refactor(ui): polish navigation menu and view params editor

apps/client/src/views/cuesheet/cuesheet-table/cuesheet-table-settings/CuesheetTableSettings.module.scss

@@ -12,7 +12,7 @@
   transition: background-color 0.2s ease-in-out;
 
   &[data-background-rundown='true'] {
-    background-color: rgba($ontime-color, 0.5);
+    background-color: $bg-active;
 
     .apart::before {
       content: 'BACKGROUND EDIT';

apps/client/src/views/timer/timer.options.ts

@@ -169,7 +169,7 @@ export const getTimerOptions = (timeFormat: string, customFields: CustomFields):
         {
           id: 'timerColour',
           title: 'Timer Colour',
-          description: 'Timer colour. Default: #f6f6f6',
+          description: 'Timer colour. Default: #F6F6F6',
           type: 'colour',
           defaultValue: 'f6f6f6',
         },