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Animate CSS width property

With CSS, how can I animate the width property? I want the animation like:

Before Animation

After Animation


1 Answer
Daniol Thomas
, 9 Views

To implement animation on width property with CSS, you can try to run the following code:

Example

Live Demo

<!DOCTYPE html>
<html>
   <head>
      <style>
         div {
            width: 300px;
            height: 250px;
            background-color: maroon;
            color: white;
            animation: myanim 3s;
         }
         @keyframes myanim {
            30% {
               width: 500px;
            }
         }
      </style>
   </head>
   <body>
      <h1>CSS width property</h1>
      <div>
         <h1>This is demo text!</h1>
      </div>
   </body>
</html>
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