angry apocalyptic bright brilliant cloud clouds colorful colourful contrast dark darkening disturbing dramatic dusk evening fiery flaming gold foreboding frightening glory golden light lighting molten skies moody setting sun shadows shining silhouette silhouettes skies sky spreading sun sunset abstract appearance background black blended clock color colored colour coloured curved curves design details gold interconnected interlinked interwoven lines numerals patterns perspectives raised Roman-numerals shape shaped shapes style texture textures thick thin time vibrant wallpaper