hextra/postcss.config.js

let tailwindConfig = process.env.HUGO_FILE_TAILWIND_CONFIG_JS || './tailwind.config.js';
const tailwind = require('tailwindcss')(tailwindConfig);
const autoprefixer = require('autoprefixer');

module.exports = {
	plugins: [
		require('postcss-import'),
		require('@tailwindcss/nesting'),
		tailwind,
		...(process.env.HUGO_ENVIRONMENT === 'production' ? [autoprefixer] : [])
	],
};