#adminmenu .toplevel_page_apptheme_about .wp-menu-image { width: 28px; height: 28px; background-image: url("' . get_stylesheet_directory_uri() . '/images/icon.svg") !important; background-position: 5px 1px !important; background-size: 70px 30px; margin-right: 5px; } #adminmenu li.toplevel_page_apptheme_about.current a .wp-menu-image { background-position: -40px 1px !important; } #adminmenu .toplevel_page_apptheme_about .wp-menu-image:before { content: "" !important; } '; }