<!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>