diff --git a/ui/task/subfolder_editor.py b/ui/task/subfolder_editor.py
index b720be3..2521116 100644
--- a/ui/task/subfolder_editor.py
+++ b/ui/task/subfolder_editor.py
@@ -5,6 +5,7 @@ Node Editor Module
 -----------------
 A canvas-based node editor for creating and managing folder structures.
 """
+import os
 import tkinter as tk
 import customtkinter as ctk
 import time
@@ -1029,8 +1030,10 @@ class NodeEditor(tk.Canvas):
         
         # 居中显示
         dialog.update_idletasks()
-        x = (dialog.winfo_screenwidth() // 2) - (400 // 2)
-        y = (dialog.winfo_screenheight() // 2) - (180 // 2)
+        # 从常量中解析宽度和高度
+        width, height = map(int, DIALOG_NODE_RENAME_SIZE.split('x'))
+        x = (dialog.winfo_screenwidth() // 2) - (width // 2)
+        y = (dialog.winfo_screenheight() // 2) - (height // 2)
         dialog.geometry(f"{DIALOG_NODE_RENAME_SIZE}+{x}+{y}")
         
         # 设置深色标题栏和图标的组合函数
@@ -1051,39 +1054,31 @@ class NodeEditor(tk.Canvas):
         dialog.after(100, lambda: dialog.iconbitmap(icon_path) if os.path.exists(icon_path) else None)
         dialog.after(200, lambda: dialog.iconbitmap(icon_path) if os.path.exists(icon_path) else None)
         
-        # 主框架
-        main_frame = ctk.CTkFrame(dialog, fg_color=DIALOG_BG_COLOR)
-        main_frame.pack(fill="both", expand=True, padx=0, pady=0)
-        
-        # 内容框架
-        content_frame = ctk.CTkFrame(main_frame, fg_color="transparent")
-        content_frame.pack(fill="both", expand=True, padx=20, pady=20)
-        
         # 标签
         label = ctk.CTkLabel(
-            content_frame,
+            dialog,
             text="新名称:",
             font=("Segoe UI", 12),
             text_color=DIALOG_TEXT_COLOR
         )
-        label.pack(pady=(10, 5))
+        label.pack(pady=(30, 10))
         
         # 输入框
         name_var = tk.StringVar(value=self.selected_node.name)
         entry = ctk.CTkEntry(
-            content_frame,
+            dialog,
             textvariable=name_var,
             font=("Segoe UI", 12),
             width=350,
             height=35
         )
-        entry.pack(pady=5)
+        entry.pack(pady=(0, 20))
         entry.select_range(0, 'end')
         entry.focus_set()
         
         # 按钮框架
-        button_frame = ctk.CTkFrame(main_frame, fg_color="transparent")
-        button_frame.pack(pady=(0, 15))
+        button_frame = ctk.CTkFrame(dialog, fg_color="transparent")
+        button_frame.pack(pady=(0, 20))
         
         def on_ok():
             new_name = name_var.get().strip()