I removed the strange default of rendering a white diagram title on white background. On the other hand, defaulting to gray widget background during my dark mode changes seemed to have visually regressed the examples which were clearly designed with a white background in mind, so I changed this back.
I removed the strange default of rendering a white diagram title on white background. On the other hand, defaulting to gray widget background during my dark mode changes seemed to have visually regressed the examples which were clearly designed with a white background in mind, so I changed this back.