<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> <!------ Include the above in your HEAD tag ----------> <div class="container"> <div class="row"> <h2>Testing de Componentes Bootstrap</h2> </div> <div class="row"> <div class="col-lg-6"> <div class="input-group"> <span class="input-group-addon"> <input type="checkbox" aria-label="..."> </span> <input type="text" class="form-control" aria-label="..."> </div><!-- /input-group --> </div><!-- /.col-lg-6 --> <div class="col-lg-6"> <div class="input-group"> <span class="input-group-addon"> <input type="radio" aria-label="..."> </span> <input type="text" class="form-control" aria-label="..."> </div><!-- /input-group --> </div><!-- /.col-lg-6 --> </div><!-- /.row --> </div>