Update dependencies

package.json

@@ -6,16 +6,16 @@
     "test": "echo \"Error: no test specified\" && exit 1"
   },
   "dependencies": {
-    "alpinejs": "^3.5.1"
+    "alpinejs": "^3.7.0"
   },
   "devDependencies": {
     "@snowpack/plugin-postcss": "^1.4.3",
-    "@tailwindcss/forms": "^0.3.4",
+    "@tailwindcss/forms": "^0.4.0",
     "@types/tailwindcss": "^2.2.4",
     "autoprefixer": "^10.4.0",
-    "cssnano": "^5.0.11",
-    "postcss": "^8.3.11",
+    "cssnano": "^5.0.12",
+    "postcss": "^8.4.5",
     "snowpack": "^3.8.8",
-    "tailwindcss": "^2.2.19"
+    "tailwindcss": "^3.0.2"
   }
 }

tailwind.config.js

@@ -4,9 +4,8 @@ const colors = require('tailwindcss/colors');
  * @type { import('@types/tailwindcss/tailwind-config').TailwindConfig }
  */
 module.exports = {
-  darkMode: 'media',
+  content: ['./theme/**/*.ftl'],
   plugins: [require('@tailwindcss/forms')],
-  purge: ['./theme/**/*.ftl'],
   theme: {
     extend: {
       colors: {