diff --git a/core/modules/comment/comment.info b/core/modules/comment/comment.info
index db6dc2c..6bbd275 100644
--- a/core/modules/comment/comment.info
+++ b/core/modules/comment/comment.info
@@ -9,4 +9,4 @@ dependencies[] = entity
 files[] = comment.entity.inc
 files[] = comment.test
 configure = admin/content/comment
-stylesheets[all][] = comment.css
+stylesheets[all][] = comment.theme.css
diff --git a/core/modules/system/system.theme.css b/core/modules/system/system.theme.css
index c3913c1..d84233e 100644
--- a/core/modules/system/system.theme.css
+++ b/core/modules/system/system.theme.css
@@ -1,4 +1,3 @@
-
 /**
  * @file
  * Basic styling for common markup.
@@ -38,6 +37,16 @@ tr.odd {
 }
 
 /**
+ * Publishing states.
+ */
+.unpublished {
+  background-color: #fff4f4;
+}
+.preview {
+  background-color: #ffffea;
+}
+
+/**
  * Markup generated by theme_tablesort_indicator().
  */
 th.active img {
diff --git a/core/themes/bartik/css/style-rtl.css b/core/themes/bartik/css/style-rtl.css
index 48f64ab..789b9ca 100644
--- a/core/themes/bartik/css/style-rtl.css
+++ b/core/themes/bartik/css/style-rtl.css
@@ -1,4 +1,3 @@
-
 /* ------------------ Reset Styles ------------------ */
 
 caption,
@@ -125,7 +124,7 @@ ul.tips {
 .comment ul.links li {
   padding: 0 0 0.5em;
 }
-.comment-unpublished {
+.comment.unpublished {
   margin-left: 5px;
   margin-right: 0;
   padding: 5px 5px 5px 2px;
diff --git a/core/themes/bartik/css/style.css b/core/themes/bartik/css/style.css
index 850a69c..057471a 100644
--- a/core/themes/bartik/css/style.css
+++ b/core/themes/bartik/css/style.css
@@ -1,4 +1,3 @@
-
 /* ---------- Overall Specifications ---------- */
 
 body {
@@ -726,11 +725,11 @@ ul.links {
 .comment ul.links li {
   padding: 0 0.5em 0 0; /* LTR */
 }
-.comment-unpublished {
+.comment.unpublished {
   margin-right: 5px; /* LTR */
   padding: 5px 2px 5px 5px; /* LTR */
 }
-.comment-unpublished .comment-text .comment-arrow {
+.comment.unpublished .comment-text .comment-arrow {
   border-left: 1px solid #fff4f4;
   border-right: 1px solid #fff4f4;
 }