Consolidate styles (#1116)

* Consolidate styles into a Styles class and clean up code

* Format

* Add style_bg_dark_grey for nav bar

* Fix bugs found in PR

* Rename styles

* Add bg_white style

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Co-authored-by: kallanreed <kallanreed@outlook.com>
Co-authored-by: gullradriel <3157857+gullradriel@users.noreply.github.com>

firmware/application/ui/ui_tabview.cpp

@@ -21,6 +21,7 @@
  */
 
 #include "ui_tabview.hpp"
+#include "ui_font_fixed_8x16.hpp"
 
 #include "portapack.hpp"
 using namespace portapack;