abstract polygonal space low poly dark background

background connecting connection reflection polygonal structure rendering christmas abstract lighting darkness purple flower circle space lines light night petal stage event poly dark dots pink line low red connection futuristic abstract technology blue dark design background low science modern shape concept network structure three-dimensional triangle geometric polygon wallpaper black pattern texture vector connect cyber dot fractal horizontal internet people tech copy space mesh business light digital geometric line plexus polygonal blue computer grid low-poly-modelling triangle atom