@namespace url(http://www.w3.org/1999/xhtml);

@-moz-document domain("yerdenizden.blogspot.com") {

  #navbar,
  #header-wrapper,
  #footer-wrapper,
  #sidebar-wrapper
  {
    display: none !important;
  }
  
  #content-wrapper, #outer-wrapper, #wrap2, #main-wrapper{
    width:600px!important ;
    margin-left:2px!important ;
    font-size:100%!important  ;
  }
}