1模态框
首先设置一个button作为触发器 设置data-toggle="modal" data-target="#mymodal"
<div class="modal fade" id="mymodal"> fade是一种淡入淡出的效果
<div class="modal-dialog">
<div class="modal-content">
<div class="header"></div>
<div class="body"></div>
<div class="footer"></div>
实例
<button class="btn btn-primary" data-toggle="modal" data-target="#mymodal">Run!</button>
<div class="modal fade" id="mymodal"><div class="modal-dialog">
<div class="modal-content">
<div class="header"></div>
<div class="body"></div>
<div class="footer"></div>
</div>
</div>
</div>