diff --git a/src/app.tsx b/src/app.tsx
index b895b79e..872a9576 100644
--- a/src/app.tsx
+++ b/src/app.tsx
@@ -23,7 +23,7 @@ const BoardLayout = () => {
 
   const isValidAccountCommentIndex = !accountCommentIndex || (!isNaN(parseInt(accountCommentIndex)) && parseInt(accountCommentIndex) >= 0);
   const isValidCommentCid = !commentCid || /^Qm[a-zA-Z0-9]{44}$/.test(commentCid);
-  const isValidSubplebbitAddress = subplebbitAddress && (subplebbitAddress.includes('.') || /^12D3K[a-zA-Z0-9]{44}$/.test(subplebbitAddress));
+  const isValidSubplebbitAddress = !subplebbitAddress || subplebbitAddress.includes('.') || /^12D3K[a-zA-Z0-9]{44}$/.test(subplebbitAddress);
 
   if (!isValidAccountCommentIndex || !isValidCommentCid || !isValidSubplebbitAddress) {
     return <NotFound />;
diff --git a/src/components/post/post.tsx b/src/components/post/post.tsx
index c5b9c4be..7762c7fa 100644
--- a/src/components/post/post.tsx
+++ b/src/components/post/post.tsx
@@ -194,7 +194,7 @@ const PostDesktop = ({ openReplyModal, post, roles, showAllReplies }: PostProps)
           )}
         </blockquote>
       )}
-      {(replies.length > 5 || (pinned && replies.length > 0)) && !isInPostPage && (
+      {!isDescription && !isRules && (replies.length > 5 || (pinned && replies.length > 0)) && !isInPostPage && (
         <span className={styles.summary}>
           <span className={styles.expandButtonWrapper}>
             <span className={styles.expandButton} />
@@ -212,6 +212,8 @@ const PostDesktop = ({ openReplyModal, post, roles, showAllReplies }: PostProps)
         </span>
       )}
       {!(pinned && !isInPostPage) &&
+        !isDescription &&
+        !isRules &&
         replies &&
         (showAllReplies ? replies : replies.slice(-5)).map((reply, index) => (
           <div key={index} className={styles.replyContainer}>
@@ -486,6 +488,8 @@ const PostMobile = ({ openReplyModal, post, roles, showAllReplies }: PostProps)
           )}
         </div>
         {!(pinned && !isInPostPage) &&
+          !isDescription &&
+          !isRules &&
           replies &&
           (showAllReplies ? replies : replies.slice(-5)).map((reply, index) => (
             <div key={reply.cid} className={styles.replyContainer}>
diff --git a/src/views/not-found/not-found.module.css b/src/views/not-found/not-found.module.css
index 3724cc9a..df9c1f1a 100644
--- a/src/views/not-found/not-found.module.css
+++ b/src/views/not-found/not-found.module.css
@@ -53,4 +53,16 @@
 
 .backToBoard a {
   color: blue;
+}
+
+@media (max-width: 640px) {
+  .content {
+    min-width: 0;
+    width: auto;
+    padding: 10px;
+  }
+
+  .boxContent img {
+    width: 100%;
+  }
 }
\ No newline at end of file