Tweaking post UI

src/views/messages/MessageList.vue

@@ -3,18 +3,18 @@
   <v-infinite-scroll :items="messages"
                      :onLoad="load"
                      mode="manual"
-                     class="bg-gray-300 rounded-md justify-items-center">
+                     class="justify-items-center">
 
     <template v-for="(message, index) in messages" :key="index">
       <message :message="message"
-               class="m-2 p-2 rounded-md bg-gray-100"
+               class="border-b"
       ></message>
     </template>
 
     <template v-slot:load-more="{ props }">
       <v-btn
           size="small"
-          variant="plain"
+          variant="outlined"
           v-bind="props"
       >Voir plus de commentaires
       </v-btn>