Cacher is the code snippet organizer for pro developers

// Close element on outside click.
    $(document).click(function(e) {
      if (($('.region-header').hasClass('search-open')) && ($(e.target).closest('.region-header').length === 0)) {
        $('.region-header').removeClass('search-open');
        $('.region-header').addClass('search-closed');
      }
    });