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

@font-face {
  font-family: 'Varela';
  font-style: normal;
  font-weight: 400;
  src: local('atari'), url(/resources/ATAR.TTF) format('TTF');
}
.glitch {
  color: white;
  font-size: 100px;
  position: relative;
  width: 400px;
  margin: 0 auto;
}

@keyframes noise-anim {
  0% {
    clip: rect(83px, 9999px, 13px, 0);
  }
  5% {
    clip: rect(14px, 9999px, 52px, 0);
  }
  10% {
    clip: rect(17px, 9999px, 20px, 0);
  }
  15% {
    clip: rect(82px, 9999px, 56px, 0);
  }
  20% {
    clip: rect(7px, 9999px, 75px, 0);
  }
  25% {
    clip: rect(97px, 9999px, 31px, 0);
  }
  30% {
    clip: rect(100px, 9999px, 40px, 0);
  }
  35% {
    clip: rect(57px, 9999px, 78px, 0);
  }
  40% {
    clip: rect(87px, 9999px, 72px, 0);
  }
  45% {
    clip: rect(54px, 9999px, 83px, 0);
  }
  50% {
    clip: rect(92px, 9999px, 64px, 0);
  }
  55% {
    clip: rect(79px, 9999px, 33px, 0);
  }
  60% {
    clip: rect(5px, 9999px, 98px, 0);
  }
  65% {
    clip: rect(62px, 9999px, 96px, 0);
  }
  70% {
    clip: rect(54px, 9999px, 56px, 0);
  }
  75% {
    clip: rect(53px, 9999px, 75px, 0);
  }
  80% {
    clip: rect(72px, 9999px, 50px, 0);
  }
  85% {
    clip: rect(7px, 9999px, 42px, 0);
  }
  90% {
    clip: rect(37px, 9999px, 7px, 0);
  }
  95% {
    clip: rect(81px, 9999px, 47px, 0);
  }
  100% {
    clip: rect(83px, 9999px, 71px, 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 2s infinite linear alternate-reverse;
}

@keyframes noise-anim-2 {
  0% {
    clip: rect(63px, 9999px, 86px, 0);
  }
  5% {
    clip: rect(95px, 9999px, 31px, 0);
  }
  10% {
    clip: rect(75px, 9999px, 32px, 0);
  }
  15% {
    clip: rect(66px, 9999px, 47px, 0);
  }
  20% {
    clip: rect(88px, 9999px, 71px, 0);
  }
  25% {
    clip: rect(76px, 9999px, 74px, 0);
  }
  30% {
    clip: rect(88px, 9999px, 67px, 0);
  }
  35% {
    clip: rect(17px, 9999px, 49px, 0);
  }
  40% {
    clip: rect(3px, 9999px, 78px, 0);
  }
  45% {
    clip: rect(38px, 9999px, 91px, 0);
  }
  50% {
    clip: rect(29px, 9999px, 94px, 0);
  }
  55% {
    clip: rect(26px, 9999px, 37px, 0);
  }
  60% {
    clip: rect(6px, 9999px, 67px, 0);
  }
  65% {
    clip: rect(61px, 9999px, 73px, 0);
  }
  70% {
    clip: rect(28px, 9999px, 75px, 0);
  }
  75% {
    clip: rect(64px, 9999px, 91px, 0);
  }
  80% {
    clip: rect(7px, 9999px, 68px, 0);
  }
  85% {
    clip: rect(51px, 9999px, 87px, 0);
  }
  90% {
    clip: rect(51px, 9999px, 84px, 0);
  }
  95% {
    clip: rect(89px, 9999px, 1px, 0);
  }
  100% {
    clip: rect(6px, 9999px, 38px, 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 3s infinite linear alternate-reverse;
}