CSS Properties: How to set the border is animatable?

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HTML Code:

<!DOCTYPE html>
<title>How to set the border is animatable</title>
width: 150px;
height: 150px;
border : 5px dotted coral;
-webkit-animation: mymove 3s infinite;
animation: mymove 5s infinite;
@keyframes mymove {
50% {border-color: #CFF63E;}
<div id="DIV">
<h2><em>The border-color is animatable in CSS</em></h2>

Live Demo:

See the Pen border-animatable-answer by w3resource (@w3resource) on CodePen.

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HTML-CSS: Tips of the Day

Stacking DIVs on top of each other?

CSS Code:

.inner {
  position: absolute;

HTML Code:

<div class="outer">
   <div class="inner">1</div>
   <div class="inner">2</div>
   <div class="inner">3</div>
   <div class="inner">4</div>

Ref: https://bit.ly/3AvpGf9


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