On Sun, 19 May 2019 22:35:53 +0200, Mike Wey wrote:

Great, as for the version information / feature availability. For
functions the documentation includes a Since: X.XX annotation for
functions that weren't available in X.0.

Thanks. It gives me something to send Agent Ransack after. :)

For the CSS options the documentation is a bit more lacing, but you can
use the GtkInspector to view the available css options and there current

I'll give that a try. Again, thanks.