shell bypass 403
@keyframes bounce{20%,53%,80%,from,to{animation-timing-function:cubic-bezier(0.215,0.61,0.355,1);transform:translate3d(0,0,0)}40%,43%{animation-timing-function:cubic-bezier(0.755,0.05,0.855,0.06);transform:translate3d(0,-30px,0)}70%{animation-timing-function:cubic-bezier(0.755,0.05,0.855,0.06);transform:translate3d(0,-15px,0)}90%{transform:translate3d(0,-4px,0)}}.bounce{animation-name:bounce;transform-origin:center bottom}