<xmp>
   .mult3 {
      height: 40px;
      width: 40px;
      position: relative;
   } 
     
   .mult3circle1, .mult3circle2 {
      height: 40px;
      width: 40px;
      border-radius: 50%;
      position: absolute;
      top: 0;
      left: 0;
      bottom: 0;
      right: 0;
   }
      
   .mult3circle1 {
      background-color: #66CC99;
      -webkit-animation: mult3circle1anim 4s infinite steps(1);
      animation: mult3circle1anim 4s infinite steps(1);
   }
      
   @-webkit-keyframes mult3circle1