<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Bootstrap 图片</title>
<link rel="stylesheet" href="http://cdn.static.runoob.com/libs/bootstrap/3.3.7/css/bootstrap.min.css">
</head>
<body>
<div class="container">
<div>
<img src="20170122161717.png" alt="20170122161717.png" class="img-rounded">
</div>
<div>
<img src="20170122161717.png" alt="20170122161717.png" class="img-circle">
</div>
<div>
<img src="20170122161717.png" alt="20170122161717.png" class="img-thumbnail">
</div>
<div>
<img src="20170122161717.png" alt="20170122161717.png" class="img-responsive">
</div>
</div>
<script src="http://cdn.static.runoob.com/libs/jquery/2.1.1/jquery.min.js"></script>
<script src="http://cdn.static.runoob.com/libs/bootstrap/3.3.7/js/bootstrap.min.js"></script>
</body>
</html>
原文：http://suyanzhu.blog.51cto.com/8050189/1895740