JSFiddle - React, Tailwind, and code Playground

HTML

<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.5/css/bootstrap.min.css">
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.5/js/bootstrap.min.js"></script>
<form id="form" name="form" action="" method="post">
    <div class="container">
        <div class="form-group">
            <label class="control-label" for="SelectOption">Select an Option</label>
            <div class="input-group">
                <select id="SelectOption" name="SelectOption" class="form-control">
                    <option value="">(select your option)</option>
                </select>
                <div class="input-group-btn ">
                    <button type="button" class="btn btn-default glyphicon glyphicon-plus" style="margin-top:-1px;" id="AdvertiserEditButton"></button>
                    <button type="button" class="btn btn-default dropdown-toggle glyphicon glyphicon-cog" style="margin-top:-1px;" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false" id="AdvertiserDropdown"></button>
                    <ul class="dropdown-menu">
                        <li><a id="AdvertiserEditLink">Edit</a>
                        </li>
                        <li><a id="AdvertiserDeleteLink">Delete</a>
                        </li>
                    </ul> <span class="input-group-addon"><span class="validation-icon glyphicon glyphicon-asterisk"></span></span>
                </div>
            </div>
        </div>
    </div>
</form>