SOURCE

<h1 data-text="Text Crack">
  <span>Text Crack</span>
</h1>

body, html {
  display: flex;
  height: 100%; width: 100%;
  background-color: #000;
  overflow: hidden;
}

h1 {
  position: relative;
  margin: auto;
  font-size: calc(20px + 5vw);
  font-weight: bold;
  color: #fff;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  text-shadow: 0 0 10px blue;
  user-select: none;
  white-space: nowrap;
  filter: blur(0.007em);
  animation: shake 2.5s linear forwards;
}

h1 span {
  position: absolute;
  top: 0; left: 0;
  transform: translate(-50%, -50%);
  clip-path: polygon(10% 0%, 44% 0%, 70% 100%, 55% 100%);
}

h1::before,
h1::after {
  content: attr(data-text);
  position: absolute;
  top: 0; left: 0;
}

h1::before {
  animation: crack1 2.5s linear forwards;
  clip-path: polygon(0% 0%, 10% 0%, 55% 100%, 0% 100%);
}

h1::after {
  animation: crack2 2.5s linear forwards;
  clip-path: polygon(44% 0%, 100% 0%, 100% 100%, 70% 100%);
}

@keyframes shake {
  5%, 15%, 25%, 35%, 55%, 65%, 75%, 95% {
    filter: blur(0.018em);
    transform: translateY(0.018em) rotate(0deg);
  }
  
  10%, 30%, 40%, 50%, 70%, 80%, 90% {
    filter: blur(0.01em);
    transform: translateY(-0.018em) rotate(0deg);
  }
  
  20%, 60% {
    filter: blur(0.03em);
    transform: translate(-0.018em, 0.018em) rotate(0deg);
  }
  
  45%, 85% {
    filter: blur(0.03em);
    transform: translate(0.018em, -0.018em) rotate(0deg);
  }
  
  100% {
    filter: blur(0.007em);
    transform: translate(0) rotate(-0.5deg);
  }
}

@keyframes crack1 {
  0%, 95% {
    transform: translate(-50%, -50%);
  }
  
  100% {
    transform: translate(-51%, -48%);
  }
}

@keyframes crack2 {
  0%, 95% {
    transform: translate(-50%, -50%);
  }
  
  100% {
    transform: translate(-49%, -53%);
  }
}