.lds-facebook {
    display: block;
    position: absolute;
    left: 50%;
    width: 64px;
    height: 64px;
    margin-left: -32px
}

.lds-facebook div {
    display: inline-block;
    position: absolute;
    left: 6px;
    width: 13px;
    background: #ddd;
    -webkit-animation: lds-facebook 1.2s cubic-bezier(0, .5, .5, 1) infinite;
    animation: lds-facebook 1.2s cubic-bezier(0, .5, .5, 1) infinite
}

.lds-facebook div:first-child {
    left: 6px;
    -webkit-animation-delay: -.24s;
    animation-delay: -.24s
}

.lds-facebook div:nth-child(2) {
    left: 26px;
    -webkit-animation-delay: -.12s;
    animation-delay: -.12s
}

.lds-facebook div:nth-child(3) {
    left: 45px;
    -webkit-animation-delay: 0;
    animation-delay: 0
}

@-webkit-keyframes lds-facebook {
    0% {
        top: 6px;
        height: 51px
    }
    50%, to {
        top: 19px;
        height: 26px
    }
}

@keyframes lds-facebook {
    0% {
        top: 6px;
        height: 51px
    }
    50%, to {
        top: 19px;
        height: 26px
    }
}