abstract shining diagonal lines in blue and green gradient background

abstract backdrop backdrops background backgrounds band bands banner banners bar bars beautiful blue bluish bright brilliant color colorful colour colourful computer cool cosmic cosmos cyan deep depth design desktop diagonal diagonals dream dreamy energetic energy future futuristic geometric geometry gradated gradation gradient graphic graphics green light lighting line lines modern outer pattern patterns poster pretty purple retro shine shining shiny sky smooth space stripe striped stripes style teal template texture textures universal universe violet vista wallpaper web website