Current File : /var/www/kurt6690.2978.w2868/site96340/wp-includes/blocks/columns/editor.css

.wp-block-columns :where(.wp-block){
  margin-left:0;
  margin-right:0;
  max-width:none;
}

html :where(.wp-block-column){
  margin-bottom:0;
  margin-top:0;
}