Added check to make sure files are not strings

web/sass-files/sass/partials/_files.scss

@@ -204,13 +204,9 @@
 }
 
 .center-file-overlay {
-  width: 100%;
-  height: 100%;
   background:rgba(255,255,255,0.5);
 }
 
 .right-file-overlay {
-  width: 100%;
-  height: 100%;
   background:rgba(255,255,255,0.5);
 }

web/sass-files/sass/partials/_post.scss

@@ -107,11 +107,6 @@ body.ios {
 }
 
 #post-list {
-	.post-list-file-overlay {
-		width: 100%;
-		height: 100%;
-		background:rgba(255,255,255,0.5);
-	}
 	.post-list-holder-by-time {
 		background: #fff;
 		overflow-y: scroll;