Update README.md

Author: David Narbutovich

README.md

@@ -23,22 +23,25 @@ Use the loader either via your webpack config, CLI or inline.
 
 **webpack.config.js**
 ```js
+const sourceMap = true;
+
 module.exports = {
+  devtool: sourceMap && 'source-map',
   module: {
     rules: [
       {
         test: /\.css$/,
         use: [
           'style-loader',
-          'css-loader',
-          
-          'group-css-media-queries-loader',
+          {
+            loader: 'css-loader',
+            options: { sourceMap }
+          },
+          // 'group-css-media-queries-loader',
           // or with config
           {
             loader: 'group-css-media-queries-loader',
-            options: {
-              sourceMap: true
-            }
+            options: { sourceMap }
           }
         ]
       }
@@ -47,35 +50,8 @@ module.exports = {
 }
 ```
 
-
-
 ## Options
 
 #### __`sourceMap`__ boolean `true` or `false`
 
 Enable CSS source maps.
-
-
-
-**In your application**
-```js
-import css_min from 'style.css';
-```
-
-#### CLI
-
-```bash
-webpack --module-bind 'css=style-loader!css-loader!group-css-media-queries-loader'
-```
-
-**In your application**
-```js
-import css_min from 'style.css';
-```
-
-#### Inline
-
-**In your application**
-```js
-import css_min from 'style-loader!css-loader!group-css-media-queries-loader!./style.css';
-```