fixes broken sidebar in zoom
fixes broken sidebar in zoom

i have no idea how to explain this, but adding line height 1.13 keeps
the sidebar from breaking when zoomed in. the list style none was added
just because i noticed it was missing. most UI <ul>s should have no
list style.

RayRutjes/frontend,circleci/frontend,prathamesh-sonpatki/frontend,prathamesh-sonpatki/frontend,circleci/frontend,circleci/frontend,RayRutjes/frontend