diff --git a/core/includes/menu.inc b/core/includes/menu.inc
index 65c14ee..4cd9855 100644
--- a/core/includes/menu.inc
+++ b/core/includes/menu.inc
@@ -1659,7 +1659,7 @@ function theme_menu_local_action($variables) {
     'localized_options' => array(),
   );
   $link['localized_options']['attributes']['class'][] = 'button';
-  $link['localized_options']['attributes']['class'][] = 'button-add';
+  $link['localized_options']['attributes']['class'][] = 'button-action';
 
   $output = '<li>';
   $output .= l($link['title'], $link['href'], $link['localized_options']);
diff --git a/core/lib/Drupal/Core/Entity/EntityFormController.php b/core/lib/Drupal/Core/Entity/EntityFormController.php
index 90d5834..719d353 100644
--- a/core/lib/Drupal/Core/Entity/EntityFormController.php
+++ b/core/lib/Drupal/Core/Entity/EntityFormController.php
@@ -125,7 +125,7 @@ protected function actions(array $form, array &$form_state) {
       ),
       'delete' => array(
         '#value' => t('Delete'),
-        '#weight' => 50,
+        '#weight' => 100,
         '#button_type' => 'danger',
         // No need to validate the form when deleting the entity.
         '#submit' => array(
diff --git a/core/modules/system/system.theme-rtl.css b/core/modules/system/system.theme-rtl.css
index 04473b2..3c0afda 100644
--- a/core/modules/system/system.theme-rtl.css
+++ b/core/modules/system/system.theme-rtl.css
@@ -82,7 +82,7 @@ ul.menu {
   margin-left: auto;
   margin-right: 0;
 }
-.button-add:before {
+.button-action:before {
   margin-left: 0;
   margin-right: -0.1em;
   padding-left: 0.2em;
diff --git a/core/modules/system/system.theme.css b/core/modules/system/system.theme.css
index f0a00cb..0e27355 100644
--- a/core/modules/system/system.theme.css
+++ b/core/modules/system/system.theme.css
@@ -355,7 +355,7 @@ ul.tabs {
   padding: 0.2em 0.5em 0.3em;
   text-decoration: none;
 }
-.button-add:before {
+.button-action:before {
   content: '+';
   font-weight: 900;
   margin-left: -0.1em; /* LTR */
diff --git a/core/themes/bartik/css/style.css b/core/themes/bartik/css/style.css
index 81c7b15..1897320 100644
--- a/core/themes/bartik/css/style.css
+++ b/core/themes/bartik/css/style.css
@@ -1107,8 +1107,6 @@ button,
 button:hover,
 button:focus,
 button:active,
-.button:link,
-.button:visited,
 .button:hover,
 .button:focus,
 .button:active {
diff --git a/core/themes/seven/style.css b/core/themes/seven/style.css
index d0c0173..8ac3139 100644
--- a/core/themes/seven/style.css
+++ b/core/themes/seven/style.css
@@ -640,7 +640,6 @@ button,
 }
 button:focus,
 button:hover,
-.button:visited,
 .button:focus,
 .button:hover {
   background-color: #c0c0c0;
@@ -732,7 +731,7 @@ select.form-select:focus {
 .js input.throbbing {
   background-position: 100% -16px;
 }
-.button-add {
+.button-action {
   background: #1078d8;
   background-image: -webkit-linear-gradient(top, #419ff1, #1076d5);
   background-image: -moz-linear-gradient(top, #419ff1, #1076d5);
@@ -749,8 +748,8 @@ select.form-select:focus {
   padding: 4px 1em;
   text-shadow: 0 -1px 0 rgba(0, 0, 0, 0.5);
 }
-.button-add:focus,
-.button-add:hover {
+.button-action:focus,
+.button-action:hover {
   background-color: #419cf1;
   background-image: -webkit-linear-gradient(top, #59abf3, #2a90ef);
   background-image: -moz-linear-gradient(top, #59abf3, #2a90ef);
@@ -758,7 +757,7 @@ select.form-select:focus {
   background-image: linear-gradient(to bottom, #59abf3, #2a90ef);
   color: #fff;
 }
-.button-add:active {
+.button-action:active {
   background-color: #0e69be;
   background-image: -webkit-linear-gradient(top, #0e69be, #2a93ef);
   background-image: -moz-linear-gradient(top, #0e69be, #2a93ef);