abstract black and silver are light gray with white the gradient is the surface with templates metal texture soft lines tech diago

2021 abstract are art background banner beautiful black blue blur blurred bright burst card colors dark design diago diagonal digital effect element fire futuristic glistering glow glowing gold gradient graphic gray grey illustration light line lines liquid luxury metal metallic modern night pattern purple retro shapes shiny silver sleek smooth soft space speed surface tech technology template templates texture wallpaper waves wavy web white