#loader {
    display: none;
    position: fixed;
    opacity: 0;
    width: 80px;
    height: 80px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.fadein {
    animation: fadein 1s forwards;
}

.fadeout {
    animation: fadeout 1s forwards;
}

#loader div {
    position: absolute;
    top: 33px;
    width: 13px;
    height: 13px;
    border-radius: 50%;
    background: #ffffff;
    animation-timing-function: cubic-bezier(0, 1, 1, 0);
}

#loader div:nth-child(1) {
    left: 8px;
    animation: lds-ellipsis1 0.6s infinite;
}

#loader div:nth-child(2) {
    left: 8px;
    animation: lds-ellipsis2 0.6s infinite;
}

#loader div:nth-child(3) {
    left: 32px;
    animation: lds-ellipsis2 0.6s infinite;
}

#loader div:nth-child(4) {
    left: 56px;
    animation: lds-ellipsis3 0.6s infinite;
}

@keyframes lds-ellipsis1 {
    0% {
        transform: scale(0);
    }

    100% {
        transform: scale(1);
    }
}

@keyframes lds-ellipsis3 {
    0% {
        transform: scale(1);
    }

    100% {
        transform: scale(0);
    }
}

@keyframes lds-ellipsis2 {
    0% {
        transform: translate(0, 0);
    }

    100% {
        transform: translate(24px, 0);
    }
}

@keyframes fadein {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

@keyframes fadeout {
    from {
        opacity: 1;
    }

    to {
        opacity: 0;
    }
}