.adm-menu-kodama_menu_icon_leaf {
    background: url(../icon/leaf-nature-forest.ico) no-repeat center center !important;
    background-size: 16px 16px !important;
    display: inline-block !important;
}

.adm-nav-kodama_page_icon_pencil {
    background: url(../icon/pencil.ico) no-repeat center center !important;
    background-size: 16px 16px !important;
    display: inline-block !important;
}