be somebody's style
be (not) somebody’s ˈstylebe (not) the type of thing that somebody enjoys; be (not) the way somebody usually behaves: Classical music’s not my style; I prefer rock. ♢ I don’t like living in town much. The country is more my style. ♢ I’m sure he didn’t say that; it’s not his style at all. He’s always so polite.
See also: style