Create a single view app
In the View window stall a navigation controller, the default navigation controller is automatically associated with the table view, if not required, you can delete the automatically added table view, create a new view Controller can be associated with navigation controller. (Right-drag from Nav to view, select Rootview)
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Common Properties Introduction
Navigation bar
Style
Translucent background, generally remove the background
Bar Tint Background color
Back Image background Image
Title Color caption Colors
Tint return title color
Learn swift development from 0 iOS apps (4)--navigation Controller