diff --git a/core/modules/aggregator/templates/aggregator-feed.html.twig b/core/modules/aggregator/templates/aggregator-feed.html.twig
index 57f7d1562b8f880cd7335141d599f9f98ea156eb..ee44c3550543d0dc8a5c18e228f1315a67e6a6c7 100644
--- a/core/modules/aggregator/templates/aggregator-feed.html.twig
+++ b/core/modules/aggregator/templates/aggregator-feed.html.twig
@@ -18,14 +18,10 @@
  * @ingroup themeable
  */
 #}
-<div>
+{{ title_prefix }}
+{% if not full %}
+  <h2{{ title_attributes }}>{{ title }}</h2>
+{% endif %}
+{{ title_suffix }}
 
-  {{ title_prefix }}
-  {% if not full %}
-    <h2{{ title_attributes }}>{{ title }}</h2>
-  {% endif %}
-  {{ title_suffix }}
-
-  {{ content }}
-
-</div>
+{{ content }}
diff --git a/core/modules/filter/templates/filter-tips.html.twig b/core/modules/filter/templates/filter-tips.html.twig
index b020c23542fa39d65ef2c5323569ffb8653d849c..b9ed2d6e2ce91129da30858785b0c5d627882186 100644
--- a/core/modules/filter/templates/filter-tips.html.twig
+++ b/core/modules/filter/templates/filter-tips.html.twig
@@ -23,11 +23,8 @@
 {% endif %}
 
 {% if tips|length %}
-  {% if multiple %}
-    <div>
-  {% endif %}
-
   {% for name, tip in tips %}
+
     {% if multiple %}
       <div{{ attributes }}>
       <h3>{{ tip.name }}</h3>
@@ -44,9 +41,6 @@
     {% if multiple %}
       </div>
     {% endif %}
-  {% endfor %}
 
