Set HStackView transitions that make sense

src/gui/Base/HStackView.qml

@@ -4,4 +4,35 @@ import QtQuick 2.12
 import QtQuick.Controls 2.12
 
 StackView {
+    pushEnter: Transition {
+        HNumberAnimation {
+            property: "scale"
+            from: 0
+            to: 1
+        }
+    }
+
+    pushExit: Transition {
+        HNumberAnimation {
+            property: "opacity"
+            from: 1
+            to: 0
+        }
+    }
+
+    popEnter: Transition {
+        HNumberAnimation {
+            property: "opacity"
+            from: 0
+            to: 1
+        }
+    }
+
+    popExit: Transition {
+        HNumberAnimation {
+            property: "scale"
+            from: 1
+            to: 0
+        }
+    }
 }