diff --git a/app/utils.py b/app/utils.py
new file mode 100644
index 0000000..1c7cb5d
--- /dev/null
+++ b/app/utils.py
@@ -0,0 +1,10 @@
+import app.env as env
+from qfluentwidgets import setTheme, Theme
+def switchTheme(theme):
+    if theme == "dark":
+        setTheme(Theme.DARK)
+        env.theme = "dark"
+    elif theme == "light":
+        setTheme(Theme.LIGHT)
+    else:
+        setTheme(Theme.AUTO)
\ No newline at end of file
diff --git a/config.json b/config.json
deleted file mode 100644
index c21f73d..0000000
--- a/config.json
+++ /dev/null
@@ -1,3 +0,0 @@
-{
-	"1":"13"
-}
\ No newline at end of file
diff --git a/interface/json_edit.py b/interface/json_edit.py
index 261647f..0a60943 100644
--- a/interface/json_edit.py
+++ b/interface/json_edit.py
@@ -1,17 +1,25 @@
 from PyQt5.QtWidgets import QApplication, QTextEdit
-from PyQt5.QtGui import QSyntaxHighlighter, QTextCharFormat, QFont, QFontMetrics
+from PyQt5.QtGui import QSyntaxHighlighter, QTextCharFormat, QFont, QFontMetrics, QColor
 from PyQt5.QtCore import QRegularExpression, Qt
-
+import app.env as env
 class CodeEditor(QTextEdit):
     def __init__(self, text:str=""):
         super().__init__()
         self.setFont(QFont("Courier New", 12))
         fontMetrics = QFontMetrics(self.font())
-        tabWidth = 4 * fontMetrics.width(' ')  # Calculate the width of a tab
+        tabWidth = 4 * fontMetrics.width(' ')  # 计算tab的宽度
         self.setTabStopWidth(tabWidth)
         self.setPlainText(text)
         self.highlighter = CodeHighlighter(self.document())
         self.highlighter.rehighlight()
+        if env.config.theme== "dark":
+            # 设置深色模式的样式
+            self.setStyleSheet("""
+                background-color: #2b2b2b; /* 背景颜色 */
+                color: #ffffff; /* 文本颜色 */
+                selection-background-color: #4e9a06; /* 选中背景颜色 */
+                selection-color: #ffffff; /* 选中文本颜色 */
+            """)
 
     def paste(self):
         super().paste()
@@ -24,21 +32,21 @@ class CodeHighlighter(QSyntaxHighlighter):
 
         # 定义 JSON 高亮规则
         self.keyFormat = QTextCharFormat()
-        self.keyFormat.setForeground(Qt.GlobalColor.darkBlue)
+        self.keyFormat.setForeground(QColor("#0000ff"))  # 蓝色关键字
         self.keyFormat.setFontWeight(QFont.Bold)
 
         self.valueFormat = QTextCharFormat()
-        self.valueFormat.setForeground(Qt.GlobalColor.darkGreen)
+        self.valueFormat.setForeground(QColor("#008000"))  # 绿色字符串值
 
         self.boolFormat = QTextCharFormat()
-        self.boolFormat.setForeground(Qt.GlobalColor.red)
+        self.boolFormat.setForeground(QColor("#ff0000"))  # 红色布尔值
 
         self.numberFormat = QTextCharFormat()
-        self.numberFormat.setForeground(Qt.GlobalColor.darkCyan)
+        self.numberFormat.setForeground(QColor("#008080"))  # 青色数字
 
         # 创建蓝色格式
         blueFormat = QTextCharFormat()
-        blueFormat.setForeground(Qt.GlobalColor.blue)
+        blueFormat.setForeground(QColor("#0000ff"))
 
         self.rules = [
             (QRegularExpression(r'\b(true|false|null)\b'), self.boolFormat),
diff --git a/interface/setting.py b/interface/setting.py
index 22fe498..d269b41 100644
--- a/interface/setting.py
+++ b/interface/setting.py
@@ -3,6 +3,8 @@ from PyQt5.QtCore import Qt
 from qfluentwidgets import FluentIcon as FIF
 from qfluentwidgets import CommandBar, Action, InfoBar, InfoBarPosition, SubtitleLabel
 from .json_edit import CodeEditor
+import app.env as env
+import os
 
 class SettingWidget(QWidget):
     def __init__(self):
@@ -23,7 +25,7 @@ class SettingWidget(QWidget):
         self.base.addLayout(bar_layout)
 
         # 加载 JSON 配置
-        with open("config.json", "r") as config_file:
+        with open(os.path.join(env.dirs.user_config_path, "config.json"), "r") as config_file:
             config_data = config_file.read()
         self.c1 = CodeEditor(config_data)
         # 将代码编辑器添加到垂直布局中
diff --git a/main.py b/main.py
index 947cb44..d331c2b 100644
--- a/main.py
+++ b/main.py
@@ -18,10 +18,8 @@ class MainWindow(FluentWindow):
 
         if env.config.theme == "dark":
             setTheme(Theme.DARK)
-        elif env.config.theme == "light":
-            setTheme(Theme.LIGHT)
         else:
-            setTheme(Theme.AUTO)
+            setTheme(Theme.LIGHT)
 
         # 定义id和对象映射
         self.id2obj = {