improve christmas color

packages/app/src/styles/theme/christmas.scss

@@ -17,6 +17,7 @@ $themecolor: #b3000c;
 $themelight: white;
 $subthemecolor: #30882c;
 $bgcolor-global: $themelight;
+
 $linktext: $subthemecolor;
 $linktext-hover: lighten($subthemecolor, 15%);
 $sidebar-text: white;
@@ -62,8 +63,8 @@ html[dark] {
   // $color-list: $color-global;
   $bgcolor-list: transparent;
   // $color-list-hover: $color-reversal;
-  $color-list-active: white;
-  $bgcolor-list-active: $themecolor;
+  $color-list-active: $themelight;
+  // $bgcolor-list-active:;
 
   // Navbar
   $bgcolor-navbar: $themecolor;
@@ -181,4 +182,22 @@ html[dark] {
       @include btn-page-editor-mode-manager(darken($subthemecolor, 15%), lighten($subthemecolor, 35%), lighten($subthemecolor, 45%));
     }
   }
+
+  /*
+ * GROWI Sidebar
+ */
+  .grw-sidebar {
+    // Pagetree
+    .grw-pagetree {
+      @include override-list-group-item-for-pagetree(
+        $color-list,
+        $bgcolor-sidebar-list-group,
+        $color-list-hover,
+        $bgcolor-list-hover,
+        $color-list-active,
+        $bgcolor-list-active,
+        $gray-400
+      );
+    }
+  }
 }