Style Adjustments, Risk Card Risk Level Storage (#219)

* onboarding text styles

* main overview text styles

* information screen text styles

* risk

* fix

* settings styling text

* settings text

* saved risk level display bound to model

* fixed nullpointer

* adjust settings styling / layout

* main overview small design adjustment

Co-authored-by: Luka Harambasic <luka.harambasic@sap.com>