I'd save the value(s) that you want to animate to in the JS and then animate to them (look ma, no jQuery!) See the Pen VwLpGmj?editors=0010 by GreenSock (@GreenSock) on CodePen   You could get the values from the CSS stylesheet if needed but given the limited scope that you shared there's not much of a point in that.   Note that I'm using the GSAP 3.2 beta because there was a bug related to animating complex values that has since been fixe