#coverScreen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: white;
    display: flex;
    justify-content: center;
    align-items: center;
    filter: alpha(opacity=75);
    opacity: 0.75;
    position: fixed;
    background-color: rgba(255, 255, 255, 0.8);
    z-index: 999999;
}

.spinner {
    position: relative;
    width: 100px;
    height: 100px;
}


#coverScreen {
}

    #coverScreen .spinner {
        display: flex;
        justify-content: center;
        align-items: center;
    }