What type of culture do couplets belong to

Couplets belong to the popular traditional culture.

Traditional culture: is the evolution of civilization and brought together into a national culture reflecting the national character and style, is the national history of various ideological and cultural, conceptual forms of the overall characterization. All over the world, each nation has its own traditional culture. China's traditional culture to Confucianism and Taoism complementary to the core, as well as Mohism, the famous, Shakti class, the Muslim class, the Western-style class, modern Western culture and other cultural forms, including: ancient texts, poems, lyrics, songs, fugue, folk music, national theater, opera, painting, calligraphy, couplets, lantern riddles, shooting, wine, hermetic phrases, and so on.