diff --git a/HMCL/src/main/resources/assets/fxml/decorator.fxml b/HMCL/src/main/resources/assets/fxml/decorator.fxml
deleted file mode 100644
index 4c2d9a52b..000000000
--- a/HMCL/src/main/resources/assets/fxml/decorator.fxml
+++ /dev/null
@@ -1,118 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-
-<?import com.jfoenix.controls.*?>
-<?import javafx.geometry.Insets?>
-<?import javafx.scene.control.Label?>
-<?import javafx.scene.layout.*?>
-<?import javafx.scene.shape.Rectangle?>
-<?import org.jackhuang.hmcl.ui.construct.AdvancedListBox?>
-<?import org.jackhuang.hmcl.ui.FXUtils?>
-<?import java.lang.String?>
-<?import javafx.scene.image.ImageView?>
-<?import javafx.scene.image.Image?>
-<fx:root xmlns="http://javafx.com/javafx"
-         type="StackPane"
-         xmlns:fx="http://javafx.com/fxml">
-    <styleClass>
-        <String fx:value="jfx-decorator"/>
-        <String fx:value="resize-border"/>
-    </styleClass>
-    <BorderPane
-            maxHeight="519"
-            maxWidth="800">
-        <center>
-            <StackPane fx:id="drawerWrapper" styleClass="jfx-decorator-drawer" FXUtils.overflowHidden="true">
-                <BorderPane fx:id="drawer">
-                    <left>
-                        <StackPane minWidth="200" maxWidth="200" styleClass="jfx-decorator-content-container">
-                            <BorderPane fx:id="leftRootPane">
-                                <center>
-                                    <StackPane styleClass="gray-background">
-                                        <AdvancedListBox fx:id="leftPane"/>
-                                    </StackPane>
-                                </center>
-                                <right>
-                                    <Rectangle height="${leftRootPane.height}" width="1" fill="gray"/>
-                                </right>
-                            </BorderPane>
-                        </StackPane>
-                    </left>
-                    <center>
-                        <StackPane fx:id="contentPlaceHolderRoot" styleClass="jfx-decorator-content-container" FXUtils.overflowHidden="true"
-                                   VBox.vgrow="ALWAYS">
-                            <StackPane fx:id="contentPlaceHolder" styleClass="jfx-decorator-content-container">
-                                <!-- Node -->
-                            </StackPane>
-                        </StackPane>
-                    </center>
-                </BorderPane>
-                <ImageView fx:id="welcomeView">
-                    <Image url="/assets/img/welcome.png" />
-                </ImageView>
-            </StackPane>
-        </center>
-        <top>
-            <BorderPane fx:id="titleContainer" minHeight="40" styleClass="jfx-tool-bar"
-                        pickOnBounds="false"
-                        onMouseReleased="#onMouseReleased"
-                        onMouseDragged="#onMouseDragged"
-                        onMouseMoved="#onMouseMoved">
-                <left>
-                    <BorderPane minWidth="200" maxWidth="200" fx:id="titleWrapper">
-                        <center>
-                            <Label fx:id="lblTitle" BorderPane.alignment="CENTER" mouseTransparent="true"
-                                   style="-fx-background-color: transparent; -fx-text-fill: -fx-base-text-fill; -fx-font-size: 15px;">
-                                <BorderPane.margin>
-                                    <Insets left="3" />
-                                </BorderPane.margin>
-                            </Label>
-                        </center>
-                        <right>
-                            <Rectangle height="${navBar.height}" width="1" fill="gray"/>
-                        </right>
-                    </BorderPane>
-                </left>
-                <center>
-                    <BorderPane fx:id="navBar">
-                        <left>
-                            <HBox fx:id="navLeft" alignment="CENTER_LEFT" style="-fx-padding: 0 5 0 5;">
-                                <JFXButton fx:id="backNavButton" onMouseClicked="#onBack"
-                                           styleClass="jfx-decorator-button" ripplerFill="white" />
-                                <JFXButton fx:id="closeNavButton" onMouseClicked="#onCloseNav"
-                                           styleClass="jfx-decorator-button" ripplerFill="white" />
-                            </HBox>
-                        </left>
-                        <center>
-                            <VBox alignment="CENTER_LEFT"> <!-- don't know why label always be centered when using HBox -->
-                                <Label fx:id="titleLabel" style="-fx-text-fill: -fx-base-text-fill; -fx-font-size: 15;"/>
-                            </VBox>
-                        </center>
-                        <right>
-                            <HBox fx:id="navRight" alignment="CENTER_LEFT">
-                                <JFXButton fx:id="refreshNavButton" onMouseClicked="#onRefresh"
-                                           styleClass="jfx-decorator-button" ripplerFill="white" />
-                            </HBox>
-                        </right>
-                    </BorderPane>
-                </center>
-                <right>
-                    <HBox fx:id="buttonsContainer" style="-fx-background-color: transparent;" alignment="CENTER_RIGHT">
-                        <padding>
-                            <Insets topRightBottomLeft="4.0"/>
-                        </padding>
-                        <Rectangle fx:id="separator" height="${navBar.height}" width="1" fill="gray"/>
-                        <JFXButton fx:id="btnMin" styleClass="jfx-decorator-button" ripplerFill="white"
-                                   onAction="#onMin">
-                        </JFXButton>
-                        <JFXButton fx:id="btnMax" styleClass="jfx-decorator-button" ripplerFill="white"
-                                   onAction="#onMax">
-                        </JFXButton>
-                        <JFXButton fx:id="btnClose" styleClass="jfx-decorator-button" ripplerFill="white"
-                                   onAction="#onClose">
-                        </JFXButton>
-                    </HBox>
-                </right>
-            </BorderPane>
-        </top>
-    </BorderPane>
-</fx:root>
\ No newline at end of file