Capitalize the name of a specific art or architectural movement, group, or style (the Impressionism of Monet). Lowercase such a term when it is used in a general sense (John Manley's paintings are impressionistic in manner).
Should music styles be capitalized?
Don't capitalize genres (use opera, symphony, jazz-- not Opera, Symphony, Jazz). Remember this rule by thinking about genres in literature: you wouldn't capitalize Novel, Short Story, or Poem, either.
Do I capitalize modernist?
Is it okay to capitalize Modernist when speaking of the twentieth-century movement in English literature? Many sources favor the lowercase, but I've always done the opposite. ... Chicago style prefers the lowercase, but an editor should defer if possible to a writer who has reason to depart from style.