I'm using the plugin 'Ninja From' and I'm trying to stop it from loading a CSS file in the header.
The CSS file:
<link rel='stylesheet' id='nf-display-css' href='http://example.com/wp-content/plugins/ninja-forms/assets/css/display-structure.css?ver=4.7.1' type='text/css' media='all' />
My code:
function remove_css_ninja_form(){
wp_dequeue_style('nf-display-css');
wp_deregister_style('nf-display-css');
}
add_action( 'wp_enqueue_scripts', 'remove_css_ninja_form', 99999 );
add_action( 'wp_print_styles', 'remove_css_ninja_form', 99999 );
add_action( 'wp_head', 'remove_css_ninja_form', 9999 );
It is not working.