#loading {
  position: fixed;
  display: block;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  text-align: center;
  background-color: #fff;
  z-index: 99;
}

#loading-image {
    position:absolute;
    top:0;
    left:0;
    right:0;
    bottom:0;
    margin:auto;
}