Fatal error: Uncaught Error: Class 'Sabberworm\CSS\Value\CSSFunction' not found in /home/aefn/public_html/moodle/lib/php-css-parser/Value/CalcFunction.php:8 Stack trace: #0 {main} thrown in /home/aefn/public_html/moodle/lib/php-css-parser/Value/CalcFunction.php on line 8