<link href="//maxcdn.bootstrapcdn.com/bootstrap/3.3.0/css/bootstrap.min.css" rel="stylesheet" id="bootstrap-css">
<script src="//maxcdn.bootstrapcdn.com/bootstrap/3.3.0/js/bootstrap.min.js"></script>
<script src="//cdnjs.cloudflare.com/ajax/libs/jquery/3.2.1/jquery.min.js"></script>
<div class="container">
<div class="row">
<h3 class="text-primary text-center">Split button block dropdowns button Group</h3>
</div>
<div class="row">
<div class="dropdown btn-group btn-group-block col-xs-12 col-md-4" role="group">
<button type="button" class="btn btn-danger btn-lg btn-block">One</button>
<button type="button" class="btn btn-danger btn-lg dropdown-toggle" data-toggle="dropdown" href="#" id="dropdownMenuLink1" role="button" aria-haspopup="true" aria-expanded="false">
<span class="caret"></span>
<span class="sr-only">Toggle Dropdown</span>
</button>
<ul class="dropdown-menu" aria-labelledby="dropdownMenuLink">
<li><a href="#">Action</a></li>
<li><a href="#">Another action</a></li>
<li><a href="#">Something else here</a></li>
<li role="separator" class="divider"></li>
<li><a href="#">Separated link</a></li>
</ul>
</div>
<div class="dropdown btn-group btn-group-block col-xs-12 col-md-4" role="group">
<button type="button" class="btn btn-success btn-lg btn-block">Two</button>
<button type="button" class="btn btn-success btn-lg dropdown-toggle" data-toggle="dropdown" href="#" id="dropdownMenuLink2" role="button" aria-haspopup="true" aria-expanded="false">
<span class="caret"></span>
<span class="sr-only">Toggle Dropdown</span>
</button>
<ul class="dropdown-menu" aria-labelledby="dropdownMenuLink2">
<li><a href="#">Action</a></li>
<li><a href="#">Another action</a></li>
<li><a href="#">Something else here</a></li>
<li role="separator" class="divider"></li>
<li><a href="#">Separated link</a></li>
