Minor bug fixes (#7305)

* PLT-7063 - Changing search bar bg and color

* PLT-7064 - Adjusting info popover styling

* PLT-7124 - Fixing sidebar with webrtc call ongoing

* PLT-7400 - Fixing semi transparent options list

* PLT-7491 - Showing send button on mobile

webapp/sass/components/_search.scss

@@ -134,12 +134,7 @@
     top: 0;
 
     a {
-        @include opacity(.8);
         vertical-align: top;
-
-        &:hover {
-            @include opacity(1);
-        }
     }