Index: src/wp-admin/css/media.css
===================================================================
--- src/wp-admin/css/media.css	(revision 43328)
+++ src/wp-admin/css/media.css	(working copy)
@@ -431,6 +431,10 @@
 	position: relative;
 }
 
+.post-type-attachment .wp-filter select {
+    margin-right: 6px;
+}
+
 /**
  * Media Library grid view
  */