diff --git a/src/main/resources/fxml/preferences-dialog.fxml b/src/main/resources/fxml/preferences-dialog.fxml
index 4639f4e..b410e2a 100644
--- a/src/main/resources/fxml/preferences-dialog.fxml
+++ b/src/main/resources/fxml/preferences-dialog.fxml
@@ -6,7 +6,8 @@
 <?import javafx.geometry.Insets?>
 <?import javafx.scene.control.*?>
 <?import javafx.scene.layout.*?>
-<DialogPane styleClass="preferences-dialog" xmlns="http://javafx.com/javafx/23" xmlns:fx="http://javafx.com/fxml/1">
+<DialogPane styleClass="preferences-dialog" xmlns="http://javafx.com/javafx/23" xmlns:fx="http://javafx.com/fxml/1"
+            stylesheets="/css/main.css">
     <fx:define>
         <FXCollections fx:factory="observableArrayList" fx:id="phoneticAlphabets">
             <Pronunciation fx:value="PINYIN_WITH_TONE_MARKS"/>