One of my Form Separator widgets is not showing up while the rest do

I have multiple Form Separator widgets in my form and only one is not showing up online. Please help!

http://www.cag-acg.org/component/content/article/42-cag-research/1903-test-jacqueline-2

Please try to remove it and add one new in its place. Looking at it I see that it does not seem to have any styles applied to it, so this should resolve this issue.

If not, do let us know.