{
  "sass": {
    "node-sass": "^4.8.3",
    "sass-loader": "^7.1.0"
  },
  "less": {
    "less": "^2.7.1",
    "less-loader": "^4.0.4"
  },
  "stylus": {
    "stylus": "^0.54.5",
    "stylus-loader": "^3.0.2"
  }
}