-  {% if multiple %}
-    </div>
-  {% endif %}
+  {% endfor %}
 {% endif %}
diff --git a/core/modules/forum/templates/forums.html.twig b/core/modules/forum/templates/forums.html.twig
index ca40e32a9d4514d3f5c1b880d40399406290b097..5116c769a1f12f87a020bd5cd765488633b78e79 100644
--- a/core/modules/forum/templates/forums.html.twig
+++ b/core/modules/forum/templates/forums.html.twig
@@ -17,9 +17,7 @@
  */
 #}
 {% if forums_defined %}
-  <div>
-    {{ forums }}
-    {{ topics }}
-    {{ topics_pager }}
-  </div>
+  {{ forums }}
+  {{ topics }}
+  {{ topics_pager }}
 {% endif %}
diff --git a/core/modules/image/templates/image-widget.html.twig b/core/modules/image/templates/image-widget.html.twig
index 90b93dbc5dd1b8009c11f2f2e964a846c9430456..3a3d3da7388df3bce2d519499d960128a2bd01c2 100644
--- a/core/modules/image/templates/image-widget.html.twig
+++ b/core/modules/image/templates/image-widget.html.twig
@@ -13,13 +13,7 @@
  */
 #}
 <div{{ attributes }}>
-  {% if data.preview %}
-    <div>
-      {{ data.preview }}
-    </div>
-  {% endif %}
-  <div>
-    {# Render widget data without the image preview that was output already. #}
-    {{ data|without('preview') }}
-  </div>
+  {{ data.preview }}
+  {# Render widget data without the image preview that was output already. #}
+  {{ data|without('preview') }}
 </div>
diff --git a/core/modules/link/templates/link-formatter-link-separate.html.twig b/core/modules/link/templates/link-formatter-link-separate.html.twig
index 4b583265e5a4a9831d0646ca8a46e7b685168abc..469cd9aef827a9c56d6354ea0fee0535c8932de8 100644
--- a/core/modules/link/templates/link-formatter-link-separate.html.twig
+++ b/core/modules/link/templates/link-formatter-link-separate.html.twig
@@ -15,10 +15,6 @@
  */
 #}
 {% spaceless %}
-  <div>
-    {% if title %}
-      <div>{{ title }}</div>
-    {% endif %}
-    <div>{{ link }}</div>
-  </div>
+  {{ title }}
+  {{ link }}
 {% endspaceless %}
diff --git a/core/modules/node/templates/node-edit-form.html.twig b/core/modules/node/templates/node-edit-form.html.twig
index 79f066ce81b744904d485b4b09df35b4e45e7cf5..fa455e6deeca25e8c269da0d83e8fa85154b641c 100644
--- a/core/modules/node/templates/node-edit-form.html.twig
+++ b/core/modules/node/templates/node-edit-form.html.twig
@@ -17,6 +17,4 @@
  * @ingroup themeable
  */
 #}
-<div>
-  {{ form }}
-</div>
+{{ form }}
diff --git a/core/modules/search/templates/search-result.html.twig b/core/modules/search/templates/search-result.html.twig
index 4847c9ce05b02c87c08ebb71106fbeca38ff427c..8982e9060029f02eb9849efd0f80c2971eecd700 100644
--- a/core/modules/search/templates/search-result.html.twig
+++ b/core/modules/search/templates/search-result.html.twig
@@ -63,11 +63,9 @@
   <a href="{{ url }}">{{ title }}</a>
 </h3>
 {{ title_suffix }}
-<div>
-  {% if snippet %}
-    <p{{ content_attributes }}>{{ snippet }}</p>
-  {% endif %}
-  {% if info %}
-    <p>{{ info }}</p>
-  {% endif %}
-</div>
+{% if snippet %}
+  <p{{ content_attributes }}>{{ snippet }}</p>
+{% endif %}
+{% if info %}
+  <p>{{ info }}</p>
+{% endif %}
diff --git a/core/modules/system/templates/block--system-branding-block.html.twig b/core/modules/system/templates/block--system-branding-block.html.twig
index 4c64251b97f8fd579ee296ef891ecfeb0888f279..63e0c3ee503812921dfb04bfd40c1690ce33f64b 100644
--- a/core/modules/system/templates/block--system-branding-block.html.twig
+++ b/core/modules/system/templates/block--system-branding-block.html.twig
@@ -22,11 +22,7 @@
     </a>
   {% endif %}
   {% if site_name %}
-    <div>
-      <a href="{{ url('<front>') }}" title="{{ 'Home'|t }}" rel="home">{{ site_name }}</a>
-    </div>
-  {% endif %}
-  {% if site_slogan %}
-    <div>{{ site_slogan }}</div>
+    <a href="{{ url('<front>') }}" title="{{ 'Home'|t }}" rel="home">{{ site_name }}</a>
   {% endif %}
+  {{ site_slogan }}
 {% endblock %}
diff --git a/core/modules/system/templates/datetime-wrapper.html.twig b/core/modules/system/templates/datetime-wrapper.html.twig
index 443b5b36e13b7a67c138697792da2f19fe931e0b..d5418df95687d813278a27138e1957ef45a325ad 100644
--- a/core/modules/system/templates/datetime-wrapper.html.twig
+++ b/core/modules/system/templates/datetime-wrapper.html.twig
@@ -24,6 +24,4 @@
   <h4{{ title_attributes.addClass(title_classes) }}>{{ title }}</h4>
 {% endif %}
 {{ content }}
-{% if description %}
-  <div>{{ description }}</div>
-{% endif %}
+{{ description }}
diff --git a/core/modules/system/templates/details.html.twig b/core/modules/system/templates/details.html.twig
index 42dd4c21ac6e52ab77755089e6cdab95a89d9ed1..1c0fd795eba1d35607d20b00ef25308221cb6aa4 100644
--- a/core/modules/system/templates/details.html.twig
+++ b/core/modules/system/templates/details.html.twig
@@ -19,15 +19,8 @@
   {%- if title -%}
     <summary{{ summary_attributes }}>{{ title }}</summary>
   {%- endif -%}
-  <div>
-    {%- if description -%}
-      <div>{{ description }}</div>
-    {%- endif -%}
-    {%- if children -%}
-      {{ children }}
-    {%- endif -%}
-    {%- if value -%}
-      {{ value }}
-    {%- endif -%}
-  </div>
+
+  {{ description }}
+  {{ children }}
+  {{ value }}
 </details>
diff --git a/core/modules/system/templates/item-list.html.twig b/core/modules/system/templates/item-list.html.twig
index fdb151e60c4107ac0e12d2b8bf5078c9f42813c0..2cef1d022f5d907161da2a3d03a6a80d9020fe8d 100644
--- a/core/modules/system/templates/item-list.html.twig
+++ b/core/modules/system/templates/item-list.html.twig
@@ -19,18 +19,17 @@
  */
 #}
 {%- if items or empty -%}
-  <div>
-    {%- if title is not empty -%}
-      <h3>{{ title }}</h3>
-    {%- endif -%}
-    {%- if items -%}
-      <{{ list_type }}{{ attributes }}>
-        {%- for item in items -%}
-          <li{{ item.attributes }}>{{ item.value }}</li>
-        {%- endfor -%}
-      </{{ list_type }}>
-    {%- else -%}
-      {{- empty -}}
-    {%- endif -%}
-  </div>
+  {%- if title is not empty -%}
+    <h3>{{ title }}</h3>
+  {%- endif -%}
+
+  {%- if items -%}
+    <{{ list_type }}{{ attributes }}>
+      {%- for item in items -%}
+        <li{{ item.attributes }}>{{ item.value }}</li>
+      {%- endfor -%}
+    </{{ list_type }}>
+  {%- else -%}
+    {{- empty -}}
+  {%- endif -%}
 {%- endif %}
diff --git a/core/modules/system/templates/maintenance-page.html.twig b/core/modules/system/templates/maintenance-page.html.twig
index 830ec21aae0b128ce91f6fb5406bc2cdcc2a4643..748ed5a3aa4ae1a1b13dd80904b4054f46f92f41 100644
--- a/core/modules/system/templates/maintenance-page.html.twig
+++ b/core/modules/system/templates/maintenance-page.html.twig
@@ -11,57 +11,50 @@
  * @ingroup themeable
  */
 #}
-<div>
-
-  <header role="banner">
-    {% if logo %}
-      <a href="{{ front_page }}" title="{{ 'Home'|t }}" rel="home">
-        <img src="{{ logo }}" alt="{{ 'Home'|t }}"/>
-      </a>
-    {% endif %}
-
-    {% if site_name or site_slogan %}
-      <div>
-        {% if site_name %}
-         <h1>
-           <a href="{{ front_page }}" title="{{ 'Home'|t }}" rel="home">{{ site_name }}</a>
-         </h1>
-        {% endif %}
+<header role="banner">
+  {% if logo %}
+    <a href="{{ front_page }}" title="{{ 'Home'|t }}" rel="home">
+      <img src="{{ logo }}" alt="{{ 'Home'|t }}"/>
+    </a>
+  {% endif %}
 
