<?php if ( function_exists( 'wp_nav_menu' ) ) { // Added in 3.0 ?> <?php wp_nav_menu( array( 'theme_location' => 'primary', 'container' => false, 'menu_id' => 'dropmenu', 'fallback_cb' => 'revert_wp_menu_page', 'menu_class' => 'nav nav-justified' )); ?> <?php } else { ?>

Does not add nav nav-justified

    1 answer 1

    Most likely, because you have 'container' => false set just above

    container (string) - than wrap the ul tag. Valid: div or nav. If you do not need to wrap anything, then we write false (container => false). (c) wp-kama.ru