backdrop background black corner corners dark dirty flat grey ground light light pink paint pink rust spider stained surface white zigzag blue concert event lighting lights stage machinery stage structure berlin cobblestones colour lamp magenta stone stones street abstract atmosphere bright color concept design effect fill gradient graphic light and shade modern moody pastel red pink scrapbooking shining spot spotlight style vector shine stage torch torchlight electric electricity glow neon bushes flowers garden green leaves spring blur repeatable seamless tile tillable club people shadow shape three