Filter to make maxbuttons WordPress Plugin compatible with popups plugin

functions.php

<?php
/**
* Filter to make maxbuttons WordPress Plugin (https://es.wordpress.org/plugins/maxbuttons/) 
* compatible with popups plugin https://es.wordpress.org/plugins/popups/
*/
add_filter( 'mb_shortcode_display_args', 'popups_maxbuttons');
function popups_maxbuttons( $args){
	$args['load_css'] = 'inline';
	return  $args;
}