CSS custom change!

Hi, Colour options dont work in 8.8: So i want to add custom css manually: Instead to start a new topic for each code, who can provide code (for example: #header {background…..}for the below list?
Background + Contact Blocks
Top Menu (if enabled)
Top Menu (if enabled)
Top Menu Links
Welcome Text
Header Background
Menu Bar (if enabled)
Breadcrumbs Background
Content Box Background
Footer Background
Copyright Background
Button Color
Featured Listing Background
Mobile Menu Background
Menu Bar (if enabled)
Menu Link Color
Menu Hover Color
Border Right
Border Left
Dropdown Link
Search Box
Search Box Icon
Small Menu Bar etc etc etc….