LibGuides offers two basic layouts for guide pages: tabbed navigation and side navigation. This not only determines where on the page the navigation menu appears, but it also determines the column layout of your pages. See the panels below for examples.
the page is divided into two columns -- the first containing the page navigation menu, and the second containing the page's content. Unlike a tabbed navigation layout, the number and size of each column cannot be adjusted (unless you create a custom guide page template).
Custom column widths let you fine-tune the widths of your columns even further.
Set the number of columns, and then use the sliders to pick each column's widths. Some things to keep in mind: