image-animation-pseudo-animated-image.tentative-ref.html

Enable keyboard shortcuts

<!DOCTYPE html>

<style>

  img {

    display: block;

    margin: 10px;

    width: 20px;

    height: 20px;

  .green { outline: 5px solid green; }

  .red { outline: 5px solid red; }

</style>

<img class="green" src="../../images/green.png">

<img class="red" src="../../images/green.png">

<img class="green" src="../../images/green.png">

<img class="red" src="../../images/computer.jpg">