diff --git a/package.json b/package.json
index d5196ef..2390915 100644
--- a/package.json
+++ b/package.json
@@ -22,7 +22,6 @@
     "@tailwindcss/vite": "^4.1.8",
     "astro": "^5.9.2",
     "framer-motion": "^12.16.0",
-    "postcss-preset-env": "^10.2.1",
     "react": "^19.1.0",
     "react-dom": "^19.1.0",
     "react-hotkeys-hook": "^5.1.0",
diff --git a/postcss.config.mjs b/postcss.config.mjs
index 9d42973..5d6d845 100644
--- a/postcss.config.mjs
+++ b/postcss.config.mjs
@@ -2,11 +2,6 @@
 const config = {
   plugins: {
     '@tailwindcss/postcss': {},
-    'postcss-preset-env': {
-      features: {
-        'nesting-rules': false,
-      },
-    },
   },
 };