On scroll and max width js

    $(document).scroll(function(){

      if (window.matchMedia("(max-width: 767px)").matches){
        $(".glossary-posting-right-wrapper").css({"margin-left": "","position":"","width":""});

      }
      else{
        if($(window).scrollTop()<=553){
          $(".glossary-posting-right-wrapper").css({"margin-top":$(window).scrollTop()});
        } 
      }
    });