3500 fix ios bug (#3521)

* Fix docs navbar, Fix z-indices

* Update dependencies, Fix #3500

* Update changelog

docs/package.json

@@ -5,12 +5,12 @@
   "author": "Jeremy Thomas <bbxdesign@gmail.com> (https://jgthms.com)",
   "license": "MIT",
   "devDependencies": {
-    "autoprefixer": "^10.4.1",
+    "autoprefixer": "^10.4.7",
     "babel-cli": "^6.26.0",
     "babel-preset-env": "^1.7.0",
     "babel-preset-es2015-ie": "^6.7.0",
-    "clean-css-cli": "^5.5.0",
-    "metalsmith": "^2.3.0",
+    "clean-css-cli": "^5.6.0",
+    "metalsmith": "^2.4.2",
     "metalsmith-filter": "^1.0.2",
     "node-sass": "^7.0.1",
     "postcss-cli": "^9.1.0"