Add missing period in translated string.
Add CSS classes to UI containers.
Remove fixed image from saving message. It can be added back as a CSS background.
Fix undefined variable reference.
Update CSS classes and prefer classes to IDs.
Change button from a link to a button element.
Remove hard-coded clear:both elements.

They can be done in CSS with a clear fix mixin.
After page height animation is complete, set overflow back to visible.

Allows box shadow on contained elements to render correctly.