代码示例:(标识:css_list-style-image)
<!DOCTYPE html>
<html>
<head>
<style>
ul {
  list-style-image: url('/static/demo/images/sqpurple.gif');
}
</style>
</head>
<body>

<h1>CSS 列表</h1>
<p>list-style-image 属性规定图像作为列表项标记:</p>

<ul>
  <li>Coffee</li>
  <li>Tea</li>
  <li>Coca Cola</li>
</ul>

</body>
</html>
运行结果: