backdrop background book cover grunge grungy hues isolated rugged rustic series shades tones variation variations vintage age aged crack cracked cracks decay old paint random surface texture wear white worn bronze copy copyspace door gate green iron ironwork keyhole metal peeling shiny space weathered chill cold cool fall hill hills snow snowy wallpaper wave waves weather winter abstract blank blocks border canvas colorful colors frame overlay paper pattern squares thin bloom decorate ecology flower flowers leaf leaves nature pink red tile christmas circle ellipse hi-res illustration modern ribbon star tree vector white background xmas balls baubles christmas balls christmas baubles illustraction black color desktop gray orange pastels stripes yellow cell charge communication connection electrical electricity graphic lightning nerve power relay signal surge transfer