diff --git a/Example/Index.html b/Example/Index.html
index 688d0a3..5bc4106 100644
--- a/Example/Index.html
+++ b/Example/Index.html
@@ -1,7 +1,7 @@
 <!DOCTYPE html>
 <html class="no-js" lang="en">
 <head>
-    <title>Example — Collapsible container 1.4.4
+    <title>Example — Collapsible container 2.1.0
         documentation</title>
 
     
@@ -10,11 +10,11 @@
 <meta content="phpdocumentor/guides" name="generator">
 <meta content="Collapsible container" name="docsearch:name">
 <meta content="" name="docsearch:package_type">
-<meta content="1.4.4" name="docsearch:release">
-<meta content="1.4.4" name="docsearch:version">
-<meta content="2024-11-30T19:48:28+00:00" name="docsearch:modified">
-<meta content="2024-11-30T19:48:28+00:00" name="dc.modified">
-<meta content="2024-11-30T19:48:28+00:00" property="article:modified_time">
+<meta content="2.1.0" name="docsearch:release">
+<meta content="2.1.0" name="docsearch:version">
+<meta content="2024-11-30T20:07:32+00:00" name="docsearch:modified">
+<meta content="2024-11-30T20:07:32+00:00" name="dc.modified">
+<meta content="2024-11-30T20:07:32+00:00" property="article:modified_time">
     <link href="http://purl.org/dc/elements/1.1/" rel="schema.dc">
 <link href="../_resources/css/theme.css" rel="stylesheet">
 <link href="https://docs.typo3.org/search/" rel="search" title="Search">
@@ -80,7 +80,7 @@
                 <div id="toc-version" class="toc-version" data-override-url-proxy="https://render-guides.ddev.site/_resources/js/versions-proxy.php?url=" data-override-url-self="https://docs.typo3.org/m/typo3/tutorial-getting-started/12.4/en-us/Concepts/Index.html">
                 
                     <span class="toc-version-prefix">Release:</span>
-                    <span class="toc-version-number" tabindex="0">1.4.4</span>
+                    <span class="toc-version-number" tabindex="0">2.1.0</span>
                 </div>
                 <div id="toc-version-options" class="toc-version-options">
                     <p><span class="fa fa-spinner fa-spin"></span> Loading data.</p>
@@ -308,7 +308,7 @@ <h5 class="modal-title" id="generalModalLabel"></h5>
                                                 <li><a href="https://github.com/evoweb/ew_collapsible_container/issues" rel="nofollow noopener" title="Issues"><span>Issues</span></a></li>
                                                 <li><a href="https://github.com/evoweb/ew_collapsible_container" rel="nofollow noopener" title="Repository"><span>Repository</span></a></li>
                                             </ul>                <div class="footer-additional">
-                    <p class="text-center">Last rendered: Nov 30, 2024 19:48</p>
+                    <p class="text-center">Last rendered: Nov 30, 2024 20:07</p>
                 </div>
                 <div class="footer-meta">
                                         <div class="footer-meta-copyright">
diff --git a/Index.html b/Index.html
index 3097016..38f3b0d 100644
--- a/Index.html
+++ b/Index.html
@@ -1,7 +1,7 @@
 <!DOCTYPE html>
 <html class="no-js" lang="en">
 <head>
-    <title>Container with collapsible columns — Collapsible container 1.4.4
+    <title>Container with collapsible columns — Collapsible container 2.1.0
         documentation</title>
 
     
@@ -10,11 +10,11 @@
 <meta content="phpdocumentor/guides" name="generator">
 <meta content="Collapsible container" name="docsearch:name">
 <meta content="" name="docsearch:package_type">
-<meta content="1.4.4" name="docsearch:release">
-<meta content="1.4.4" name="docsearch:version">
-<meta content="2024-11-30T19:48:28+00:00" name="docsearch:modified">
-<meta content="2024-11-30T19:48:28+00:00" name="dc.modified">
-<meta content="2024-11-30T19:48:28+00:00" property="article:modified_time">
+<meta content="2.1.0" name="docsearch:release">
+<meta content="2.1.0" name="docsearch:version">
+<meta content="2024-11-30T20:07:32+00:00" name="docsearch:modified">
+<meta content="2024-11-30T20:07:32+00:00" name="dc.modified">
+<meta content="2024-11-30T20:07:32+00:00" property="article:modified_time">
     <link href="http://purl.org/dc/elements/1.1/" rel="schema.dc">
 <link href="_resources/css/theme.css" rel="stylesheet">
 <link href="https://docs.typo3.org/search/" rel="search" title="Search">
@@ -79,7 +79,7 @@
                 <div id="toc-version" class="toc-version" data-override-url-proxy="https://render-guides.ddev.site/_resources/js/versions-proxy.php?url=" data-override-url-self="https://docs.typo3.org/m/typo3/tutorial-getting-started/12.4/en-us/Concepts/Index.html">
                 
