Override fb events calendar plugin function to reposition plugin css to override it with theme css

Override wp plugin function in functions.php

<?php

remove_action('wp_head','tiva_facebook_events_calendar_frontend_assests');

// function from tiva fb events calendar plugin - edited relative file paths, repositioning css
function tiva_fbec_js_frontend_assests1() {
	// JS Files
	wp_enqueue_script('tiva-facebook-events-calendar-script', network_site_url() . '/wp-content/plugins/tiva-facebook-events-calendar/assets/js/calendar.js', array(), '');
}	
function tiva_fbec_css_frontend_assests1() {
		// CSS Files
	wp_enqueue_style('font-awesome', network_site_url() . '/wp-content/plugins/tiva-facebook-events-calendar/assets/css/font-awesome.min.css', array(), '4.6.3');
	wp_enqueue_style('tiva-facebook-events-calendar', network_site_url() . '/wp-content/plugins/tiva-facebook-events-calendar/assets/css/calendar.css', array(), '');
	wp_enqueue_style('tiva-facebook-events-calendar-full', network_site_url() . '/wp-content/plugins/tiva-facebook-events-calendar/assets/css/calendar-full.css', array(), '');
	wp_enqueue_style('tiva-facebook-events-calendar-compact', network_site_url() . '/wp-content/plugins/tiva-facebook-events-calendar/assets/css/calendar-compact.css', array(), '');
}
add_action('wp_head','tiva_fbec_js_frontend_assests1');
add_action('wp_enqueue_scripts','tiva_fbec_css_frontend_assests1', 1);