.loading {
  display: table;
  position: fixed;
  left: 0px;
  top: 0px;
  width: 100%;
  height: 100%;
  z-index: 9999;
  background-color: white;
  opacity: 0.8;
  transition: all linear 0.2s;
}

.loading.ng-hide {
  opacity: 0;
}

.loading i {
  display: table-cell;
  vertical-align: middle;
  text-align: center;
  color: black;
  cursor: default;
}