body {
  background: black;
  font-family: 'Varela', sans-serif;
}

.glitch {
  color: white;
  font-size: 12px;
  position: relative;
  width: 70px;
  margin: 0 auto;
}

@keyframes noise-anim {
  0% {
    clip: rect(86px, 9999px, 33px, 0);
  }
  5% {
    clip: rect(44px, 9999px, 73px, 0);
  }
  10% {
    clip: rect(87px, 9999px, 11px, 0);
  }
  15% {
    clip: rect(29px, 9999px, 12px, 0);
  }
  20% {
    clip: rect(9px, 9999px, 88px, 0);
  }
  25% {
    clip: rect(51px, 9999px, 3px, 0);
  }
  30% {
    clip: rect(73px, 9999px, 9px, 0);
  }
  35% {
    clip: rect(52px, 9999px, 43px, 0);
  }
  40% {
    clip: rect(59px, 9999px, 90px, 0);
  }
  45% {
    clip: rect(41px, 9999px, 31px, 0);
  }
  50% {
    clip: rect(94px, 9999px, 93px, 0);
  }
  55% {
    clip: rect(96px, 9999px, 23px, 0);
  }
  60% {
    clip: rect(25px, 9999px, 50px, 0);
  }
  65% {
    clip: rect(98px, 9999px, 91px, 0);
  }
  70% {
    clip: rect(25px, 9999px, 33px, 0);
  }
  75% {
    clip: rect(41px, 9999px, 64px, 0);
  }
  80% {
    clip: rect(29px, 9999px, 53px, 0);
  }
  85% {
    clip: rect(42px, 9999px, 53px, 0);
  }
  90% {
    clip: rect(38px, 9999px, 55px, 0);
  }
  95% {
    clip: rect(98px, 9999px, 29px, 0);
  }
  100% {
    clip: rect(50px, 9999px, 77px, 0);
  }
}
.glitch:after {
  content: attr(data-text);
  position: absolute;
  left: 2px;
  text-shadow: -1px 0 red;
  top: 0;
  color: white;
  background: black;
  overflow: hidden;
  clip: rect(0, 900px, 0, 0);
  animation: noise-anim 10s infinite linear alternate-reverse;
}

@keyframes noise-anim-2 {
  0% {
    clip: rect(89px, 9999px, 96px, 0);
  }
  5% {
    clip: rect(76px, 9999px, 20px, 0);
  }
  10% {
    clip: rect(10px, 9999px, 26px, 0);
  }
  15% {
    clip: rect(70px, 9999px, 28px, 0);
  }
  20% {
    clip: rect(6px, 9999px, 36px, 0);
  }
  25% {
    clip: rect(60px, 9999px, 56px, 0);
  }
  30% {
    clip: rect(98px, 9999px, 74px, 0);
  }
  35% {
    clip: rect(92px, 9999px, 94px, 0);
  }
  40% {
    clip: rect(52px, 9999px, 89px, 0);
  }
  45% {
    clip: rect(81px, 9999px, 9px, 0);
  }
  50% {
    clip: rect(60px, 9999px, 97px, 0);
  }
  55% {
    clip: rect(93px, 9999px, 75px, 0);
  }
  60% {
    clip: rect(38px, 9999px, 84px, 0);
  }
  65% {
    clip: rect(20px, 9999px, 32px, 0);
  }
  70% {
    clip: rect(58px, 9999px, 26px, 0);
  }
  75% {
    clip: rect(23px, 9999px, 70px, 0);
  }
  80% {
    clip: rect(69px, 9999px, 56px, 0);
  }
  85% {
    clip: rect(36px, 9999px, 44px, 0);
  }
  90% {
    clip: rect(55px, 9999px, 8px, 0);
  }
  95% {
    clip: rect(2px, 9999px, 40px, 0);
  }
  100% {
    clip: rect(24px, 9999px, 100px, 0);
  }
}
.glitch:before {
  content: attr(data-text);
  position: absolute;
  left: -2px;
  text-shadow: 1px 0 blue;
  top: 0;
  color: white;
  background: black;
  overflow: hidden;
  clip: rect(0, 900px, 0, 0);
  animation: noise-anim-2 20s infinite linear alternate-reverse;
}