abstract colorful bokeh light burst with vibrant particles. concept of celebration, festive, illumination, vibrant

abstract colorful bokeh light burst festive celebration rainbow illumination vibrant particles bright glowing shining sparkle multicolor vivid radiance cheerful decoration dynamic energy luster neon luminous background spectrum glittering effervescent magic iridescent optical display shimmer lively fireworks cosmic party joy lights digital art illustration vertical concept backdrop wallpaper ai generated