#url_interfaz{
  color: #b5b5b5;
  -webkit-animation: animate 1.5s linear infinite;
  animation: animate 1.5s linear infinite;
  clip: rect(0, 80px, 80px, 40px); 
  height: 80px;
  width: 80px;
  position: absolute;
  left: calc(50% - 40px);
  top: calc(50% - 40px);
}
@-webkit-keyframes animate {
  0% { 
    transform: rotate(0deg)
  }
  100% { 
    transform: rotate(220deg)
  }
}
@keyframes animate {
  0% { 
    transform: rotate(0deg)
  }
  100% { 
    transform: rotate(220deg)
  }
}
#url_interfaz:after{
  /*color: #FF1493;*/
  -webkit-animation: animate2 1.5s linear infinite;
  animation: animate2 1.5s ease-in-out infinite;
  clip: rect( 0, 80px, 80px, 40px );
  content: '';
  border-radius: 50%; 
  height: 80px;
  width: 80px;
  position: absolute; 
} 
@-webkit-keyframes animate2 {
  0% {
    box-shadow: inset #b5b5b5 0 0 0 17px;
    transform: rotate(-140deg);
  }
  50% {
    box-shadow: inset #b5b5b5 0 0 0 2px;
  }
  100% {
    box-shadow: inset #b5b5b5 0 0 0 17px;
    transform: rotate(140deg);
  }
}
@keyframes animate2 {
  0% {
    box-shadow: inset #b5b5b5 0 0 0 17px;
    transform: rotate(-140deg);
  }
  50% {
    box-shadow: inset #b5b5b5 0 0 0 2px;
  }
  100% {
    box-shadow: inset #b5b5b5 0 0 0 17px;
    transform: rotate(140deg);
  }
}