Update renderer.vue

components/md/renderer.vue

 <template>
-    <article class="prose dark:prose-invert max-w-none" v-html="mdHtml"></article>
+    <div class="grid grid-cols-1">
+        <article class="prose dark:prose-invert max-w-none" v-html="mdHtml"></article>
+    </div>
 </template>
 <script setup>
 import MarkdownIt from 'markdown-it'