Enforced node version >= 12.13.0

.npmrc

+engine-strict=true
\ No newline at end of file

package.json

@@ -33,5 +33,9 @@
   "dependencies": {
     "autoprefixer": "^10.2.5",
     "postcss": "^8.2.9"
+  },
+  "engines": {
+    "node": ">=12.13.0",
+    "npm": ">=6.12.0"
   }
 }