.cover-spin {
    position: fixed;
    width: 100%;
    left: 0;
    right: 0;
    top: 0;
    bottom: 0;
    background-color: rgba(0,0,0,0.1);
    backdrop-filter: blur(5px);
    z-index: 9999;
    /*display: none;*/
}

.waitMessage {
    position: absolute;
    left: 40.5vw;
    top: 48vh;
    width: 200px;
    height: 50px;
    z-index: 99999;
}

@-webkit-keyframes spin {
    from {
        -webkit-transform: rotate(0deg);
    }

    to {
        -webkit-transform: rotate(360deg);
    }
}

@keyframes spin {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}

.cover-spin::after {
    content: '';
    display: block;
    position: absolute;
    left: 44vw;
    top: 40%;
    width: 3vw; /* Radius */
    height: 3vw; /* Radius */
    /*            
            left: 48%;
            top: 40%;
            width: 40px;
            height: 40px;
            */
    border-style: solid;
    border-color: black;
    border-top-color: transparent;
    border-width: 4px;
    border-radius: 50%;
    -webkit-animation: spin .8s linear infinite;
    animation: spin .8s linear infinite;
}