body {
  background-color: #333;
  padding: 25px;
}

.glitch {
  position: relative;
  margin: 0 auto;
  color: #fff;
  font-size: 80px;
  font-family: "Exo", sans-serif;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.01em;
  -webkit-transform: scale3d(1, 1, 1);
          transform: scale3d(1, 1, 1);
}
.glitch::before, .glitch::after {
  content: attr(data-text);
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  overflow: hidden;
  background: #333;
  color: #fff;
  clip: rect(0, 900px, 0, 0);
}
.glitch::before {
  left: 7px;
  text-shadow: 1px 0 green;
  animation: glitch-effect 3s infinite linear alternate-reverse;
}
.glitch::after {
  left: 3px;
  text-shadow: -1px 0 red;
  animation: glitch-effect 2s infinite linear alternate-reverse;
}

@-webkit-keyframes glitch-effect {
  0% {
    clip: rect(71px, 9999px, 71px, 0);
  }
  5% {
    clip: rect(68px, 9999px, 87px, 0);
  }
  10% {
    clip: rect(82px, 9999px, 74px, 0);
  }
  15% {
    clip: rect(26px, 9999px, 40px, 0);
  }
  20% {
    clip: rect(76px, 9999px, 74px, 0);
  }
  25% {
    clip: rect(87px, 9999px, 83px, 0);
  }
  30% {
    clip: rect(54px, 9999px, 41px, 0);
  }
  35% {
    clip: rect(68px, 9999px, 39px, 0);
  }
  40% {
    clip: rect(85px, 9999px, 90px, 0);
  }
  45% {
    clip: rect(38px, 9999px, 13px, 0);
  }
  50% {
    clip: rect(92px, 9999px, 63px, 0);
  }
  55% {
    clip: rect(69px, 9999px, 85px, 0);
  }
  60% {
    clip: rect(35px, 9999px, 95px, 0);
  }
  65% {
    clip: rect(13px, 9999px, 60px, 0);
  }
  70% {
    clip: rect(74px, 9999px, 9px, 0);
  }
  75% {
    clip: rect(26px, 9999px, 44px, 0);
  }
  80% {
    clip: rect(51px, 9999px, 58px, 0);
  }
  85% {
    clip: rect(89px, 9999px, 14px, 0);
  }
  90% {
    clip: rect(95px, 9999px, 98px, 0);
  }
  95% {
    clip: rect(34px, 9999px, 26px, 0);
  }
  100% {
    clip: rect(54px, 9999px, 90px, 0);
  }
}

@keyframes glitch-effect {
  0% {
    clip: rect(71px, 9999px, 71px, 0);
  }
  5% {
    clip: rect(68px, 9999px, 87px, 0);
  }
  10% {
    clip: rect(82px, 9999px, 74px, 0);
  }
  15% {
    clip: rect(26px, 9999px, 40px, 0);
  }
  20% {
    clip: rect(76px, 9999px, 74px, 0);
  }
  25% {
    clip: rect(87px, 9999px, 83px, 0);
  }
  30% {
    clip: rect(54px, 9999px, 41px, 0);
  }
  35% {
    clip: rect(68px, 9999px, 39px, 0);
  }
  40% {
    clip: rect(85px, 9999px, 90px, 0);
  }
  45% {
    clip: rect(38px, 9999px, 13px, 0);
  }
  50% {
    clip: rect(92px, 9999px, 63px, 0);
  }
  55% {
    clip: rect(69px, 9999px, 85px, 0);
  }
  60% {
    clip: rect(35px, 9999px, 95px, 0);
  }
  65% {
    clip: rect(13px, 9999px, 60px, 0);
  }
  70% {
    clip: rect(74px, 9999px, 9px, 0);
  }
  75% {
    clip: rect(26px, 9999px, 44px, 0);
  }
  80% {
    clip: rect(51px, 9999px, 58px, 0);
  }
  85% {
    clip: rect(89px, 9999px, 14px, 0);
  }
  90% {
    clip: rect(95px, 9999px, 98px, 0);
  }
  95% {
    clip: rect(34px, 9999px, 26px, 0);
  }
  100% {
    clip: rect(54px, 9999px, 90px, 0);
  }
}