Migration from tailwindcss v3 to v4. Deletion of nuxt/tailwindcss.

app/components/base/Tree.vue

@@ -1,6 +1,6 @@
 <template>
     <TreeRoot v-slot="{ flattenItems }" class="list-none select-none text-light-100 dark:text-dark-100 text-sm" :items="model" :get-key="getKey" :defaultExpanded="flatten(model)">
-        <TreeItem v-for="item in flattenItems" v-slot="{ isExpanded }" :key="item._id" :style="{ 'padding-left': `${item.level / 2 - 0.5}em` }" v-bind="item.bind" class="flex items-center ps-2 outline-none relative cursor-pointer">
+        <TreeItem v-for="item in flattenItems" v-slot="{ isExpanded }" :key="item._id" :style="{ 'padding-left': `${item.level / 2 - 0.5}em` }" v-bind="item.bind" class="flex items-center ps-2 outline-hidden relative cursor-pointer">
             <slot :isExpanded="isExpanded" :item="item" />
         </TreeItem>
     </TreeRoot>