<!DOCTYPE html>
<html>
<style>
.fade {
-webkit-animation: fader linear 100000s infinite 10ms
}
.border {
border: 5px solid transparent;
border-radius: 200px;
}
@-webkit-keyframes fader {
0% { opacity: 1.0 }
50% { opacity: 0.0 }
}
</style>
<!-- The blue sector of the image should be at 12 o'clock. The image should be contained
within its CSS border radius circle: it should not look square. -->
<img onload="fade(this)" width="400px" src="resources/red-at-12-oclock-with-color-profile.jpg">
<script>
function fade(element) {
element.addEventListener('webkitAnimationStart', start, false);
element.classList.toggle('fade');
}
function start(event) {
event.target.classList.toggle('border');
if (window.testRunner)
setTimeout(function() { testRunner.notifyDone() }, 0);
}
if (window.testRunner)
testRunner.waitUntilDone();
</script>
</html>