diff --git a/G-Earth/src/main/java/gearth/ui/titlebar/TitleBarController.java b/G-Earth/src/main/java/gearth/ui/titlebar/TitleBarController.java
index a89b69f..aeefe0d 100644
--- a/G-Earth/src/main/java/gearth/ui/titlebar/TitleBarController.java
+++ b/G-Earth/src/main/java/gearth/ui/titlebar/TitleBarController.java
@@ -78,8 +78,6 @@ public class TitleBarController {
         controller.stage = stage;
         controller.config = config;
         stage.initStyle(StageStyle.TRANSPARENT);
-        stage.getScene().setFill(Color.TRANSPARENT);
-        stage.getScene().getRoot().getStyleClass().add("root-node");
 
         stage.titleProperty().addListener((i) -> controller.setTitle(stage.getTitle()));
         controller.setTitle(stage.getTitle());
@@ -88,6 +86,9 @@ public class TitleBarController {
         controller.updateIcon();
 
         Platform.runLater(() -> {
+            stage.getScene().setFill(Color.TRANSPARENT);
+            stage.getScene().getRoot().getStyleClass().add("root-node");
+
             controller.themeBtn.setVisible(config.displayThemePicker());
             if (!config.displayMinimizeButton()) {
                 ((GridPane) controller.minimizeBtn.getParent()).getChildren().remove(controller.minimizeBtn);
diff --git a/G-Earth/src/main/resources/gearth/ui/themes/G-Earth/styling.css b/G-Earth/src/main/resources/gearth/ui/themes/G-Earth/styling.css
index e7a6169..9c14574 100644
--- a/G-Earth/src/main/resources/gearth/ui/themes/G-Earth/styling.css
+++ b/G-Earth/src/main/resources/gearth/ui/themes/G-Earth/styling.css
@@ -9,7 +9,11 @@
 
 .themed-background {
     -fx-background-color: white;
-    -fx-background-radius: 4;
+}
+
+.root-node > *  {
+    -fx-background-color: white;
+    -fx-background-radius: 0 0 10 10;
 }
 
 .button,.menu-button,.toggle-button,.split-menu-button {
diff --git a/G-Earth/src/main/resources/gearth/ui/themes/G-Earth_Dark/styling.css b/G-Earth/src/main/resources/gearth/ui/themes/G-Earth_Dark/styling.css
index f1f19f7..de587a2 100644
--- a/G-Earth/src/main/resources/gearth/ui/themes/G-Earth_Dark/styling.css
+++ b/G-Earth/src/main/resources/gearth/ui/themes/G-Earth_Dark/styling.css
@@ -10,7 +10,11 @@
 
 .themed-background {
     -fx-background-color: #363636;
-    -fx-background-radius: 4;
+}
+
+.root-node > *  {
+    -fx-background-color: #363636;
+    -fx-background-radius: 0 0 10 10;
 }
 
 .button,.menu-button,.toggle-button,.split-menu-button {
@@ -1011,7 +1015,6 @@ VBox > .split-menu-button.last > .arrow-button {
 /* Error window */
 .dialog-pane {
     -fx-background-color: #333333;
-    -fx-background-radius: 0;
 }
 
 .dialog-pane:header .header-panel {
diff --git a/G-Earth/src/main/resources/gearth/ui/themes/Tanji/styling.css b/G-Earth/src/main/resources/gearth/ui/themes/Tanji/styling.css
index d0aa2a2..5b99078 100644
--- a/G-Earth/src/main/resources/gearth/ui/themes/Tanji/styling.css
+++ b/G-Earth/src/main/resources/gearth/ui/themes/Tanji/styling.css
@@ -7,9 +7,13 @@
     -fx-border-width: 0 1 1 1;
 }
 
-.themed-background {
+.themed-background{
     -fx-background-color: white;
-    -fx-background-radius: 4;
+}
+
+.root-node > *  {
+    -fx-background-color: white;
+    -fx-background-radius: 0 0 10 10;
 }
 
 .button,.menu-button,.toggle-button,.split-menu-button {