Show Output
<!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=device-width, initial-scale=1"> <title>Height Sizing of Bootstrap 3 Form Controls</title> <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css"> <script src="https://ajax.googleapis.com/ajax/libs/jquery/1.12.4/jquery.min.js"></script> <script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js"></script> <style type="text/css"> .bs-example{ margin: 20px; } </style> </head> <body> <div class="bs-example"> <form> <div class="row"> <div class="col-xs-6"> <input type="text" class="form-control input-lg" placeholder="Large input"> </div> <div class="col-xs-6"> <select class="form-control input-lg"> <option>Large select</option> </select> </div> </div> <br> <div class="row"> <div class="col-xs-6"> <input type="text" class="form-control" placeholder="Default input"> </div> <div class="col-xs-6"> <select class="form-control"> <option>Default select</option> </select> </div> </div> <br> <div class="row"> <div class="col-xs-6"> <input type="text" class="form-control input-sm" placeholder="Small input"> </div> <div class="col-xs-6"> <select class="form-control input-sm"> <option>Small select</option> </select> </div> </div> </form> </div> </body> </html>