diff --git a/core/modules/views/src/Tests/Handler/AreaEntityTest.php b/core/modules/views/src/Tests/Handler/AreaEntityTest.php
index bc3fe6e..aa51b40 100644
--- a/core/modules/views/src/Tests/Handler/AreaEntityTest.php
+++ b/core/modules/views/src/Tests/Handler/AreaEntityTest.php
@@ -125,23 +125,26 @@ public function doTestRender($entities) {
     $view = Views::getView('test_entity_area');
     $preview = $view->preview('default', [$entities[1]->id()]);
     $this->setRawContent(\Drupal::service('renderer')->render($preview));
+    $view_class = 'view-dom-id-' . $view->dom_id;
+    $header_xpath = '//div[@class = "' . $view_class . '"]/div[1]';
+    $footer_xpath = '//div[@class = "' . $view_class . '"]/div[3]';
 
-    $result = $this->xpath('//div[@class = "view-header"]');
+    $result = $this->xpath($header_xpath);
     $this->assertTrue(strpos(trim((string) $result[0]), $entities[0]->label()) !== FALSE, 'The rendered entity appears in the header of the view.');
     $this->assertTrue(strpos(trim((string) $result[0]), 'full') !== FALSE, 'The rendered entity appeared in the right view mode.');
 
-    $result = $this->xpath('//div[@class = "view-footer"]');
+    $result = $this->xpath($footer_xpath);
     $this->assertTrue(strpos(trim((string) $result[0]), $entities[1]->label()) !== FALSE, 'The rendered entity appears in the footer of the view.');
     $this->assertTrue(strpos(trim((string) $result[0]), 'full') !== FALSE, 'The rendered entity appeared in the right view mode.');
 
     $preview = $view->preview('default', array($entities[1]->id()));
     $this->setRawContent(drupal_render($preview));
 
-    $result = $this->xpath('//div[@class = "view-header"]');
+    $result = $this->xpath($header_xpath);
     $this->assertTrue(strpos(trim((string) $result[0]), $entities[0]->label()) !== FALSE, 'The rendered entity appears in the header of the view.');
     $this->assertTrue(strpos(trim((string) $result[0]), 'full') !== FALSE, 'The rendered entity appeared in the right view mode.');
 
-    $result = $this->xpath('//div[@class = "view-footer"]');
+    $result = $this->xpath($footer_xpath);
     $this->assertTrue(strpos(trim((string) $result[0]), $entities[1]->label()) !== FALSE, 'The rendered entity appears in the footer of the view.');
     $this->assertTrue(strpos(trim((string) $result[0]), 'full') !== FALSE, 'The rendered entity appeared in the right view mode.');
 
@@ -158,8 +161,8 @@ public function doTestRender($entities) {
 
     $preview = $view->preview('default', array($entities[1]->id()));
     $this->setRawContent(drupal_render($preview));
-
-    $result = $this->xpath('//div[@class = "view-header"]');
+    $view_class = 'view-dom-id-' . $view->dom_id;
+    $result = $this->xpath('//div[@class = "' . $view_class . '"]/div[1]');
     $this->assertTrue(strpos(trim((string) $result[0]), $entities[0]->label()) !== FALSE, 'The rendered entity appears in the header of the view.');
     $this->assertTrue(strpos(trim((string) $result[0]), 'test') !== FALSE, 'The rendered entity appeared in the right view mode.');
 
@@ -167,7 +170,8 @@ public function doTestRender($entities) {
     $view = Views::getView('test_entity_area');
     $preview = $view->preview('default', array($entities[2]->id()));
     $this->setRawContent(drupal_render($preview));
-    $result = $this->xpath('//div[@class = "view-footer"]');
+    $view_class = 'view-dom-id-' . $view->dom_id;
+    $result = $this->xpath('//div[@class = "' . $view_class . '"]/div[3]');
     $this->assertTrue(strpos($result[0], $entities[2]->label()) === FALSE, 'The rendered entity does not appear in the footer of the view.');
 
     // Test the available view mode options.
diff --git a/core/modules/views/src/Tests/Handler/AreaViewTest.php b/core/modules/views/src/Tests/Handler/AreaViewTest.php
index ef7498b..aa17063 100644
--- a/core/modules/views/src/Tests/Handler/AreaViewTest.php
+++ b/core/modules/views/src/Tests/Handler/AreaViewTest.php
@@ -44,7 +44,7 @@ public function testViewArea() {
     $this->executeView($view);
     $output = $view->render();
     $output = drupal_render($output);
-    $this->assertTrue(strpos($output, 'view-test-simple-argument') !== FALSE, 'The test view is correctly embedded.');
+    $this->assertTrue(strpos($output, 'view-dom-id-' . $view->dom_id) !== FALSE, 'The test view is correctly embedded.');
     $view->destroy();
 
