abstract background colourful glass golden horizontal irregular light ripples shape shapes stripes structure structures texture textures warm waves backdrop color colorful colors colour colours red vertical wall wallpaper angle chrome diagonal dots fence gate grid holes metal modern perforations reflection shine stripe black blue desktop gray hi-res orange pastels pink yellow cartoon comic freehand hand painted handmade line lines pattern white pastel frosty icy ocre paint painted symmetric triangle triangles triangular wood design patterns regular silver turnery brown dark decay gloomy grunge grungy planks urban