-webkit-transform css not working

[affanazul]

Hey i am creating a screenshot with html, i have lot more css in that
css like
-webkit-transform: matrix3d(0.536313, 0.0152166, 0, 0.000477273, 0, 0.5, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1)
;-webkit-transform-origin: 0 0 0 0;'

are not supporting to webshot module, and i am new to nodejs