Others may find that pushing towards server-side window decoration is annoying and imposing, so this is unfortunately an area where not everyone can be happy. I

Others may find that pushing towards server-side window decoration is annoying and imposing, so this is unfortunately an area where not everyone can be happy. In any case you may be interested to try a patch: https://github.com/lah7/gtk3-classic https://github.com/lah7/gtk3-classic