Add Tailwind CSS as module, update config

.gitignore

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+node_modules

package.json

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+{
+  "devDependencies": {
+    "tailwindcss": "^2.2.4"
+  },
+  "dependencies": {
+    "@tailwindcss/forms": "^0.3.3",
+    "@tailwindcss/typography": "^0.4.1"
+  }
+}

tailwind.config.js

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+module.exports = {
+  mode: 'jit',
+  purge: [
+    './public/**/*.php'
+  ],
+  darkMode: false, // or 'media' or 'class'
+  theme: {
+    extend: {
+      fontFamily: {
+        'sans': 'Raleway',
+        'serif': 'Cinzel'
+      },
+    },
+  },
+  variants: {
+    extend: {},
+  },
+  plugins: [
+    //require('@tailwindcss/typography'),
+    //require('@tailwindcss/forms'),
+  ],
+}