.log-in-overlay {
    position: fixed !important; /* Sit on top of the page content */
    display: none;
    width: 100%; /* Full width (cover the whole page) */
    height: 100%; /* Full height (cover the whole page) */
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0,0,0,0.5); /* Black background with opacity */
    z-index: 105; /* Specify a stack order in case you're using a different order for other elements */
    cursor:wait;
}

.log-in-overlay-text {
    position: absolute;
    top: 50%;
    left: 50%;
    font-size: 50px;
    color: white;
    transform: translate(-50%,-50%);
    -ms-transform: translate(-50%,-50%);
}