Added left-navigation directory with working replica of their web site page.
Updated the page in left-navigation to be a combination of new left menu and old web site page.
"OOS: Update the commercial left nav styles" (#759033)
Some changes to the menu.
Updated menu a little bit more.
Different menu design changes based on Rimma's mockup from ticket #759102
Fixed incorrect right align for "Contact Us" line and footer line.
Fixed buttons location.