#loading {
  height: 100vh;
  background: #1a1a1a url("./ajax-loader.gif") no-repeat center;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
  z-index: 99999;
  padding: 0;
  margin: 0;
  overflow-x: hidden;
  overflow-y: hidden;
  margin: auto;
}