diff --git a/postcss.config.js b/postcss.config.js
index 886a547..51da83b 100644
--- a/postcss.config.js
+++ b/postcss.config.js
@@ -1,9 +1,10 @@
 const path = require('path');
+const unit = require('./src/config/translatedUnit_server');
 
 module.exports = ({
   file
 }) => {
-  const designWidth = file.dirname.includes(path.join('node_modules', 'vant')) ? 375 : 750;
+  const designWidth = file.dirname.includes(path.join('node_modules', 'vant')) ? 350 : 750;
   return {
     plugins: {
       autoprefixer: {},
@@ -21,7 +22,13 @@ module.exports = ({
         minPixelValue: 1, // 默认值1，小于或等于1px则不进行转换
         mediaQuery: true,
         exclude: [],
-        landscape: false
+        landscape: false,
+        rules: {
+          path: 'vant',
+          fn(pixels, translated) {
+            return `${translated * 2}${unit.vw}`;
+          },
+        },
       }
     }
   }