Fatal error: Uncaught Error: Class 'Sabberworm\CSS\RuleSet\RuleSet' not found in /srv/disk3/4464330/www/back.ticket-el.com/vendor/sabberworm/php-css-parser/src/RuleSet/DeclarationBlock.php:26 Stack trace: #0 {main} thrown in /srv/disk3/4464330/www/back.ticket-el.com/vendor/sabberworm/php-css-parser/src/RuleSet/DeclarationBlock.php on line 26