<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="//code.jquery.com/jquery-1.11.1.min.js"></script>
<div class="container">
<div class="row">
<form class="form-horizontal">
<fieldset>
<legend>Form Name</legend>
<div class="form-group">
<div class="input-group input-number text-center">
<div class="input-group-addon">Deposit</div>
<input type="text" value="10000" data-type="number" data-max="10000" data-min="20" data-step="5" class="form-control" id="InputAmount" placeholder="Amount">
<div class="input-group-btn-vertical">
<button class="btn btn-default" type="button">
<i class="fa fa-caret-up"></i>
</button>
<button class="btn btn-default" type="button">
<i class="fa fa-caret-down"></i>
</button>
</div>
</div>
</div>
<div class="form-group center-block">
<div class="text-center">
<button id="singlebutton" name="singlebutton" class="btn btn-primary">Button</button>
</div>
</div>
</fieldset>
</form>