Complex sentence: Rodgers and Hart maintained a cynical, dark tone throughout the work and employed two distinct musical styles in the show: the deliberately tacky nightclub numbers contrasted with the more elegant songs the characters sang to express their emotions, though these expressions were more ironic than sincere.
Split into simpler sentences: Rodgers and Hart maintained a cynical, dark tone throughout the work. Rodgers employed two distinct compositional styles in the show: the deliberately tacky nightclub numbers contrasted with the more elegant songs the characters sang to express their emotions, though these expressions were more ironic than sincere.