#loading {
  /* (A2) SPINNER IMAGE */
/*	border: 12px solid #f3f3f3;
	border-radius: 50%;
	border-top: 12px solid #444444;
	width: 70px;
	height: 70px;
	animation: spin 1s linear infinite;
*/

  width: 150px;
  height: 150px;
  border-radius: 50%;
  border: 3px solid transparent;
  border-top-color: #3498db;
  -webkit-animation: spin 2s linear infinite;
          animation: spin 2s linear infinite;
  z-index: 999;

  /* (A3) HIDDEN BY DEFAULT */
  display: none;
}
#loading:before {
  content: "";
  position: absolute;
  top: 5px;
  left: 5px;
  right: 5px;
  bottom: 5px;
  border-radius: 50%;
  border: 3px solid transparent;
  border-top-color: #e74c3c;
  -webkit-animation: spin 3s linear infinite;
          animation: spin 3s linear infinite;
}
#loading:after {
  content: "";
  position: absolute;
  top: 15px;
  left: 15px;
  right: 15px;
  bottom: 15px;
  border-radius: 50%;
  border: 3px solid transparent;
  border-top-color: #f9c922;
  -webkit-animation: spin 1.5s linear infinite;
          animation: spin 1.5s linear infinite;
}

.loader_center {
	position: absolute;
	top: 0;
	bottom: 0;
	left: 0;
	right: 0;
	margin: auto;
}

@keyframes spin {
	100% {
		transform: rotate(360deg);
	}
}
 
/* (A4) SHOW LOADING */
#loading.load { display: block; }