What is the theme in Paris Spleen, 1869 by Charles Baudelaire?

Description is a major theme. Description is used to incite the readers imagination to experience the words with no real plot, but with strictly the intention to convey to the readers senses the sensuality of a sight as in "The Port", or in a thing that Baudelaire found profoundly drawn to as in "A Hemisphere in Her Hair", where he describes the woman's black tresses in such detail that the reader cannot help but experience some part of the poet's muse. It is actually quite ironic that Baudelaire would repeat this theme in his works, as he also continuously depicts frustration and contempt for the masses that he says are incapable of this sensual reverie, but yet he persists to push on in painting these mental pictures for the reader's mind, as seen repeated in "The Double Room". In