* {
    box-sizing: border-box;
    margin: 0;
}

#gates {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -999;
}
.gate {
    position: absolute;
    animation: 4s ease-in-out 1s infinite alternate gatejossle;
}
.gate figure {
    height: 100%;
    width: 100%;
    border-radius: 100%;
}
.gate a {
    position: absolute;
    display: inline-block;
    width: 100%;
    height: 100%;
}



@keyframes gatejossle {
    from {
        transform: translateY(3vh);
    }
    to {
        transform: translateY(0vh);
    }
}