抽象主義
deformation
abstract
art
artistic
back
backdrop
background
black
blackwhite
bw
colorless
contemporary
distortion
drop
effect
freeform
geometric
graphic
grayscale
greyscale
ground
illustration
irregular
minimal
misc
miscellaneous
modern
monochrome
monocrome
op
opart
optical
patern
pattern
quadrangle
quadrate
square
symetric
symetry
symmetric
symmetry
texture
uncolored
unusual
visual
weird
white