输入：
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
</head>
<body>
<!--<div style="background-color: red;display: inline;">asdf</div>-->
<!--<span style="background-color: red;display: block;">asdf</span>-->
<span style="display:inline-block;background-color: red;height: 50px;width: 70px;">hcl</span>
<a style="background-color: red;">jane</a>
</body>
</html>输出：
