They often painted outdoors, rather than in a studio so they could observe nature more directly and set down its most transistory aspects especially the changing light of sun. Impressionist painters used broken brushstrokes of bright, often unmixed colors. These painters avoided blacks and earth colors, omitting detail to achieve a striking overall effect.
Where impressionist painters concentrated on the depiction of a subject's immediate appearance, post-impressionists focused on emotional or spiritual meanings that the subject might convey although impressionist artist interpreted what they saw, their approach nevertheless remained rooted in observation of the natural world. Post-Impressionists conveyed their personal responses to the world around them through the use of strong, unnatural colors and exaggerations of slight distortion of forms. An example is from French painter Georges Seurat's Sunday Afternoon on the Island of La Grande Jatte . It achieves an atmosphere of monumental dignity through the balanced arra