/* current menu selection */
div.menu-contents#introduction div.introduction,
div.menu-contents#origami_diagrams div.origami_diagrams,
div.menu-contents#origami_gallery_1 div.origami_gallery_1,
div.menu-contents#origami_gallery_2 div.origami_gallery_2,
div.menu-contents#origami_picture div.origami_gallery,
div.menu-contents#painting_gallery div.painting_gallery,
div.menu-contents#painting div.painting_gallery,
div.menu-contents#pictures div.pictures,
div.menu-contents#picture_gallery div.pictures,
div.menu-contents#picture div.pictures,
div.menu-contents#software div.software,
div.menu-contents#contact div.contact
{
    background-color: inherit;
    color: #ee4000;
}