fix(navbar): search wrapper class not prefixed (#756)

* fix(navbar): search wrapper class not prefixed

* fix(css): update Tailwind CSS properties layer for improved compatibility

Author: imfing

assets/css/compiled/main.css

@@ -1,5 +1,5 @@
 nav {
-  .search-wrapper {
+  .hextra-search-wrapper {
     @apply hx:hidden hx:md:inline-block;
   }
 }