message: fix(docs-infra): prevent unnecessary SideNav scrollbar
  Fixes
  PR Close
diff: @@ -115,6 +115,7 @@ button.vertical-menu-item {
  }
  .heading-children.collapsed {
  + overflow: hidden; // Needed to prevent unnecessary sidenav scrollbar.
  visibility: hidden;
  opacity: 0;
  max-height: 1px; // Must have measurement to transition height.
  