在线运行代码 - 菜鸟教程

<!DOCTYPE html>
<html>
<head>
	<meta charset="utf-8"> 
	<title>Bootstrap 实例 - 面板标题</title>
	<link rel="stylesheet" href="https://cdn.staticfile.org/twitter-bootstrap/3.3.7/css/bootstrap.min.css">
	<script src="https://cdn.staticfile.org/jquery/2.1.1/jquery.min.js"></script>
	<script src="https://cdn.staticfile.org/twitter-bootstrap/3.3.7/js/bootstrap.min.js"></script>
</head>
<body>

<div class="panel panel-default">
	<div class="panel-heading">
		不带 title 的面板标题
	</div>
	<div class="panel-body">
		面板内容
	</div>
</div>

<div class="panel panel-default">
	<div class="panel-heading">
		<h3 class="panel-title">
			带有 title 的面板标题
		</h3>
	</div>
	<div class="panel-body">
		面板内容
	</div>
</div>

</body>
</html>
源代码

动行结果
