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Feedback about styling Rated 5 out of 5 stars
The alternative panel style works on Ubuntu (Linux) but removes the margins. But the button hover styling, oh man, it’s great!
I can’t wait for that developer copy which you have on your computer and opens about:downloads instead of library. :D (refer to your answer https://addons.mozilla.org/en-US/firefox/addon/download-panel-tweaks/reviews/476804/)