Start bringing over a (curated) configuration for CSS and Eleventy

postcss.config.js

@@ -0,0 +1,9 @@
+module.exports = {
+	plugins: {
+		'postcss-import-ext-glob': {},
+		'postcss-import': {},
+		'tailwindcss/nesting': {},
+		tailwindcss: {},
+		autoprefixer: {},
+	},
+};