.expand-control-icon.expanded, .ui-tree li.opened>.click-zone, #children-section.children-showing a.children-show-hide.icon, .icon-section-opened {
background-image: url('https://www2.unece.org/wiki/download/attachments/15763849/tree-minus.gif?api=v2') !important;
}
.expand-control-icon, .ui-tree li.closed>.click-zone, #children-section.children-hidden a.children-show-hide.icon, .icon-section-closed {
background-image: url('https://www2.unece.org/wiki/download/attachments/15763849/tree-plus.gif?api=v2') !important;
}
.page-metadata UL LI {
display: none;
}