.mobile_nav.closed #mobile_menu,.mobile_nav.opened #mobile_menu{-moz-background-size:cover;-o-background-size:cover;-webkit-background-size:cover;background:url(“https://azservicenrw.de/wp-content/uploads/2024/02/az-service-reinigung-start-bild-02.jpg”);background-position:center;background-repeat:no-repeat;background-size:cover}