                     <span class="toc-version-prefix">Release:</span>
-                    <span class="toc-version-number" tabindex="0">1.4.4</span>
+                    <span class="toc-version-number" tabindex="0">2.1.0</span>
                 </div>
                 <div id="toc-version-options" class="toc-version-options">
                     <p><span class="fa fa-spinner fa-spin"></span> Loading data.</p>
@@ -175,7 +175,7 @@ <h1>Container with collapsible columns<a class="headerlink" href="#container-wit
 
         <dd class="field-odd">
             
-    <p>1.4.4</p>
+    <p>2.1.0</p>
         </dd>
             <dt class="field-odd">Language</dt>
 
@@ -201,7 +201,7 @@ <h1>Container with collapsible columns<a class="headerlink" href="#container-wit
 
         <dd class="field-odd">
             
-    <p>Sat, 30 Nov 2024 19:48:28 +0000</p>
+    <p>Sat, 30 Nov 2024 20:07:32 +0000</p>
         </dd>
             <dt class="field-odd">Copyright</dt>
 
@@ -346,7 +346,7 @@ <h5 class="modal-title" id="generalModalLabel"></h5>
                                                 <li><a href="https://github.com/evoweb/ew_collapsible_container/issues" rel="nofollow noopener" title="Issues"><span>Issues</span></a></li>
                                                 <li><a href="https://github.com/evoweb/ew_collapsible_container" rel="nofollow noopener" title="Repository"><span>Repository</span></a></li>
                                             </ul>                <div class="footer-additional">
-                    <p class="text-center">Last rendered: Nov 30, 2024 19:48</p>
+                    <p class="text-center">Last rendered: Nov 30, 2024 20:07</p>
                 </div>
                 <div class="footer-meta">
                                         <div class="footer-meta-copyright">
diff --git a/Installation/Index.html b/Installation/Index.html
index 8b6b6c1..fa8d8ba 100644
--- a/Installation/Index.html
+++ b/Installation/Index.html
@@ -1,7 +1,7 @@
 <!DOCTYPE html>
 <html class="no-js" lang="en">
 <head>
-    <title>Installation — Collapsible container 1.4.4
+    <title>Installation — Collapsible container 2.1.0
         documentation</title>
 
     
@@ -10,11 +10,11 @@
 <meta content="phpdocumentor/guides" name="generator">
 <meta content="Collapsible container" name="docsearch:name">
 <meta content="" name="docsearch:package_type">
-<meta content="1.4.4" name="docsearch:release">
-<meta content="1.4.4" name="docsearch:version">
-<meta content="2024-11-30T19:48:28+00:00" name="docsearch:modified">
-<meta content="2024-11-30T19:48:28+00:00" name="dc.modified">
-<meta content="2024-11-30T19:48:28+00:00" property="article:modified_time">
+<meta content="2.1.0" name="docsearch:release">
+<meta content="2.1.0" name="docsearch:version">
+<meta content="2024-11-30T20:07:32+00:00" name="docsearch:modified">
+<meta content="2024-11-30T20:07:32+00:00" name="dc.modified">
+<meta content="2024-11-30T20:07:32+00:00" property="article:modified_time">
     <link href="http://purl.org/dc/elements/1.1/" rel="schema.dc">
 <link href="../_resources/css/theme.css" rel="stylesheet">
 <link href="https://docs.typo3.org/search/" rel="search" title="Search">
@@ -80,7 +80,7 @@
                 <div id="toc-version" class="toc-version" data-override-url-proxy="https://render-guides.ddev.site/_resources/js/versions-proxy.php?url=" data-override-url-self="https://docs.typo3.org/m/typo3/tutorial-getting-started/12.4/en-us/Concepts/Index.html">
                 
