Improve navigation sub-menu and tabs effects (#2971)

* Improve nav border and colors on active and non-active

* Remove margin-top effect on active nav

* Use opacity / bold instead of color change on nav

* Remove dropdown items label in sub-menu and add a class active

* Position sub-menu to fixed

* Autoclose dropdown sub-menu only on outside click

* Remove open dropdown on hover in sub-menu

* Show reusable h1 for dropdown item in sub-menu

* Put reusable sub-menu h1 styles to mixins

* Add icons to sub-menu dropdown-item h1

* Make all the sub-menu accessible with focus

Co-authored-by: kimsible <kimsible@users.noreply.github.com>

1 files changed, 6 insertions, 0 deletions

diff --git a/client/src/app/shared/shared-main/misc/top-menu-dropdown.component.scss b/client/src/app/shared/shared-main/misc/top-menu-dropdown.component.scss
index 84dd7dce3..655c38489 100644
--- a/client/src/app/shared/shared-main/misc/top-menu-dropdown.component.scss
+++ b/client/src/app/shared/shared-main/misc/top-menu-dropdown.component.scss
@@ -1,6 +1,12 @@
 @import '_variables';
 @import '_mixins';
 
+:host {
+  display: block;
+  height: $sub-menu-height;
+  margin-bottom: $sub-menu-margin-bottom;
+}
+
 .parent-entry {
   span[role=button] {
     cursor: pointer;