🇨🇦Canada Vako
I had forgotten the curly brace } at the end of the code.
also I moved the code in the \themes\custom\baseplus\css\theme\local-theme.css
Now all working for me.
💬 | Drupal core | After upgrade to 7.73, Warning: "continue" targeting switch is equivalent to "break"
🇨🇦Canada Vako
#16 worked for me. Just downgraded from PHP 7.4 to 7.3 and all error messages disappeared. Also I have the latest 7.100 version installed.