If anyone wants a ‘hack’ to do this - you can install a Chrome Extension that’s called User CSS.
Then you can add your own CSS and target the different tabs based on their table IDs. In this case I added a bottom border to each tab that I wanted to c...
Yes, I’d love to see some sort of grouping/colour options. I have 25+ tabs in one base and it’s a nightmare finding stuff quickly (I often have to resort to using the dropdown search feature!)