<button>
  GLITCH
</button>
*{
  box-sizing:border-box;
  margin:0;
  padding:0;
}
html,
body {
  height:100vh;
  display:flex;
  align-items:center;
  justify-content:center;
  background-color: #212121;
}
button,button::after {
  padding: 10px 50px;
  font-size: 20px;
  border: none;
  border-radius: 5px;
  color: white;
  background-color: transparent;
  position: relative;
}

button::after {
  --move1: inset(50% 50% 50% 50%);
  --move2: inset(31% 0 40% 0);
  --move3: inset(39% 0 15% 0);
  --move4: inset(45% 0 40% 0);
  --move5: inset(45% 0 6% 0);
  --move6: inset(14% 0 61% 0);
  clip-path: var(--move1);
  content: 'GLITCH';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  display: block;
}

button:hover::after {
  animation: glitch_4011 1s;
  text-shadow: 10 10px 10px black;
  animation-timing-function: steps(2, end);
  text-shadow: -3px -3px 0px #1df2f0, 3px 3px 0px #E94BE8;
  background-color: transparent;
  border: 3px solid rgb(0, 255, 213);
}

button:hover {
  text-shadow: -1px -1px 0px #1df2f0, 1px 1px 0px #E94BE8;
}

button:hover {
  background-color: transparent;
  border: 1px solid rgb(0, 255, 213);
  box-shadow: 0px 10px 10px -10px rgb(0, 255, 213);
}

@keyframes glitch_4011 {
  0% {
    clip-path: var(--move1);
    transform: translate(0px,-10px);
  }

  10% {
    clip-path: var(--move2);
    transform: translate(-10px,10px);
  }

  20% {
    clip-path: var(--move3);
    transform: translate(10px,0px);
  }

  30% {
    clip-path: var(--move4);
    transform: translate(-10px,10px);
  }

  40% {
    clip-path: var(--move5);
    transform: translate(10px,-10px);
  }

  50% {
    clip-path: var(--move6);
    transform: translate(-10px,10px);
  }

  60% {
    clip-path: var(--move1);
    transform: translate(10px,-10px);
  }

  70% {
    clip-path: var(--move3);
    transform: translate(-10px,10px);
  }

  80% {
    clip-path: var(--move2);
    transform: translate(10px,-10px);
  }

  90% {
    clip-path: var(--move4);
    transform: translate(-10px,10px);
  }

  100% {
    clip-path: var(--move1);
    transform: translate(0);
  }
}

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