chromium/third_party/blink/web_tests/external/wpt/css/css-flexbox/flexbox_order-noninteger-invalid.html

<!DOCTYPE html>
<title>flexbox | flex-flow: column-reverse wrap-reverse; order</title>
<link rel="author" href="http://opera.com" title="Opera Software">
<link rel="help" href="http://www.w3.org/TR/css-flexbox-1/#order-property">
<link rel="match" href="../reference/blank.html">
<link rel="flags" content="invalid">
<style>
div {
	width: 200px;
	height: 4em;
	display: flex;
}
span {
	background: red;
	order: 1.5;
	flex: 1 0 0%;
}
span+span {
	background: white;
	order: 0;
}
/* irrelevant */
* {margin: 0;}
h1 {
	width: 100px;
	height: 4em;
	background: white;
	position: absolute;
	top: 0;
	left: 0;
}
</style>

<div>
	<span></span>
	<span></span>
</div>

<h1></h1>