{use class='yii\widgets\ActiveForm' type='block'} {ActiveForm assign='form' id='login-form' action='/form-handler' options=['class' => 'form-horizontal']} {$form->field($model, 'firstName')} <div class="form-group"> <div class="col-lg-offset-1 col-lg-11"> <input type="submit" value="Login" class="btn btn-primary" /> </div> </div> {/ActiveForm}