-        {% if site_slogan %}
-          <div>{{ site_slogan }}</div>
-        {% endif %}
-      </div>
+  {% if site_name or site_slogan %}
+    {% if site_name %}
+      <h1>
+        <a href="{{ front_page }}" title="{{ 'Home'|t }}" rel="home">{{ site_name }}</a>
+      </h1>
     {% endif %}
 
-  </header>
-
-  <main role="main">
-    {% if title %}
-      <h1>{{ title }}</h1>
+    {% if site_slogan %}
+      <div>{{ site_slogan }}</div>
     {% endif %}
+  {% endif %}
+</header>
 
-    {{ page.highlighted }}
+<main role="main">
+  {% if title %}
+    <h1>{{ title }}</h1>
+  {% endif %}
 
-    {{ page.content }}
-  </main>
+  {{ page.highlighted }}
 
-  {% if page.sidebar_first %}
-    <aside role="complementary">
-      {{ page.sidebar_first }}
-    </aside>
-  {% endif %}
+  {{ page.content }}
+</main>
 
-  {% if page.sidebar_second %}
-    <aside role="complementary">
-      {{ page.sidebar_second }}
-    </aside>
-  {% endif %}
+{% if page.sidebar_first %}
+  <aside role="complementary">
+    {{ page.sidebar_first }}
+  </aside>
+{% endif %}
 
-  {% if page.footer %}
-    <footer role="contentinfo">
-      {{ page.footer }}
-    </footer>
-  {% endif %}
+{% if page.sidebar_second %}
+  <aside role="complementary">
+    {{ page.sidebar_second }}
+  </aside>
+{% endif %}
 
-</div>
+{% if page.footer %}
+  <footer role="contentinfo">
+    {{ page.footer }}
+  </footer>
+{% endif %}
diff --git a/core/modules/system/templates/mark.html.twig b/core/modules/system/templates/mark.html.twig
index 1697de3a5f1455c3f1b27a01c43ae6d3f3ee60fd..6da921a447e48430fde4ddbf55801686126d3db2 100644
--- a/core/modules/system/templates/mark.html.twig
+++ b/core/modules/system/templates/mark.html.twig
@@ -15,8 +15,8 @@
 #}
 {% if logged_in %}
   {% if status is constant('MARK_NEW') %}
-    <span>{{ 'new'|t }}</span>
+    {{ 'new'|t }}
   {% elseif status is constant('MARK_UPDATED') %}
-    <span>{{ 'updated'|t }}</span>
+    {{ 'updated'|t }}
   {% endif %}
 {% endif %}
diff --git a/core/modules/taxonomy/templates/taxonomy-term.html.twig b/core/modules/taxonomy/templates/taxonomy-term.html.twig
index 750fd734faf0a77260c05be0413daf6cd58c80c5..d6fb9bdbcb23478d8141d270042fe5405c5743d1 100644
--- a/core/modules/taxonomy/templates/taxonomy-term.html.twig
+++ b/core/modules/taxonomy/templates/taxonomy-term.html.twig
@@ -31,7 +31,5 @@
     <h2><a href="{{ url }}">{{ name }}</a></h2>
   {% endif %}
   {{ title_suffix }}
-  <div>
-    {{ content }}
-  </div>
+  {{ content }}
 </div>