JSFiddle - React, Tailwind, and code Playground

HTML

<script src="https://code.jquery.com/jquery-1.12.4.min.js"></script>
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css">
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js"></script>
<div class="well wrapper" >

<div class="card">
dsadad<br/>
<div class="btn-group">
  <button type="button" class="btn btn-default dropdown-toggle" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">
    Action <span class="caret"></span>
  </button>
  <ul class="dropdown-menu">
    <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>
<div class="card">
dsadad
</div>
<div class="card">
dsadad
</div>
<div class="card">
dsadad
</div>
</div>

CSS

.wrapper {
  width: 500px;
  white-space: nowrap;
  height: 100px;
  overflow-y: visible;
  overflow-x: scroll;
}

.wrapper>div {
  display: inline-block;
  border: 1px solid black;
  width: 150px;
}