Group_SoftwareTesting/ (near the bottom of the page)
http://next.dev.curriki.org/xwiki/bin/view/Group_SoftwareTesting/Messages
http://next.dev.curriki.org/xwiki/bin/view/Group_SoftwareTesting/Curriculum
http://next.dev.curriki.org/xwiki/bin/view/Group_SoftwareTesting/Members
http://next.dev.curriki.org/xwiki/bin/view/Group_SoftwareTesting/Documentation