diff --git a/.env.dev b/.env.dev
index cb0be81..6405df1 100644
--- a/.env.dev
+++ b/.env.dev
@@ -29,4 +29,7 @@ VITE_USE_BUNDLE_ANALYZER=false
 VITE_USE_ALL_ELEMENT_PLUS_STYLE=false
 
 # 是否开启mock
-VITE_USE_MOCK=true
\ No newline at end of file
+VITE_USE_MOCK=true
+
+# 是否切割css
+VITE_USE_CSS_SPLIT=false
\ No newline at end of file
diff --git a/.env.gitee b/.env.gitee
index ca743dd..45941a8 100644
--- a/.env.gitee
+++ b/.env.gitee
@@ -29,4 +29,7 @@ VITE_USE_BUNDLE_ANALYZER=false
 VITE_USE_ALL_ELEMENT_PLUS_STYLE=false
 
 # 是否开启mock
-VITE_USE_MOCK=true
\ No newline at end of file
+VITE_USE_MOCK=true
+
+# 是否切割css
+VITE_USE_CSS_SPLIT=false
\ No newline at end of file
diff --git a/.env.pro b/.env.pro
index f06aee1..ed25618 100644
--- a/.env.pro
+++ b/.env.pro
@@ -29,4 +29,7 @@ VITE_USE_BUNDLE_ANALYZER=true
 VITE_USE_ALL_ELEMENT_PLUS_STYLE=false
 
 # 是否开启mock
-VITE_USE_MOCK=true
\ No newline at end of file
+VITE_USE_MOCK=true
+
+# 是否切割css
+VITE_USE_CSS_SPLIT=false
\ No newline at end of file
diff --git a/.env.test b/.env.test
index 50e5c83..e4a77bf 100644
--- a/.env.test
+++ b/.env.test
@@ -29,4 +29,7 @@ VITE_USE_BUNDLE_ANALYZER=false
 VITE_USE_ALL_ELEMENT_PLUS_STYLE=false
 
 # 是否开启mock
-VITE_USE_MOCK=true
\ No newline at end of file
+VITE_USE_MOCK=true
+
+# 是否切割css
+VITE_USE_CSS_SPLIT=false
\ No newline at end of file
diff --git a/vite.config.ts b/vite.config.ts
index ec05a30..16c8541 100644
--- a/vite.config.ts
+++ b/vite.config.ts
@@ -132,7 +132,8 @@ export default ({ command, mode }: ConfigEnv): UserConfig => {
             echarts: ['echarts', 'echarts-wordcloud']
           }
         }
-      }
+      },
+      cssCodeSplit: !(env.VITE_USE_CSS_SPLIT === 'false')
     },
     server: {
       port: 4000,