css text effect noisy

by Osama Qassar

HTML

<div class="box">Text Effect</div>

CSS

.box {
  text-transform: uppercase;
  color: #0000;
  font-family: sans-serif;
  font-size: 100px;
  font-weight: bold;
  
  
  animation: pulse 2.5s infinite;
}


body {
  margin: 0;
  min-height: 100vh;
  display: grid;
  place-content: center;
  background: #3c7455;
  transitions: all 0.5s;
}

html {
  background: #fff;
}

@keyframes pulse {
    0% {
      
  background: 
    repeating-radial-gradient(#000 0 0.0001%,#fff 0 0.0002%) 50% 0/2500px 2500px,
    repeating-conic-gradient(#000 0 0.0001%,#fff 0 0.0002%) 50% 50%/2500px 2500px;
  background-blend-mode: difference;
  mix-blend-mode: lighten;
  -webkit-background-clip: text;
          background-clip: text;
    }
    50% {
      
  background: 
    repeating-radial-gradient(#000 0 0.0001%,#fff 0 0.0002%) 50% 0/2000px 2500px,
    repeating-conic-gradient(#000 0 0.0001%,#fff 0 0.0002%) 50% 50%/2000px 2500px;
  background-blend-mode: difference;
  mix-blend-mode: lighten;
  -webkit-background-clip: text;
          background-clip: text;
    }
    100% {
  background: 
    repeating-radial-gradient(#000 0 0.0001%,#fff 0 0.0002%) 50% 0/2500px 2500px,
    repeating-conic-gradient(#000 0 0.0001%,#fff 0 0.0002%) 50% 50%/2500px 2500px;
  background-blend-mode: difference;
  mix-blend-mode: lighten;
  -webkit-background-clip: text;
          background-clip: text;
    }
}