diff -r 34716fd837a4 -r be944660c56a wp/wp-includes/blocks/text-columns/editor.min.css
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/wp/wp-includes/blocks/text-columns/editor.min.css	Wed Sep 21 18:19:35 2022 +0200
@@ -0,0 +1,1 @@
+.wp-block-text-columns .block-editor-rich-text__editable:focus{outline:1px solid #ddd}
\ No newline at end of file