The best-known secession movement was the Vienna Secession formed in 1897, and included Gustav Klimt, who favoured the ornate Art Nouveau style over the prevailing styles of the time. The style of these artists, as practiced in Austria is known as Sezessionstil, or "Secession style".
I think that this art is very interesting, because author can express his or her feelings. In this link there are some examples of Seccesion art: https://www.google.sk/search?q=secessionist+art&source=lnms&tbm=isch&sa=X&ei=Fq-5UfKbHMiRhQeBi4HABQ&ved=0CAkQ_AUoAQ&biw=1366&bih=606