Note: After saving, you have to bypass your browser's cache to see the changes. Google Chrome, Firefox, Microsoft Edge and Safari: Hold down the ⇧ Shift key and click the Reload toolbar button. For details and instructions about other browsers, see Wikipedia:Bypass your cache.
 #edittools_cyrillic {display:none;}

 /*******************************
  * My own experiments with css
  *******************************/
 
 table.contentBackground {
   background: #F8FCFF;
 }

 // Hide closed AfD discussions
 .vfd { display:none; }