Fixed invalid playlist channel link

materialious/src/lib/PlaylistThumbnail.svelte

@@ -69,7 +69,9 @@
 				><div class="bold">{truncate(playlist.title)}</div></a
 			>
 			<div>
-				<a href={`/channel/${playlist.authorId}`}>{playlist.author}</a>
+				<a class:link-disabled={playlist.authorId === null} href={`/channel/${playlist.authorId}`}
+					>{playlist.author}</a
+				>
 			</div>
 		</div>
 	</nav>

materialious/src/routes/+layout.svelte

@@ -482,7 +482,7 @@
 			</nav>
 		</div>
 
-		<div class="field no-margin">
+		<div class="field no-margin m l">
 			<nav class="no-padding">
 				<div class="max">
 					<div>{$_('layout.player.theatreModeByDefault')}</div>