在Bootstrap well容器中加按钮
<div class="container-fluid">
<h3 class="text-primary text-center">jQuery Playground</h3>
<div class="row">
<div class="col-xs-6">
<div class="well">
<button></button>
<button></button>
<button></button>
</div>
</div>
<div class="col-xs-6">
<div class="well">
<button></button>
<button></button>
<button></button>
</div>
</div>
</div>
</div>