A luxurious Black Friday banner rendered in 4K resolution, with a dark, glossy backdrop that gives off a high-tech feel. "BLACK FRIDAY" appears in large, bold lettering with a metallic finish, framed by a thick, reflective golden border that catches the light from various angles. The scene is enlivened by a cascade of confetti in metallic colors that glints under soft, diffused concert lighting. The banner creates a dynamic yet refined atmosphere, suggesting a high-profile announcement or tech event with a celebratory edge.