#overlay {
    position: fixed;
    width: 100%;
    height: 100%;
    z-index: 9999998;
    background-color: rgb(0 0 0 / 30%);
    display:none;
}

.lds-ellipsis {
    display: inline-block;
    position: absolute;
    width: 80px;
    height: 80px;
    top: 50%;
    left: 50%;
    margin-left: -40px;
    margin-top: -40px;
    z-index: 9999999;
}

    .lds-ellipsis div {
        position: absolute;
        top: 33px;
        width: 13px;
        height: 13px;
        border-radius: 50%;
        background: #19abff;
        animation-timing-function: cubic-bezier(0, 1, 1, 0);
    }

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

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

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

        .lds-ellipsis 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);
    }
}