JSFiddle - React, Tailwind, and code Playground

by azlar chen

HTML

<div>

</div>

CSS

@keyframes bg-movement {
  0% {
    background-position: 0 0
  }
  to {
    background-position: 0 100em
  }
}

div {
  animation: bg-movement 25s linear infinite;
  background: linear-gradient(blue, red, black);
  border-radius: 2px;
  content: "";
  display: block;
  height: 128px;
  left: 50%;
  margin-left: -2px;
  position: absolute;
  width: 40px;
}