diff --git a/pixelegg/css/pixelegg.css b/pixelegg/css/pixelegg.css
index d4939f9e52..e51f84c042 100644
--- a/pixelegg/css/pixelegg.css
+++ b/pixelegg/css/pixelegg.css
@@ -49,7 +49,7 @@
 @media (prefers-color-scheme: dark) {
   html[data-darkmode='2'] {
     background: #000;
-    filter: invert(1) hue-rotate(180deg);
+    filter: invert(1) hue-rotate(180deg) brightness(0.7);
   }
   html[data-darkmode='2'] #loginMainDiv {
     filter: invert(1) hue-rotate(180deg) !important;
@@ -65,7 +65,7 @@
   html[data-darkmode='1'] {
     background: #000;
     position: fixed;
-    filter: invert(1) hue-rotate(180deg);
+    filter: invert(1) hue-rotate(180deg) brightness(0.7);
   }
   html[data-darkmode='1'] img,
   html[data-darkmode='1'] #blueimp-gallery,
@@ -81,7 +81,8 @@
   html[data-darkmode='1'] body .egw_message_wrapper,
   html[data-darkmode='1'] #egw_fw_header #egw_fw_topmenu,
   html[data-darkmode='1'] .ui-dialog,
-  html[data-darkmode='1'] .box_shadow {
+  html[data-darkmode='1'] .box_shadow,
+  html[data-darkmode='1'] #egwpopup #egwpopup_list .egwpopup_message.egwpopup_expanded {
     box-shadow: 0px 0px 2px 2px #666666;
     -moz-box-shadow: 0px 0px 2px 2px #666666;
     -webkit-box-shadow: 0px 0px 2px 2px #666666;
diff --git a/pixelegg/less/darkmode.less b/pixelegg/less/darkmode.less
index 0d68dd86d3..f61f769fe9 100644
--- a/pixelegg/less/darkmode.less
+++ b/pixelegg/less/darkmode.less
@@ -13,7 +13,7 @@
 @media (prefers-color-scheme: dark) {
   html[data-darkmode='2'] {
     background: #000;
-    filter: invert(1) hue-rotate(180deg);
+    filter: invert(1) hue-rotate(180deg) brightness(0.7);
     #loginMainDiv {
       filter: invert(1) hue-rotate(180deg) !important;
     }
@@ -29,14 +29,15 @@
   {
     background: #000;
     position: fixed; // ATM Firefox doesn't like filter:invert on none fixed html
-    filter: invert(1) hue-rotate(180deg);
+    filter: invert(1) hue-rotate(180deg) brightness(0.7);
     img, #blueimp-gallery,
     #egw_fw_sidebar #egw_fw_sidemenu .egw_fw_ui_scrollarea_outerdiv .egw_fw_ui_sidemenu_entry_content .egw_fw_ui_category_active, #loginMainDiv {
       filter: invert(1) hue-rotate(180deg) !important;
     }
     #loginMainDiv div#centerBox{filter: invert(1) hue-rotate(180deg) !important;}
     div.dhtmlxMenu_egw_SubLevelArea_Polygon,.egw_tooltip,
-    body .egw_message_wrapper,#egw_fw_header #egw_fw_topmenu,.ui-dialog, .box_shadow
+    body .egw_message_wrapper,#egw_fw_header #egw_fw_topmenu,.ui-dialog, .box_shadow,
+    #egwpopup #egwpopup_list .egwpopup_message.egwpopup_expanded
     {
       box-shadow: 0px 0px 2px 2px #666666;
       -moz-box-shadow: 0px 0px 2px 2px #666666;