Fatal error: Uncaught TypeError: Unsupported operand types: string - int in /home/admindosen/public_html/wp-content/themes/faculty/functions.php:291 Stack trace: #0 /home/admindosen/public_html/wp-includes/class-wp-hook.php(310): fac_custom_css('') #1 /home/admindosen/public_html/wp-includes/class-wp-hook.php(334): WP_Hook->apply_filters(NULL, Array) #2 /home/admindosen/public_html/wp-includes/plugin.php(517): WP_Hook->do_action(Array) #3 /home/admindosen/public_html/wp-includes/general-template.php(3053): do_action('wp_head') #4 /home/admindosen/public_html/wp-content/themes/faculty/header.php(28): wp_head() #5 /home/admindosen/public_html/wp-includes/template.php(785): require_once('/home/admindose...') #6 /home/admindosen/public_html/wp-includes/template.php(720): load_template('/home/admindose...', true, Array) #7 /home/admindosen/public_html/wp-includes/general-template.php(48): locate_template(Array, true, true, Array) #8 /home/admindosen/public_html/wp-content/themes/faculty/index.php(20): get_header() #9 /home/admindosen/public_html/wp-includes/template-loader.php(106): include('/home/admindose...') #10 /home/admindosen/public_html/wp-blog-header.php(19): require_once('/home/admindose...') #11 /home/admindosen/public_html/index.php(17): require('/home/admindose...') #12 {main} thrown in /home/admindosen/public_html/wp-content/themes/faculty/functions.php on line 291