(But it actually depends a lot on your settings so it might not work for you.)
Button styling really needs a particular attention in Bricks, it is very confusing at the moment, and there are a lot of misfunctions…
This can’t be left in this state, since buttons are a major element in every site. This is basic and shouldn’t require so many CSS hacks to work
You have already mentioned the outline problem in one of the other three bug reports about buttons, which are still a work in progress I strongly expect that we will get the problems under control in 1.4.1.