@keyframes fadein {
    0% {
        opacity: 1;
    }

    50% {
        opacity: 0;
    }

    100% {
        opacity: 0;
    }
}

@keyframes fadeout {
    0% {
        opacity: 0;
    }

    50% {
        opacity: 0;
    }

    100% {
        opacity: 1;
    }
}

@keyframes rotateOut {
    0% {
        transform: rotateY(0deg) rotate(0deg);
    }

    100% {
        transform: rotateY(0deg) rotate(90deg);
    }
}

@keyframes rotatein {
    0% {
        transform: rotateY(0deg) rotate(90deg);
    }

    100% {
        transform: rotateY(0deg) rotate(0deg);
    }
}

@keyframes sidebar_moveright {
    0% {
        width: 20px;
    }

    100% {
        width: 300px;
    }
}

@keyframes sidebar_moveleft {
    0% {
        width: 300px;
    }

    100% {
        width: 20px;
    }
}