diff --git a/src/index.cjs b/src/index.cjs
index c241877..cded4a2 100644
--- a/src/index.cjs
+++ b/src/index.cjs
@@ -38,8 +38,9 @@ class ScratchWebpackConfigBuilder {
      * @param {string} [options.libraryName] The name of the library to build. Shorthand for `output.library.name`.
      * @param {string|URL} [options.srcPath] The absolute path to the source files. Defaults to `src` under `rootPath`.
      * @param {boolean} [options.shouldSplitChunks] Whether to enable spliting code to chunks.
+     * @param {RegExp[]} [options.cssModuleExceptions] Optional array of regex rules that exclude matching CSS files from CSS module scoping.
      */
-    constructor ({ distPath, enableReact, enableTs, libraryName, rootPath, srcPath, publicPath = '/', shouldSplitChunks }) {
+    constructor ({ distPath, enableReact, enableTs, libraryName, rootPath, srcPath, publicPath = '/', shouldSplitChunks, cssModuleExceptions = [] }) {
         const isProduction = process.env.NODE_ENV === 'production';
         const mode = isProduction ? 'production' : 'development';
 
@@ -184,6 +185,7 @@ class ScratchWebpackConfigBuilder {
                         enableReact ? [
                             {
                                 test: /\.css$/,
+                                exclude: cssModuleExceptions,
                                 use: [
                                     {
                                         loader: 'style-loader'
@@ -213,6 +215,25 @@ class ScratchWebpackConfigBuilder {
                                         }
                                     }
                                 ]
+                            },
+                            {
+                                test: cssModuleExceptions,
+                                use: [
+                                    'style-loader',
+                                    'css-loader',
+                                    {
+                                        loader: 'postcss-loader',
+                                        options: {
+                                            postcssOptions: {
+                                                plugins: [
+                                                    'postcss-import',
+                                                    'postcss-simple-vars',
+                                                    'autoprefixer'
+                                                ]
+                                            }
+                                        }
+                                    }
+                                ]
                             }
                         ] : []
                     ),