diff --git a/CONIFG.md b/CONIFG.md
index 128c687..040fb13 100644
--- a/CONIFG.md
+++ b/CONIFG.md
@@ -12,14 +12,7 @@
     "homeUrl":"http://blog.meekdai.com",
     "avatarUrl":"http://meekdai.com/avatar.jpg",
     "faviconUrl":"http://meekdai.com/favicon.ico",
-    "email":"meekdai@163.com",
-    "startSite":"02/16/2015",
-    "filingNum":"浙ICP备20023628号",
-    "onePageListNum":15,
     "singlePage":["link","about"],
-    "commentLabelColor":"#006b75",
-    "yearColorList":["#bc4c00", "#0969da", "#1f883d", "#A333D0"],
-    "i18n":"CN",
     "GMEEK_VERSION":"v2.3"
 }
 ```
diff --git a/Gmeek.py b/Gmeek.py
index 46fa37c..e206150 100644
--- a/Gmeek.py
+++ b/Gmeek.py
@@ -43,18 +43,9 @@ class GMEEK():
         self.labelColorDict=json.loads('{}')
         for label in self.repo.get_labels():
             self.labelColorDict[label.name]='#'+label.color
-
         print(self.labelColorDict)
         
-        config=json.loads(open('config.json', 'r', encoding='utf-8').read())
-        self.blogBase=config.copy()
-        self.blogBase["postListJson"]=json.loads('{}')
-        self.blogBase["singeListJson"]=json.loads('{}')
-        
-        if self.blogBase["i18n"]=="CN":
-            self.i18n=i18nCN
-        else:
-            self.i18n=i18n
+        self.defaultConfig()
 
     def cleanFile(self):
         if os.path.exists(self.backup_dir):
@@ -67,6 +58,17 @@ class GMEEK():
         os.mkdir(self.root_dir)
         os.mkdir(self.post_dir)
 
+    def defaultConfig(self):
+        dconfig={"startSite":"","filingNum":"","onePageListNum":15,"commentLabelColor":"#006b75","yearColorList":["#bc4c00", "#0969da", "#1f883d", "#A333D0"],"i18n":"CN","dayTheme":"light","nightTheme":"dark"}
+        config=json.loads(open('config.json', 'r', encoding='utf-8').read())
+        self.blogBase={**dconfig,**config}.copy()
+        self.blogBase["postListJson"]=json.loads('{}')
+        self.blogBase["singeListJson"]=json.loads('{}')
+        if self.blogBase["i18n"]=="CN":
+            self.i18n=i18nCN
+        else:
+            self.i18n=i18n
+
     def get_repo(self,user:Github, repo:str):
         return user.get_repo(repo)
 
diff --git a/templates/base.html b/templates/base.html
index 22370a7..f9c9282 100644
--- a/templates/base.html
+++ b/templates/base.html
@@ -8,8 +8,8 @@
     <link rel="icon" href="{{ blogBase['faviconUrl'] }}">
     <script>
         if(localStorage.getItem("meek_theme")==null){}
-        else if(localStorage.getItem("meek_theme")=="dark"){document.getElementsByTagName("html")[0].attributes.getNamedItem("data-color-mode").value="dark";}
-        else if(localStorage.getItem("meek_theme")=="light"){document.getElementsByTagName("html")[0].attributes.getNamedItem("data-color-mode").value="light";}
+        else if(localStorage.getItem("meek_theme")=="dark"){document.getElementsByTagName("html")[0].attributes.getNamedItem("data-color-mode").value="{{ blogBase['nightTheme'] }}";}
+        else if(localStorage.getItem("meek_theme")=="light"){document.getElementsByTagName("html")[0].attributes.getNamedItem("data-color-mode").value="{{ blogBase['dayTheme'] }}";}
     </script>
     {% block head %}{% endblock %}
 </head>
@@ -46,13 +46,13 @@ else if(localStorage.getItem("meek_theme")=="dark"){changeDark();}
 else if(localStorage.getItem("meek_theme")=="light"){changeLight();}
 
 function changeDark(){
-    document.getElementsByTagName("html")[0].attributes.getNamedItem("data-color-mode").value="dark";
+    document.getElementsByTagName("html")[0].attributes.getNamedItem("data-color-mode").value="{{ blogBase['nightTheme'] }}";
     document.getElementById("themeSwitch").setAttribute("d",value=IconList["moon"]);
     document.getElementById("themeSwitch").parentNode.style.color="#00f0ff";
     if(utterancesLoad==1){utterancesTheme("dark-blue");}
 }
 function changeLight(){
-    document.getElementsByTagName("html")[0].attributes.getNamedItem("data-color-mode").value="light";
+    document.getElementsByTagName("html")[0].attributes.getNamedItem("data-color-mode").value="{{ blogBase['dayTheme'] }}";
     document.getElementById("themeSwitch").setAttribute("d",value=IconList["sun"]);
     document.getElementById("themeSwitch").parentNode.style.color="#ff5000";
     if(utterancesLoad==1){utterancesTheme("github-light");}