                     <span class="toc-version-prefix">Release:</span>
-                    <span class="toc-version-number" tabindex="0">1.4.4</span>
+                    <span class="toc-version-number" tabindex="0">2.1.0</span>
                 </div>
                 <div id="toc-version-options" class="toc-version-options">
                     <p><span class="fa fa-spinner fa-spin"></span> Loading data.</p>
@@ -292,7 +292,7 @@ <h5 class="modal-title" id="generalModalLabel"></h5>
                                                 <li><a href="https://github.com/evoweb/ew_collapsible_container/issues" rel="nofollow noopener" title="Issues"><span>Issues</span></a></li>
                                                 <li><a href="https://github.com/evoweb/ew_collapsible_container" rel="nofollow noopener" title="Repository"><span>Repository</span></a></li>
                                             </ul>                <div class="footer-additional">
-                    <p class="text-center">Last rendered: Nov 30, 2024 19:48</p>
+                    <p class="text-center">Last rendered: Nov 30, 2024 20:07</p>
                 </div>
                 <div class="footer-meta">
                                         <div class="footer-meta-copyright">
diff --git a/Sitemap.html b/Sitemap.html
index d5150f7..31f2acc 100644
--- a/Sitemap.html
+++ b/Sitemap.html
@@ -1,7 +1,7 @@
 <!DOCTYPE html>
 <html class="no-js" lang="en">
 <head>
-    <title>Sitemap — Collapsible container 1.4.4
+    <title>Sitemap — Collapsible container 2.1.0
         documentation</title>
 
     
@@ -10,11 +10,11 @@
 <meta content="phpdocumentor/guides" name="generator">
 <meta content="Collapsible container" name="docsearch:name">
 <meta content="" name="docsearch:package_type">
-<meta content="1.4.4" name="docsearch:release">
-<meta content="1.4.4" name="docsearch:version">
-<meta content="2024-11-30T19:48:28+00:00" name="docsearch:modified">
-<meta content="2024-11-30T19:48:28+00:00" name="dc.modified">
-<meta content="2024-11-30T19:48:28+00:00" property="article:modified_time">
+<meta content="2.1.0" name="docsearch:release">
+<meta content="2.1.0" name="docsearch:version">
+<meta content="2024-11-30T20:07:32+00:00" name="docsearch:modified">
+<meta content="2024-11-30T20:07:32+00:00" name="dc.modified">
+<meta content="2024-11-30T20:07:32+00:00" property="article:modified_time">
 <meta name="x-typo3-indexer" content="noindex">
     <meta name="robots" content="noindex">    <link href="http://purl.org/dc/elements/1.1/" rel="schema.dc">
 <link href="_resources/css/theme.css" rel="stylesheet">
@@ -80,7 +80,7 @@
                 <div id="toc-version" class="toc-version" data-override-url-proxy="https://render-guides.ddev.site/_resources/js/versions-proxy.php?url=" data-override-url-self="https://docs.typo3.org/m/typo3/tutorial-getting-started/12.4/en-us/Concepts/Index.html">
                 
