add: 非公開投稿を強調

src/routes/(DefaultStyle)/[slug]/+page.svelte

@@ -7,7 +7,7 @@
 <div class='contain'>
 	<div class="posts">
 		{#each data.posts as post}
-			<div class="post" class:published={!post.metadata.published}>
+			<div class="post" class:unpublished={!post.metadata.published}>
 				<a style='text-decoration: none;' href="../post/{post.postId}" tabindex="0">
 					<Postgrid id={post.postId} {...post.metadata}></Postgrid>
 				</a>
@@ -47,7 +47,7 @@
 		overflow: hidden;
 		box-shadow: 0 0 6px #0001;
 
-		&.published {
+		&.unpublished {
 			border: solid red 3px;
 		}
 	}