Avoid bright and vivid colors, no unnecessary clutter or objects, simplistic background, no overwhelming patterns, no specific real-world scenery, natural elements, or landscapes.Exclude neon or saturated hues, no cartoonish or overly detailed elements, refrain from using identifiable landmarks or distinct settings, do not use realistic imagery or characters.Keep away from primary colors or bold contrasts, no use of text or typography, no explicit or controversial content, avoid recognizable pop culture references or icons, no inclusion of animals or humans.