border-top-left-radius - HTML CSS CSS Animatable Property

HTML CSS examples for CSS Animatable Property:border-top-left-radius

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Introduction

In the following code the border radius of the top-left corner of the div element is animating from its initial value "0" to "80px", and back to the initial value "0" again up to infinite times.

-webkit- prefix is for Chrome, Safari, Opera.

-moz- prefix is for Firefox.

Demo Code

ResultView the demo in separate window 

<!DOCTYPE html>
<html lang="en">
 <head>
  <title>Example of CSS3 border-top-left-radius Property Animation</title>
  <style type="text/css">
.animated {<!--from   w w w .j  a va2  s .  c om-->
    width: 300px;
  padding: 40px 0;
    font: bold 50px sans-serif;
  text-align: center;
    background: #EEEEEE;
    border: 2px solid red;
    -webkit-animation: test 4s infinite; 
    animation: test 4s infinite;
}

@-webkit-keyframes test {
    50% {border-top-left-radius: 80px;}
}

@keyframes test {
    50% {border-top-left-radius: 80px;}
}
</style>
 </head>
 <body>

  <p> </p>
  <div class="animated">
   Box
  </div>
 </body>
</html>

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