JSFiddle - React, Tailwind, and code Playground

by IronFlare

HTML

<div>
<p>Lorem ipsum</p>
</div>

CSS

div {
  background-color: #269;
  width: 300px;
  height: 300px;
  position: relative;
  z-index: 0;
}

div::before {
  z-index: -1;
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: block;
  content: " ";
  background-image: linear-gradient(lightGray 2px, transparent 2px), linear-gradient(90deg, lightGray 2px, transparent 2px), linear-gradient(rgba(255, 255, 255, 0.3) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, 0.3) 1px, transparent 1px);
  background-size: 100px 100px, 100px 100px, 20px 20px, 20px 20px;
  background-position: -2px -2px, -2px -2px, -1px -1px, -1px -1px;
  animation: gridWipe 1s linear;
}

@keyframes gridWipe {
  0% {
    width: 0px;
    height: 0px;
  }

  100% {
    width: 100%;
    height: 100%;
  }
}

p {
  background: rgba(255,255,0,0.5);
}