<title>Bootstrap 实例 - 手机、平板电脑、台式电脑</title>
<link rel="stylesheet" href="/css/bootstrap/bootstrap3.3.7.min.css">
<script src="/js/bootstrap/jquery.min.js"></script>
<script src="/js/bootstrap/bootstrap3.3.7.min.js"></script>
<div class="col-sm-3 col-md-6 col-lg-8"
style="background-color: #dedef8;
box-shadow: inset 1px -1px 1px #444,
inset -1px 1px 1px #444;">
<p>Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do
eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut
enim ad minim veniam, quis nostrud exercitation ullamco laboris
nisi ut aliquip ex ea commodo consequat.