diff --git a/core/lib/Drupal/Core/Ajax/CssCommand.php b/core/lib/Drupal/Core/Ajax/CssCommand.php
index aba95d7..470d583 100644
--- a/core/lib/Drupal/Core/Ajax/CssCommand.php
+++ b/core/lib/Drupal/Core/Ajax/CssCommand.php
@@ -61,8 +61,6 @@ public function __construct($selector, array $css = array()) {
    *   The CSS property to be changed.
    * @param $value
    *   The new value of the CSS property.
-   *
-   * @return $this
    */
   public function setProperty($property, $value) {
     $this->css[$property] = $value;
diff --git a/core/lib/Drupal/Core/Asset/CssOptimizer.php b/core/lib/Drupal/Core/Asset/CssOptimizer.php
index b93a638..1090d5a 100644
--- a/core/lib/Drupal/Core/Asset/CssOptimizer.php
+++ b/core/lib/Drupal/Core/Asset/CssOptimizer.php
@@ -124,7 +124,6 @@ public function loadFile($file, $optimize = NULL, $reset_basepath = TRUE) {
    * @param array $matches
    *   An array of matches by a preg_replace_callback() call that scans for
    *   @import-ed CSS files, except for external CSS files.
-   *
    * @return
    *   The contents of the CSS file at $matches[1], with corrected paths.
    *
@@ -221,9 +220,6 @@ protected function processCss($contents, $optimize = FALSE) {
    * Note: the only reason this method is public is so color.module can call it;
    * it is not on the AssetOptimizerInterface, so future refactorings can make
    * it protected.
-   *
-   * @return string
-   *   The file path.
    */
   public function rewriteFileURI($matches) {
     // Prefix with base and remove '../' segments where possible.
diff --git a/core/themes/bartik/css/components/comments.css b/core/themes/bartik/css/components/comments.css
index 9f22c51..b935be5 100644
--- a/core/themes/bartik/css/components/comments.css
+++ b/core/themes/bartik/css/components/comments.css
@@ -7,6 +7,9 @@
 #content .comment-wrapper h2 {
   margin-bottom: 1em;
 }
+.field-node--comment {
+  font-size: 0.931em;
+}
 .comment {
   margin-bottom: 20px;
   display: table;
diff --git a/core/themes/bartik/css/components/content.css b/core/themes/bartik/css/components/content.css
index 5f899f9..ba44e00 100644
--- a/core/themes/bartik/css/components/content.css
+++ b/core/themes/bartik/css/components/content.css
@@ -154,10 +154,12 @@ h1#page-title {
 .field-name-field-user-picture img {
   margin: 0 0 1em;
 }
+.node__links {
+  font-size: 0.761em;
+}
 ul.links {
   color: #68696b;
   font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
-  font-size: 0.821em;
 }
 .node--unpublished,
 .unpublished {