.tv {
    left: 0;
}

.tv_hide {
    transform: translateX(-100vw);
}

.rotate-90 {
    transform: rotateZ(90deg);
}

@keyframes shake {
    10%,
    90% {
        transform: translate3d(-1px, 0, 0) rotateZ(90deg);
    }
    20%,
    80% {
        transform: translate3d(2px, 0, 0) rotateZ(90deg);
    }
    30%,
    50%,
    70% {
        transform: translate3d(-4px, 0, 0) rotateZ(90deg);
    }
    40%,
    60% {
        transform: translate3d(4px, 0, 0) rotateZ(90deg);
    }
}

.side-menu {
    left: -10em;
}

.side-menu ul li:hover {
    -webkit-transform: translateX(10em);
    -ms-transform: translateX(10em);
    transform: translateX(10em);
}