You display one tab per one opened mail. All this tabs are displayed with the same fade grey.
it's difficult to spot an mail (Tab) with an other one (Tab).
I suggest to alternate grey tab and dark tab.
Hoppening my sentences are unstandable. Thank you very much for your work.
I love Thunderbird email application.
Thanks for submitting an idea to the Mozilla Connect community! Your idea is now open to votes (aka kudos) and comments.
Hey @Climber74 - welcome to Connect and thanks for the suggestion! If you have a chance, I recommend updating the title to be more descriptive of your idea — this will help other community members/visitors/Thunderbird employees find and better understand it. Check out our article on How to Submit a Great Idea in Five Easy Steps