Index: sources/gui/qml/components/ModalDialog.qml
===================================================================
diff -u -r0ced87f43c28bcc9f3402e19284030ad1405e9e8 -rba46d1fe96d433252d49cc8b3d6f9891eee84448
--- sources/gui/qml/components/ModalDialog.qml	(.../ModalDialog.qml)	(revision 0ced87f43c28bcc9f3402e19284030ad1405e9e8)
+++ sources/gui/qml/components/ModalDialog.qml	(.../ModalDialog.qml)	(revision ba46d1fe96d433252d49cc8b3d6f9891eee84448)
@@ -53,12 +53,30 @@
     modal: true
 
     closePolicy: Dialog.NoAutoClose
-    Overlay.modal : Rectangle { id : _borderRect
+    Overlay.modal : Item { id : _borderRect
         anchors.fill        : parent
-        anchors.bottomMargin: _alarmBar.visible ? Variables.notificationHeight : 0
-        color               : "#99000000"
 
-        Behavior on opacity { NumberAnimation { duration: 300} }
+        ShaderEffectSource { id: _blurSource
+            anchors.fill: parent
+            sourceItem  : _mainItem
+            visible     : _root.visible
+            live        : true
+            recursive   : true
+        }
+
+        GaussianBlur {
+            anchors.fill: parent
+            source      : _blurSource
+            radius      : _root.visible ? 12 : 0
+            samples     : 16
+            visible     : _root.visible
+        }
+
+        Rectangle { id : _dim
+            anchors.fill: parent
+            color       : "#80000000"
+            visible     : _root.visible
+        }
     }
 
     background: Rectangle { id: _backgroundRect