text: $(document).ready(function() {
      // uncomment this line to start all collapsible containers open
      //$(".collapsible").addClass("open");
  
      // collapsible containers start closed unless they have class 'open'
      $(".collapsible:not(.open) > :not(p:first-child)").hide();
  
      // clicking on a header will toggle the container state
      $(".collapsible > p:first-child").click(function() {
          $(this).parent().children().not("p:first-child").toggle(400);
          $(this).parent().toggleClass("open");
      })
  });
  