/* Absolute Center Spinner */
.loadingImg {
    position: fixed;
    z-index: 99999;
    height: 2em;
    width: 2em;
    overflow: show;
    margin: auto;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
}
  /* Transparent Overlay */
.loadingImg:before {
    content: '';
    display: block;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(50, 50, 50, .4);
}
  /* :not(:required) hides these rules from IE9 and below */
.loadingImg:not(:required) {
    /* hide "loadingImg..." text */
    font: 0/0 a;
    color: transparent;
    text-shadow: none;
    background-color: transparent;
    border: 0;
}
  
.loadingImg:not(:required):after {
    content: '';
    display: block;
    font-size: 10px;
    width: 1em;
    height: 1em;
    margin-top: -0.5em;
}