updated tailwind, added menu & button shortcodes

package.json

@@ -21,16 +21,17 @@
     "maintained node versions"
   ],
   "devDependencies": {
-    "autoprefixer": "^10.2.6",
+    "autoprefixer": "^10.4.2",
     "glob": "^7.1.7",
     "glob-all": "^3.2.1",
     "npm-run-all": "^4.1.5",
+    "postcss": "^8.4.8",
     "postcss-cli": "^8.3.1",
     "postcss-csso": "^5.0.1",
     "postcss-import": "^14.0.2",
     "postcss-nesting": "^8.0.1",
     "rimraf": "^3.0.2",
-    "tailwindcss": "^2.2.19",
+    "tailwindcss": "^3.0.23",
     "ts-rmb-http-client": "^1.0.3",
     "typescript": "^4.5.5"
   },