Merge branch 'MDL-63487-master' of https://github.com/lucaboesch/moodle

Author: David Monllao

badges/renderer.php

@@ -113,13 +113,13 @@ public function recipients_selection_form(user_selector_base $existinguc, user_s
                     'type' => 'submit',
                     'name' => 'award',
                     'value' => $this->output->larrow() . ' ' . get_string('award', 'badges'),
-                    'class' => 'actionbutton')
+                    'class' => 'actionbutton btn btn-secondary')
                 );
         $actioncell->text .= html_writer::empty_tag('input', array(
                     'type' => 'submit',
                     'name' => 'revoke',
                     'value' => get_string('revoke', 'badges') . ' ' . $this->output->rarrow(),
-                    'class' => 'actionbutton')
+                    'class' => 'actionbutton btn btn-secondary')
                 );
         $actioncell->text .= html_writer::end_tag('div', array());
         $actioncell->attributes['class'] = 'actions';