in Dist is not added file with styles

package.json

{
 "Name": "Jelly-Effect",
 "Version": "1.0.0",
 "Description": "Jelly Effect On Canvas",
 "Main": "index.js",
 "scripts": {
  "Build": "WebPack --Mode Production",
  "Watch": "WebPack-DeV-Server --Mode Development --Open"
 },
 "Author": "CreativeRusbear",
 "License": "ISC",
 "DevDependencies": {
  "Babel-Core": "^ 6.26.3",
  "Babel-Loader": "^ 7.1.5",
  "Babel-Preset-Env": "^ 1.7.0",
  "Babel-Preset-Stage-3": "^ 6.24.1",
  "CSS-Loader": "^ 2.1.0",
  "Extract-Text-WebPack-Plugin": "^ 4.0.0-beta.0",
  "PATH": "^ 0.12.7",
  "WebPack": "^ 4.29.0",
  "WebPack-CLI": "^ 3.2.1",
  "WebPack-Dev-Server": "^ 3.1.14"
 }
}

WebPack.config.js

Let Path = Require ('Path'),
  ExtractTextPlugin = Require ('Extract-Text-WebPack-Plugin');
Let conf = {
  entry: './src/js/script.js',
  Output: {
    Path: Path.Resolve (__ dirname, '. / dist / js'),
    FileName: 'app.js',
    PublicPath: 'DIST / JS /'
  },
  DevServer: {
    Overlay: True.
  },
  Module: {
    Rules: [
      {
        Test: /\.js$/,
        Loader: 'Babel-Loader'
      }, {
        Test: /\.css$/,
        Use: extracttextplugin.exTract ({
          Use: 'CSS-Loader'
        })
      }
    ]
  },
  Plugins: [
    New ExtractTextPlugin ('CSS / Styles.css'),
  ]
};
module.exports = (ENV, OPTIONS) = & gt; {
  Let Prod = Options.mode === 'Production';
  conf.devtool = PROD? 'Source-Map': 'Eval-Sourcemap';
  RETURN CONF;
};

Answer 1

In general, the problem was in the CSS-Loader version (you need to put v.0.28.11)

So you throw link on your Gist, which contains a ready-made pattern.