const ringConfig = require('@jetbrains/ring-ui/webpack.config').config; const path = require('path'); config.module.rules.push(...ringConfig.module.rules) config.module.rules.push( { test: /\.css$/, exclude: [ path.resolve(__dirname, "../../node_modules/@jetbrains/ring-ui") ], use: [ { loader: 'style-loader', options: {} }, { loader: 'css-loader', options: {} } ] } )