seamless symmetric grunge pattern of chalk drawn sketches white, pink, violet stars on dark chalkboard backdrop

star fivepointed fivebeam night sky crayon chalk chalked charcoal pastel blackboard board chalkboard white pink violet dark horizontal symmetric realistic scrawl scribble doodle draw drawing hand sketch painted grunge kid childish child children school vector illustration image color colour textural texture seamless pattern motif background print continuous patterned symbol shape