Best Purple Steam Profile Backgrounds

How come that profile backgrounds are still not scalable. I spent 2000 Points on this background just for it to have these ugly black borders : r/ Steam

Joker steam background (animated) by Ivpavik on DeviantArt

200+] Profile Backgrounds

Steam Background Color Special Effect

Premium Photo Beautiful background with purple smoke and steam 3d rendering

Background - Zup! 9 - Galaxy [Purple]

SPECIFIC] Can somebody please blend this Steam background with my Steam profile? And add a gif with my name? Links in the comments for my Steam profile + examples. : r/PhotoshopRequest

Enigmatic And Textured Purple Smoke S Mystical Dance Against A Dark Canvas Background, Steam Background, Smoke Overlay, Vapor Background Image And Wallpaper for Free Download

Terraria steam profile background(Good for desktop) : r/Terraria

Premium Photo Color in water. art background. fluorescent glowing steam texture. bright ultraviolet blue purple glitter smoke cloud blend on dark.