@keyframes shake {
    0%,
    100% {
        transform: translateX(0);
    }
    25%,
    75% {
        transform: translateX(7px);
    }
    50% {
        transform: translateX(-7px);
    }
}

.error-message {
    color: red;
    animation: shake 0.5s ease-in-out 1.5;
    font-size: 12px;
}