.rubber{animation-duration:1.25s;animation-name:rubberBand}@keyframes rubberBand{0%{transform:scaleX(1)}30%{transform:scale3d(1.25,.75,1)}40%{transform:scale3d(.75,1.25,1)}50%{transform:scale3d(1.15,.85,1)}65%{transform:scale3d(.95,1.05,1)}75%{transform:scale3d(1.05,.95,1)}to{transform:scaleX(1)}}