D3: d3.select, style: Select DOM Element and Change Style Background Color
<!DOCTYPE html>
<html lang="en">
<head>
<title>d3.select | style</title>
<meta name="description"
content="Use d3.select to set background color of list item line to
darkkhaki">
</head>
<body>
<script src="http://d3js.org/d3.v3.min.js" charset="utf-8"></script>
<ul>
<li>first</li>
<li>second</li>
<li>third</li>
<li>fourth</li>
</ul>
<script>
d3.select('li').style('background-color', 'darkkhaki')
</script>
</body>
</html>