
.parpadeo-rojo {
  font-family: Verdana, Arial, Helvetica;
  font-size: 11px;
  font-weight: bold;
  text-align: left;
  vertical-align: middle;
  color: red;

  animation-name: parpadeo;
  animation-duration: 1s;
  animation-timing-function: linear;
  animation-iteration-count: infinite;

  -webkit-animation-name:parpadeo;
  -webkit-animation-duration: 1s;
  -webkit-animation-timing-function: linear;
  -webkit-animation-iteration-count: infinite;
}

@-moz-keyframes parpadeo{  
  0% { opacity: 1.0; }
  50% { opacity: 0.0; }
  100% { opacity: 1.0; }
}

@-webkit-keyframes parpadeo {  
  0% { opacity: 1.0; }
  50% { opacity: 0.0; }
   100% { opacity: 1.0; }
}

@keyframes parpadeo {  
  0% { opacity: 1.0; }
   50% { opacity: 0.0; }
  100% { opacity: 1.0; }
}