blue lines blue pattern copy space Envelope fill space pattern print space security pattern texture arctic azure bloom blossom blue cold decoration decorative flower flowers frost frost pattern frosted frozen ice ice-cold ice-covered icebound iced icy natural pastel patterns shiny tracery water winter abstract background calm cool electric blue font lake magenta rectangle sea sky slope summer swim wave design grunge grungy natural pattern art artistic blended blue-green color colored colour coloured cross edged edges edging electric-blue interconnected interlinked interwoven light lines paint painted painting patterned perspectives shape shaped shapes square squared squares style surface surfaces symmetrical symmetry tactile textured textures thick thin vibrant wallpaper bag blue on white colors colours hession spirals swirls weave white aqua fractal art line organism technology bentheim germany sandstone stone stones bulk cyan human beings mass people turquoise cloud cumulus horizon Meteorological phenomenon Natural landscape tree appearance smooth soft surfaced