bright neon "thanks for watching" sign with vibrant purple and blue glow on dark background

signage neon font night sign advertising nightclub light disco stage bar number purple scoreboard bright thanks watching vibrant blue glow dark background stunning reading luminous lights set perfect adding touch retro-inspired glowing aesthetics design retro aesthetic vintage electric typography display text illumination color message graphic style signboard art modern brightness atmosphere retrostyle visual element poster lettering nightlife decor energy backlit luminescent