     $view->setArguments(array(27));
diff --git a/core/modules/views/templates/views-exposed-form.html.twig b/core/modules/views/templates/views-exposed-form.html.twig
index f5b5fc3..3fdc576 100644
--- a/core/modules/views/templates/views-exposed-form.html.twig
+++ b/core/modules/views/templates/views-exposed-form.html.twig
@@ -18,6 +18,6 @@
   #}
 {{ q }}
 {% endif %}
-<div class="form--inline clearfix">
+<div>
   {{ form }}
 </div>
diff --git a/core/modules/views/templates/views-mini-pager.html.twig b/core/modules/views/templates/views-mini-pager.html.twig
index e17311a..8ebfa8c 100644
--- a/core/modules/views/templates/views-mini-pager.html.twig
+++ b/core/modules/views/templates/views-mini-pager.html.twig
@@ -12,11 +12,11 @@
  */
 #}
 {% if items.previous or items.next %}
-  <nav class="pager" role="navigation" aria-labelledby="pagination-heading">
-    <h4 class="pager__heading visually-hidden">{{ 'Pagination'|t }}</h4>
+  <nav role="navigation" aria-labelledby="pagination-heading">
+    <h4 class="visually-hidden">{{ 'Pagination'|t }}</h4>
     <ul class="pager__items">
       {% if items.previous %}
-        <li class="pager__item pager__item--previous">
+        <li>
           <a href="{{ items.previous.href }}" title="{{ 'Go to previous page'|t }}" rel="prev"{{ items.previous.attributes }}>
             <span class="visually-hidden">{{ 'Previous page'|t }}</span>
             <span aria-hidden="true">{{ items.previous.text|default('‹‹'|t) }}</span>
@@ -24,14 +24,14 @@
         </li>
       {% endif %}
       {% if items.current %}
-        <li class="pager__item is-active">
+        <li>
           {% trans %}
             Page {{ items.current }}
           {% endtrans %}
         </li>
       {% endif %}
       {% if items.next %}
-        <li class="pager__item pager__item--next">
+        <li>
           <a href="{{ items.next.href }}" title="{{ 'Go to next page'|t }}" rel="next"{{ items.next.attributes }}>
             <span class="visually-hidden">{{ 'Next page'|t }}</span>
             <span aria-hidden="true">{{ items.next.text|default('››'|t) }}</span>
diff --git a/core/modules/views/templates/views-view-grouping.html.twig b/core/modules/views/templates/views-view-grouping.html.twig
index f06e6b6..2418587 100644
--- a/core/modules/views/templates/views-view-grouping.html.twig
+++ b/core/modules/views/templates/views-view-grouping.html.twig
@@ -16,7 +16,7 @@
  * @ingroup themeable
  */
 #}
-<div class="view-grouping">
-  <div class="view-grouping-header">{{ title }}</div>
-  <div class="view-grouping-content">{{ content }}</div>
+<div>
+  <div>{{ title }}</div>
+  <div>{{ content }}</div>
 </div>
diff --git a/core/modules/views/templates/views-view-summary.html.twig b/core/modules/views/templates/views-view-summary.html.twig
index 86b78ad..2c2d454 100644
--- a/core/modules/views/templates/views-view-summary.html.twig
+++ b/core/modules/views/templates/views-view-summary.html.twig
@@ -20,8 +20,8 @@
  * @ingroup themeable
  */
 #}
-<div class="item-list">
-  <ul class="views-summary">
+<div>
+  <ul>
   {% for row in rows %}
     <li><a href="{{ row.url }}"{{ row.attributes.addClass(row.active ? 'is-active') }}>{{ row.link }}</a>
       {% if options.count %}
diff --git a/core/modules/views/templates/views-view-table.html.twig b/core/modules/views/templates/views-view-table.html.twig
index 48f8a4f..9efcc77 100644
--- a/core/modules/views/templates/views-view-table.html.twig
+++ b/core/modules/views/templates/views-view-table.html.twig
@@ -34,8 +34,6 @@
 #}
 {%
   set classes = [
-    'views-table',
-    'views-view-table',
     'cols-' ~ header|length,
     responsive ? 'responsive-enabled',
     sticky ? 'sticky-enabled',
diff --git a/core/modules/views/templates/views-view.html.twig b/core/modules/views/templates/views-view.html.twig
index a62bde1..081f125 100644
--- a/core/modules/views/templates/views-view.html.twig
+++ b/core/modules/views/templates/views-view.html.twig
@@ -34,10 +34,6 @@
 #}
 {%
   set classes = [
-    'view',
-    'view-' ~ id|clean_class,
-    'view-id-' ~ id,
-    'view-display-id-' ~ display_id,
     dom_id ? 'view-dom-id-' ~ dom_id,
   ]
 %}
@@ -48,27 +44,27 @@
   {% endif %}
   {{ title_suffix }}
   {% if header %}
-    <div class="view-header">
+    <div>
       {{ header }}
     </div>
   {% endif %}
   {% if exposed %}
-    <div class="view-filters">
+    <div>
       {{ exposed }}
     </div>
   {% endif %}
   {% if attachment_before %}
-    <div class="attachment attachment-before">
+    <div>
       {{ attachment_before }}
     </div>
   {% endif %}
 
   {% if rows %}
-    <div class="view-content">
+    <div>
       {{ rows }}
     </div>
   {% elseif empty %}
-    <div class="view-empty">
+    <div>
       {{ empty }}
     </div>
   {% endif %}
@@ -77,7 +73,7 @@
     {{ pager }}
   {% endif %}
   {% if attachment_after %}
-    <div class="attachment attachment-after">
+    <div>
       {{ attachment_after }}
     </div>
   {% endif %}
@@ -85,12 +81,12 @@
     {{ more }}
   {% endif %}
   {% if footer %}
-    <div class="view-footer">
+    <div>
       {{ footer }}
     </div>
   {% endif %}
   {% if feed_icons %}
-    <div class="feed-icons">
+    <div>
       {{ feed_icons }}
     </div>
   {% endif %}