w3bdesign/dfweb-v4

.glitch {
  position: relative;
}

@keyframes noise-anim {
  0% {
    clip: rect(42px, 9999px, 44px, 0);
  }
  5% {
    clip: rect(12px, 9999px, 85px, 0);
  }
  10% {
    clip: rect(22px, 9999px, 65px, 0);
  }
  15% {
    clip: rect(32px, 9999px, 75px, 0);
  }
  20% {
    clip: rect(42px, 9999px, 55px, 0);
  }
  25% {
    clip: rect(52px, 9999px, 45px, 0);
  }
  30% {
    clip: rect(62px, 9999px, 35px, 0);
  }
  35% {
    clip: rect(72px, 9999px, 25px, 0);
  }
  40% {
    clip: rect(82px, 9999px, 15px, 0);
  }
  45% {
    clip: rect(92px, 9999px, 5px, 0);
  }
  50% {
    clip: rect(102px, 9999px, 95px, 0);
  }
  55% {
    clip: rect(112px, 9999px, 85px, 0);
  }
  60% {
    clip: rect(122px, 9999px, 75px, 0);
  }
  65% {
    clip: rect(132px, 9999px, 65px, 0);
  }
  70% {
    clip: rect(142px, 9999px, 55px, 0);
  }
  75% {
    clip: rect(152px, 9999px, 45px, 0);
  }
  80% {
    clip: rect(162px, 9999px, 35px, 0);
  }
  85% {
    clip: rect(172px, 9999px, 25px, 0);
  }
  90% {
    clip: rect(182px, 9999px, 15px, 0);
  }
  95% {
    clip: rect(192px, 9999px, 5px, 0);
  }
  100% {
    clip: rect(202px, 9999px, 95px, 0);
  }
}

@keyframes noise-anim-2 {
  0% {
    clip: rect(32px, 9999px, 34px, 0);
  }
  5% {
    clip: rect(22px, 9999px, 75px, 0);
  }
  10% {
    clip: rect(12px, 9999px, 55px, 0);
  }
  15% {
    clip: rect(42px, 9999px, 65px, 0);
  }
  20% {
    clip: rect(52px, 9999px, 45px, 0);
  }
  25% {
    clip: rect(62px, 9999px, 35px, 0);
  }
  30% {
    clip: rect(72px, 9999px, 25px, 0);
  }
  35% {
    clip: rect(82px, 9999px, 15px, 0);
  }
  40% {
    clip: rect(92px, 9999px, 5px, 0);
  }
  45% {
    clip: rect(102px, 9999px, 95px, 0);
  }
  50% {
    clip: rect(112px, 9999px, 85px, 0);
  }
  55% {
    clip: rect(122px, 9999px, 75px, 0);
  }
  60% {
    clip: rect(132px, 9999px, 65px, 0);
  }
  65% {
    clip: rect(142px, 9999px, 55px, 0);
  }
  70% {
    clip: rect(152px, 9999px, 45px, 0);
  }
  75% {
    clip: rect(162px, 9999px, 35px, 0);
  }
  80% {
    clip: rect(172px, 9999px, 25px, 0);
  }
  85% {
    clip: rect(182px, 9999px, 15px, 0);
  }
  90% {
    clip: rect(192px, 9999px, 5px, 0);
  }
  95% {
    clip: rect(202px, 9999px, 95px, 0);
  }
  100% {
    clip: rect(212px, 9999px, 85px, 0);
  }
}

.glitch:after,
.glitch:before {
  content: attr(data-text);
  position: absolute;
  top: 0;
  overflow: hidden;
  clip: rect(0, 900px, 0, 0);
}

.glitch:after {
  left: 2px;
  text-shadow: -1px 0 red;
}

.glitch:before {
  left: -2px;
  text-shadow: 1px 0 blue;
}

.glitch:hover:after {
  animation: noise-anim 0.3s infinite linear alternate-reverse;
}

.glitch:hover:before {
  animation: noise-anim-2 0.3s infinite linear alternate-reverse;
}