MediaWiki:Common.js

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/* Any JavaScript here will be loaded for all users on every page load. */
 $(function(){
  $('.card').on('mouseenter', function(event){
    event.preventDefault();
    $(this).toggleClass('hovered');
  });
   $('.card').on('mouseleave', function(event){
    event.preventDefault();
    $(this).toggleClass('hovered');
  });
});