hippo hippopotamus in abstract, graphic highlighters lines rainbow ultra-bright neon artistic portrait

art creative graphic style futuristic modern concept design abstract party colour colourful business anthropomorphism mask portrait people isolated face cute cartoon bizarre fashion poster magazine funny exotic fun expression office mammal lifestyle macro pet character holiday animals retro vintage neon wildlife nature costume carnival beauty colorful silhouette glow glowing hippo hippopotamus highlighters lines rainbow ultra-bright artistic commercial editorial advertisement surrealism dark background