Index: sources/gui/qml/components/ArrowButton.qml
===================================================================
diff -u -rd9ddce7c3ea52448a89932b02500226b521b835b -rd70b0372a4457f36abedd3034f237d6e0cafa111
--- sources/gui/qml/components/ArrowButton.qml	(.../ArrowButton.qml)	(revision d9ddce7c3ea52448a89932b02500226b521b835b)
+++ sources/gui/qml/components/ArrowButton.qml	(.../ArrowButton.qml)	(revision d70b0372a4457f36abedd3034f237d6e0cafa111)
@@ -1,6 +1,5 @@
 // Qt
 import QtQuick 2.12
-import QtGraphicalEffects 1.12
 
 import "qrc:/globals"
 import "qrc:/components"
@@ -27,9 +26,6 @@
     height          : iconSize + 20
     width           : height
     radius          : height
-    disabledColor   : Colors.buttonDisableColor
-    borderColor     : Colors.transparent
-    borderDisabledColor: Colors.transparent
 
     Image { id  : _iconImage
         anchors.centerIn: parent
@@ -41,15 +37,4 @@
         fillMode        : Image.PreserveAspectFit
         source          : iconImage
     }
-
-    layer.enabled: true
-    layer.effect: DropShadow { id: _dropShadow
-        horizontalOffset: 3
-        verticalOffset  : 3
-        radius          : 3.0
-        samples         : 7
-        color           : "#50000000"
-        source          : _root
-        anchors.fill    : _root
-    }
 }