.hand {
    transform: rotate(20deg);
}

.strong.hand path {
    stroke: black;
    stroke-width: 10;
}

.shaking {
    animation: shaking 1s;
    animation-iteration-count:infinite;
}

@keyframes shaking {
    0% {transform: translateX(20px) translateY(20px)}
    50% {transform: translateX(0px) translateY(0px)}
    100% {transform: translateX(20px) translateY(20px)}
}