1. 基础缩略图
给a标签添加类class="thumbnail"如下：
<div class="row">
<div class="col-md-3 col-sm-6">
<a href="#" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" class="thumbnail"><img src="img/01.png" alt="图片"></a>
</div>
<div class="col-md-3 col-sm-6">
<a href="#" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" class="thumbnail"><img src="img/01.png" alt="图片"></a>
</div>
<div class="col-md-3 col-sm-6">
<a href="#" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" class="thumbnail"><img src="img/01.png" alt="图片"></a>
</div>
<div class="col-md-3 col-sm-6">
<a href="#" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" class="thumbnail"><img src="img/01.png" alt="图片"></a>
</div>
</div>2.缩略图添加内容
<div class="row">
<div class="col-md-4 col-sm-6">
<div class="thumbnail">
<a href="#" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" ><img src="img/01.png" alt="图片"></a>
<div class="caption">
<h3>我是图片标题</h3>
<p>我是对图片的描述我是对图片的描述我是对图片的描述</p>
<p><a href="#" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" class="btn btn-primary">按钮</a><a href="#" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" class="btn btn-danger">按钮</a></p>
</div>
</div>
</div>
</div>3.警告框
点击右上角叉号就关闭警示框。可以更改背景色alert-warning、alert-info、alert-success、alert-danger
可关闭的警示框添加类;alert-dismissible和按钮button.
也可以在警告框中添加a链接：
<p>这里是提示信息<a href="#" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" rel="external nofollow" class="alert-link">百度</a></p>
<div class="alert alert-warning alert-dismissible">
<button type="button" class="close" data-dismiss="alert">×</button>
<p>这里是提示信息</p>
</div>以上所述是小编给大家介绍的 Bootstrap笔记之缩略图、警告框实例详解，希望对大家有所帮助，如果大家有任何疑问请给我留言，小编会及时回复大家的。在此也非常感谢大家对脚本之家网站的支持！