.aload {
	font-size: 20px; /* change size here */
	position: relative;
	width: 4em;
	height: 1em;
	margin: 10px auto;
  }
  
  .aload span {
	display: block;
	width: 1em;
	height: 1em;
	border-radius: 0.5em;
	background: #008020; /* change color here */
	border: solid 2px #ffffff78;
	position: absolute;
	animation-duration: 0.5s;
	animation-timing-function: ease;
	animation-iteration-count: infinite;
  }
  
  .aload span:nth-child(1),
  .aload span:nth-child(2) {
	left: 0;
  }
  .aload span:nth-child(3) { left: 1.5em; }
  .aload span:nth-child(4) { left: 3em; }
  
  @keyframes reveal {
	from { transform: scale(0.001); }
	to { transform: scale(1); }
  }
  
  @keyframes slide {
	to { transform: translateX(1.5em) }
  }
  
  .aload span:nth-child(1) {
	animation-name: reveal;
  }
  
  .aload span:nth-child(2),
  .aload span:nth-child(3) {
	animation-name: slide;
  }
  
  .aload span:nth-child(4) {
	animation-name: reveal;
	animation-direction: reverse;
  }