What is the difference between Li Bai and Du Fu's poetic styles?

The views of the above brothers are debatable. For example, Li Bai's Antique (Lotus Mountain in the west) is an example of people's sufferings, and this kind of theme is still a part of his poetry collection. Generally speaking, there are many differences between Li Bai and Du Fu. As far as subject matter and content are concerned, Li Bai's poems and songs are basically romantic, while Du Fu's are realistic. Genre, Li Bai used Yuefu, five-character quatrains, and there were not as many metrical poems as Du Fu. Du Fu's personal style is bold and elegant, while Du Fu's personal style is gloomy and frustrated.