html - Style form elements in laravel stapler -

in code made form element (i using laravel stapler package) :

{{ form::file('images', array('class' =>"btnupload")) }} 

this image of how shown in browser , in developer tools :

i have given class styling give given surroundings not button bestand kiezen itself.

css code :

.btnupload {     padding : 100px;     height : 100px;     width 20%; }  .btnupload > button {     width : 200px;     height : 200px; } 

i fixed declaring form elements :

                {{form::textarea('alt_description', null, array(                     'id'      => 'picturedescriptioninput',                     'class'   => 'form-control',                     'rows'    => 10,                     'name'    => 'alt_description',                     'placeholder' => 'description',                     'type'    => 'text'                  ));                 }}