.backdrop-bg {
    position: fixed;
    top: 0;
    right: 0;
    left: 0;
    bottom: 0;
    z-index: 10;
    background: rgba(0, 0, 0, 0.6);
    display: flex;
    justify-content: center;
    align-items: center;
}

.circularProgress {
    display: inline-block;
    width: 120px;
    height: 120px;
}

    .circularProgress:after {
        content: " ";
        display: block;
        width: 102px;
        height: 102px;
        margin: 8px;
        border-radius: 50%;
        border: 8px solid darkturquoise;
        border-color: darkturquoise transparent darkturquoise transparent;
        animation: circularProgress-ring 1.2s linear infinite;
    }

@keyframes circularProgress-ring {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}