让人生与事业结伴，让生命与使命同行。你要按你所想的去生活，否则，你迟早会按你所生活的去想。
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 rel="nofollow noopener noreferrer" 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 rel="nofollow noopener noreferrer" 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 rel="nofollow noopener noreferrer" 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 rel="nofollow noopener noreferrer" 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 rel="nofollow noopener noreferrer" 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 rel="nofollow noopener noreferrer" 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 rel="nofollow noopener noreferrer" 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 rel="nofollow noopener noreferrer" 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网站的支持！
本文Bootstrap笔记之缩略图、警告框实例详解到此结束。人走到喧华的群众中去，是为了淹没他自我沉默的呼号。小编再次感谢大家对我们的支持！
