Ejemplo
Vista Previa
<!DOCTYPE html> <html> <head> <title>Prueba de Bootstrap</title> <link href="css/bootstrap.min.css" rel="stylesheet"> <meta name="viewport" content="width=device-width, initial-scale=1"> </head> <body> <div class="container"> <div class="btn-group"> <button type="button" class="btn btn-default">1</button> <button type="button" class="btn btn-default">2</button> <button type="button" class="btn btn-default">3</button> </div> <hr> <div class="btn-toolbar" role="toolbar"> <div class="btn-group"> <button type="button" class="btn btn-default">uno</button> <button type="button" class="btn btn-default">dos</button> <button type="button" class="btn btn-default">tres</button> <button type="button" class="btn btn-default">cuatro</button> </div> <div class="btn-group"> <button type="button" class="btn btn-default">one</button> <button type="button" class="btn btn-default">two</button> <button type="button" class="btn btn-default">three</button> <button type="button" class="btn btn-default">four</button> </div> </div> </div> </body> </html>
No tiene disponible el navegador la capacidad de iframe