background barrier brick high modern mortar red security strength strong tall texture wall abstract architecture backdrop brown dappled decoration decorative desktop golden grey ocher structure structures stucco textures wallpaper appearance appearances architectural brick-wall bricks bright building color colored colors colour coloured colours contrast contrasting exterior external green horizontal interconnected interlinked light linear lined lines paint painted patterns perspectives smooth solid standard surface surfaces textured boy child city wall colourful graffiti happy indonesia Indonesian mural play play ground portrait scooter smile son urban young youngster ball glass mirror reflect squares tiles construction rock rocks rough sand sandstone stone stones clinker clinker brick pastel concrete plastic three-dimensional art design industrial metal ochre pattern regular yellow crack cracked decay floor old