two line waves curve twisty flow or 2 wavy chart graph stream strokes on black background.

font organ text line circle number brand light drawing lighting iron darkness logo black cartoon eye hand calligraphy sketch abstract art audio wave backdrop background blue bright coder concept creative design dynamic effect element energy flow frequency glow glowing graphic illumination isolated luminosity luminous modern neon night object parallel pattern red shape shine shiny symbol tech techno texture technology twist wavy white two waves curve twisty chart graph stream strokes background