#loadingIndicator {
    padding: 300px;
    display: none;
    content: "";
    vertical-align: middle;
    justify-content: center;
    filter: contrast(50%);
    background-color: rgba(255, 255, 255, 0.9);
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 9999;
  }