Simple wiggle animation for error or something like that.
@keyframes wiggle {
0% {transform: translateX(0);}
12.5% {transform: translateX(-6px) rotateY(-5deg)}
37.5% {transform: translateX(5px) rotateY(4deg)}
62.5% {transform: translateX(-3px) rotateY(-2deg)}
87.5% {transform: translateX(2px) rotateY(1deg)}
100% {transform: translateX(0)}
}
.wiggle {
animation: wiggle 400ms ease-in-out;
}