What is the difference between Liu Yuxi and Liu Zongyuan's creative styles?

Generally speaking, Liu Yuxi's poems are lively and rarely obscure. Both ancient poems and Yuefu poems have this feature, especially the folk songs he wrote during his relegation, which are fresh and lively, lively in style and strong in local color. His modern style is more subtle and incisive, with vigorous and lively style, positive spirit and unique artistic techniques, which has made unique contributions to the development of Tang poetry.