I used a styling to override some of the Tab styles...I went to upgrade the package today and in staging it was caught that the styling went away.
Here is the styling applied: https://github.com/timheuer/tacticview/commit/436ddf1e259d76682053027aab9b4f2b9ec9eb70
And here is what it should look like:
But after upgrading to 3.x it reverts back to default styling: