Addiotnal Theme tweak

[Spuds]

Some enhancements to address issues in the new variants. Some needed to be addressed in the core css.

Fixed QQ not working with new keyinfo (optional) header area

Fixed hide poster area flyout not working (when its positioned in the keyinfo area)

Various other icon color tweaks to address hover issues in blue

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 43.51%. Comparing base (a7259e4) to head (305ce04).
Report is 4 commits behind head on development.

Additional details and impacted files

@@              Coverage Diff               @@
##             development    #3794   +/-   ##
==============================================
  Coverage          43.50%   43.51%           
  Complexity         13910    13910           
==============================================
  Files                348      348           
  Lines              74773    74774    +1     
==============================================
+ Hits               32529    32535    +6     
+ Misses             42244    42239    -5     

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