Source code
Revision control
Copy as Markdown
Other Tools
<!DOCTYPE html>
<meta charset="utf-8">
<title>CSS Transitions Test: transition-property - outline-width</title>
<link rel="author" title="Shiyou Tan" href="mailto:shiyoux.tan@intel.com">
<meta name="assert" content="Test checks that the 'outline-width' property is animatable.">
<style>
  #test {
    height: 100px;
    margin-left: 20px;
    outline-style: solid;
    outline-width: 2px;
    transition-duration: 2s;
    transition-property: outline-width;
    transition-timing-function: linear;
    width: 100px;
  }
</style>
<body>
  <p>Click the blank square with black border below. Test passes if the width of border increases gradually not immediately until it stops.</p>
  <div id="test"></div>
  <script>
    (function() {
      var test = document.querySelector("#test");
      test.addEventListener("click", function(evt) {
        test.setAttribute("style", "outline-width: 10px;");
      }, false);
    })();
  </script>
</body>