I would like to change the color of the hole instance. We have to setups, one for testing and one for productive. I'm often simultaneous in both and have in both multiple tabs open. So I would like to color one in red (productive) and the other in blue(test) to see in which I'm actually are, to don't do anything in prod what I would like to do in test.
I've found a lot of answers here but all a found is per app. I would like to change the hole session. What I mean is this bar which is shown in this picture: