@-moz-document domain(jbpress.ismedia.jp) {

#wrapper, #main-column {margin: auto !important; }

#sub-column, #service-menu, #header, #sitenavi-menu, #article-end, #article-end-underline, #footer {display: none !important; }

body, #wrapper {background: gray !important; }

#main-column {float: none !important; }

}