@keyframes shake { from, to {  transform:translate3d(0, 0, 0); } 10%, 30%, 50%, 70%, 90% {  transform:translate3d(-10px, 0, 0); } 20%, 40%, 60%, 80% {  transform:translate3d(10px, 0, 0); } } .shake { animation-name:shake; }