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.webp" 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.webp" 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.webp" 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.webp" 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.webp" 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网站的支持！
