circular ticker

HTML

<div class="circular-ticker">
  <span></span>
  <span></span>
  <span></span>
  <span></span>
</div>

CSS

.circular-ticker{
  position: relative;
  width: 50px;
  height: 50px;
}
.circular-ticker > span{
  display: block;
  position: absolute;
  background-color: transparent;
  top: 0;
  left: 0;
  border: 2px solid #2196F3;
  height: 100%;
  width: 100%;
  border-radius: 50%;
  border-top: 2px solid transparent;
  border-right: 2px solid transparent;
  border-bottom: 2px solid transparent;
  -webkit-animation-name: rotate;
  -webkit-animation-duration: 2s;
  -webkit-animation-delay: 0.2s;
  -webkit-animation-iteration-count: infinite;
  -webkit-transition: opacity: 1s;
}
.circular-ticker > span:nth-child(2){
  border: 2px solid #2196F3;
  border-top: 2px solid transparent;
  border-right: 2px solid transparent;
  border-bottom: 2px solid transparent;
  -webkit-animation-delay: 0.4s;
}

.circular-ticker > span:nth-child(3){
  border: 2px solid #2196F3;
  border-top: 2px solid transparent;
  border-right: 2px solid transparent;
  border-bottom: 2px solid transparent;
  -webkit-animation-delay: 0.6s;
}
.circular-ticker > span:nth-child(4){
  border: 2px solid #2196F3;
  border-top: 2px solid transparent;
  border-right: 2px solid transparent;
  border-bottom: 2px solid transparent;
  -webkit-animation-delay: 0.8s;
}
@-webkit-keyframes rotate{
  100% {-webkit-transform: rotate(360deg);}
}