landscape line link rail railroad rails railway track train tram waggon area circle design heart orange pattern red squares symmetry yellow angles background gold graphic lines rectangles ribs texture waves circles ellipses ovals rings abstract arcs black blue ferro iron metal shape square textura angled blended color coloration colored colors colour coloured colours decoration decorative details interconnected interlinked light lighting linear lined patterned patterns perspectives purple shaped spiral spiraling style surface surfaces textured textures thick thin vibrant wallpaper zigzagging zigzags green appearance colorful colourful distinctive interwoven round rounded shapes wavy white