deploying to firebase

postcss.config.js

@@ -1,5 +1,15 @@
-const tailwindcss = require('tailwindcss');
+/* eslint-disable global-require */
+/* eslint-disable import/no-extraneous-dependencies */
+
+const purgecss = require('@fullhuman/postcss-purgecss')({
+  content: ['./public/index.html', './src/**/*.js'],
+  defaultExtractor: content => content.match(/[\w-/:]+(?<!:)/g) || [],
+});
 
 module.exports = {
-  plugins: [tailwindcss('./tailwind.js'), require('autoprefixer')],
+  plugins: [
+    require('tailwindcss'),
+    require('autoprefixer'),
+    ...(process.env.NODE_ENV === 'production' ? [purgecss] : []),
+  ],
 };