chore(Dropdown): support preset

src/runtime/presets/default.ts

@@ -278,6 +278,19 @@ const alertDialog = {
   description: 'text-sm text-gray-500'
 }
 
+const dropdown = {
+  wrapper: 'relative inline-block text-left',
+  container: 'w-48 z-20',
+  base: 'u-bg-white divide-y u-divide-gray-100 rounded-md ring-1 ring-black ring-opacity-5',
+  item: {
+    base: 'group flex items-center px-4 py-2 text-sm w-full',
+    active: 'u-bg-gray-100 u-text-gray-900',
+    inactive: 'u-text-gray-700',
+    disabled: 'cursor-not-allowed opacity-50',
+    icon: 'mr-3 h-5 w-5 u-text-gray-400 group-hover:u-text-gray-500'
+  }
+}
+
 export default {
   card,
   button,
@@ -291,5 +304,6 @@ export default {
   container,
   toggle,
   verticalNavigation,
-  alertDialog
+  alertDialog,
+  dropdown
 }