Openly criticizing a fellow worker is just 'not my style'. [=I would never openly criticize a fellow worker]
He finished the tournament 'in style' by winning his last match very quickly and easily.
He has been living 'in high style'. [=he has been living the way rich people live]
(..) Got you, motherfucker. I got you. I'm coming. Mac. Mac. Get Ramirez on his feet and get to the chopper. - Hold it. I'm going after Mac. - That's not your style, Dillon. I picked up some bad habits from you. Get your people the hell outta here. You can't win this, Dillon. Maybe I can get even. (..)1987 Predator
(..) Very nice, Dutch. - Good old days. - Yeah, like the good old days. - Then how come you passed on Libya? - That wasn't my style. You got no style, Dutch. You know that. Come on. Why'd you pass? We're a rescue team, not assassins. Now, what we gotta do? That cabinet minister (..)1987 Predator