<!DOCTYPE html>
<html>
<link rel="author" title="Mozilla" href="https://mozilla.org">
<link rel="help" href="https://drafts.csswg.org/css-grid/#typedef-auto-repeat">
<head>
<style>
.grid-container {
height: 30px;
width: 300px;
border-bottom: 2px solid #cfbfcf;
}
.grid-container > * { float: left; height: 30px; }
.grid-container > :nth-child(2n) { background: sienna; }
.grid-container > :nth-child(2n + 1) { background: orange; }
</style>
</head>
<body>
<p>The test passes if it has the same visual effect as reference.</p>
<div class="grid-container">
<div style="width: 10px;"></div>
<div style="width: 20px;"></div>
<div style="width: 30px;"></div>
<div style="width: 40px;"></div>
<div style="width: 30px;"></div>
<div style="width: 40px;"></div>
</div>
<div class="grid-container">
<div style="width: 10px;"></div>
<div style="width: 20px;"></div>
<div style="width: 30px;"></div>
<div style="width: 40px;"></div>
<div style="width: 30px;"></div>
<div style="width: 50px; margin-left: 40px;"></div>
</div>
<div class="grid-container">
<div style="width: 20px; margin-left: 10px"></div>
<div style="width: 30px;"></div>
<div style="width: 30px; margin-left: 40px;"></div>
<div style="width: 40px;"></div>
<div style="width: 50px;"></div>
<div style="width: 60px;"></div>
</div>
</body>
</html>