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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<link rel="help" href="https://www.w3.org/TR/css-animations-1/">
<title>
Reference for background color animation with a change during start delay
</title>
</head>
<script src="common/reftest-wait.js"></script>
<script src="web-animations/testcommon.js"></script>
<style>
.block {
height: 100px;
width: 100px;
display: inline-block;
}
#target1 {
background-color: lime;
}
#target2 {
background-color: green;
}
#target3 {
background-color: blue;
}
</style>
<body>
<div id="target1" class="block"></div>
<div id="target2" class="block"></div>
<div id="target3" class="block"></div>
</body>
</html>