Added functionality for the sidebar container's height to be dynamically calculated on page load. This is used to allow the gray background to flow all the way from the header to the footer.
Changed the destination of nav-2 in the main menu to point to a #.
hide the sidebar toggle bar for desktop and larger viewports.
Added content to the page
changed because of changes to _sidebar.scss
many changes in order to track down just what was causing the sidebar to behave erratically.