html {
    display:none;
}
@-webkit-keyframes blinker {
    from {opacity: 1.0;}
    to {opacity: 0.0;}
  }
  .blink{
      text-decoration: blink;
      -webkit-animation-name: blinker;
      -webkit-animation-duration: 0.3s;
      -webkit-animation-iteration-count:infinite;
      -webkit-animation-timing-function:ease-in-out;
      -webkit-animation-direction: alternate;
  }