Resolve "Hide Left sidebar paradigm"
What does this MR do?
Hides the nav bar by default & centers the tanuki logo in the top nav
Why was this MR needed?
UX
What are the relevant issue numbers?
Closes #18417 (closed)
Screenshots (if relevant)
Hides the nav bar by default & centers the tanuki logo in the top nav
UX
Closes #18417 (closed)