update

package.json

@@ -42,6 +42,7 @@
     "clean-webpack-plugin": "^1.0.1",
     "copy-webpack-plugin": "^5.1.2",
     "css-loader": "^4.3.0",
+    "dart-sass": "^1.25.0",
     "eslint": "^6.8.0",
     "eslint-config-standard": "^14.1.1",
     "eslint-loader": "^3.0.4",
@@ -57,7 +58,6 @@
     "mini-css-extract-plugin": "^0.9.0",
     "postcss-loader": "^3.0.0",
     "request": "^2.88.2",
-    "sass": "^1.34.0",
     "sass-loader": "^10.0.3",
     "semver": "^1.1.4",
     "style-loader": "^2.0.0",