accordion angle bugle christmas concertina horn music Nyberg religion religious trumpet xmas angles three 3 angels playing prayer praying abstract art-glass background blue-green bright color coloration colored colorful colors colour coloured colourful colours concertinaed contrast decorative distinctive extended fanned fanning folds glass glassy light lighting lined lines modern panel panelled panels patterned patterns perspectives shaped shapes style surface surfaces surfacing texture textured textures thick thin tiled tiles wallpaper