                     <span class="toc-version-prefix">Release:</span>
-                    <span class="toc-version-number" tabindex="0">1.4.4</span>
+                    <span class="toc-version-number" tabindex="0">2.1.0</span>
                 </div>
                 <div id="toc-version-options" class="toc-version-options">
                     <p><span class="fa fa-spinner fa-spin"></span> Loading data.</p>
@@ -288,7 +288,7 @@ <h5 class="modal-title" id="generalModalLabel"></h5>
                                                 <li><a href="https://github.com/evoweb/ew_collapsible_container/issues" rel="nofollow noopener" title="Issues"><span>Issues</span></a></li>
                                                 <li><a href="https://github.com/evoweb/ew_collapsible_container" rel="nofollow noopener" title="Repository"><span>Repository</span></a></li>
                                             </ul>                <div class="footer-additional">
-                    <p class="text-center">Last rendered: Nov 30, 2024 19:48</p>
+                    <p class="text-center">Last rendered: Nov 30, 2024 20:07</p>
                 </div>
                 <div class="footer-meta">
                                         <div class="footer-meta-copyright">
diff --git a/objects.inv b/objects.inv
index 3024c49..6d324ca 100644
Binary files a/objects.inv and b/objects.inv differ
diff --git a/objects.inv.json b/objects.inv.json
index 0023f1f..db7a484 100644
--- a/objects.inv.json
+++ b/objects.inv.json
@@ -2,25 +2,25 @@
     "std:doc": {
         "Example\/Index": [
             "Collapsible container",
-            "1.4.4",
+            "2.1.0",
             "Example\/Index.html",
             "Example"
         ],
         "Index": [
             "Collapsible container",
-            "1.4.4",
+            "2.1.0",
             "Index.html",
             "Container with collapsible columns"
         ],
         "Installation\/Index": [
             "Collapsible container",
-            "1.4.4",
+            "2.1.0",
             "Installation\/Index.html",
             "Installation"
         ],
         "Sitemap": [
             "Collapsible container",
-            "1.4.4",
+            "2.1.0",
             "Sitemap.html",
             "Sitemap"
         ]
@@ -28,19 +28,19 @@
     "std:label": {
         "example": [
             "Collapsible container",
-            "1.4.4",
+            "2.1.0",
             "Example\/Index.html#example",
             "Example"
         ],
         "start": [
             "Collapsible container",
-            "1.4.4",
+            "2.1.0",
             "Index.html#start",
             "Container with collapsible columns"
         ],
         "installation": [
             "Collapsible container",
-            "1.4.4",
+            "2.1.0",
             "Installation\/Index.html#installation",
             "Installation"
         ]
@@ -48,31 +48,31 @@
     "std:title": {
         "example-1": [
             "Collapsible container",
-            "1.4.4",
+            "2.1.0",
             "Example\/Index.html#example-1",
             "Example"
         ],
         "container-with-collapsible-columns": [
             "Collapsible container",
-            "1.4.4",
+            "2.1.0",
             "Index.html#container-with-collapsible-columns",
             "Container with collapsible columns"
         ],
         "installation-1": [
             "Collapsible container",
-            "1.4.4",
+            "2.1.0",
             "Installation\/Index.html#installation-1",
             "Installation"
         ],
         "installation-via-composer": [
             "Collapsible container",
-            "1.4.4",
+            "2.1.0",
             "Installation\/Index.html#installation-via-composer",
             "Installation via Composer"
         ],
         "sitemap": [
             "Collapsible container",
-            "1.4.4",
+            "2.1.0",
             "Sitemap.html#sitemap",
             "Sitemap"
         ]
diff --git a/singlehtml/Index.html b/singlehtml/Index.html
index 2a019a5..2798ffe 100644
--- a/singlehtml/Index.html
+++ b/singlehtml/Index.html
@@ -1,7 +1,7 @@
 <!DOCTYPE html>
 <html class="no-js" lang="en">
 <head>
-    <title>Collapsible container 1.4.4
+    <title>Collapsible container 2.1.0
         documentation</title>
 
     
@@ -10,11 +10,11 @@
 <meta content="phpdocumentor/guides" name="generator">
 <meta content="Collapsible container" name="docsearch:name">
 <meta content="" name="docsearch:package_type">
-<meta content="1.4.4" name="docsearch:release">
-<meta content="1.4.4" name="docsearch:version">
-<meta content="2024-11-30T19:48:28+00:00" name="docsearch:modified">
-<meta content="2024-11-30T19:48:28+00:00" name="dc.modified">
-<meta content="2024-11-30T19:48:28+00:00" property="article:modified_time">
+<meta content="2.1.0" name="docsearch:release">
+<meta content="2.1.0" name="docsearch:version">
+<meta content="2024-11-30T20:07:32+00:00" name="docsearch:modified">
+<meta content="2024-11-30T20:07:32+00:00" name="dc.modified">
+<meta content="2024-11-30T20:07:32+00:00" property="article:modified_time">
     <link href="http://purl.org/dc/elements/1.1/" rel="schema.dc">
 <link href="../_resources/css/theme.css" rel="stylesheet">
 <link href="https://docs.typo3.org/search/" rel="search" title="Search">
@@ -77,7 +77,7 @@
                 <div id="toc-version" class="toc-version" data-override-url-proxy="https://render-guides.ddev.site/_resources/js/versions-proxy.php?url=" data-override-url-self="https://docs.typo3.org/m/typo3/tutorial-getting-started/12.4/en-us/Concepts/Index.html">
                 
                     <span class="toc-version-prefix">Release:</span>
-                    <span class="toc-version-number" tabindex="0">1.4.4</span>
+                    <span class="toc-version-number" tabindex="0">2.1.0</span>
                 </div>
                 <div id="toc-version-options" class="toc-version-options">
                     <p><span class="fa fa-spinner fa-spin"></span> Loading data.</p>
@@ -119,7 +119,7 @@ <h1>Container with collapsible columns<a class="headerlink" href="#container-wit
 
         <dd class="field-odd">
             
-    <p>1.4.4</p>
+    <p>2.1.0</p>
         </dd>
             <dt class="field-odd">Language</dt>
 
@@ -145,7 +145,7 @@ <h1>Container with collapsible columns<a class="headerlink" href="#container-wit
 
         <dd class="field-odd">
             
-    <p>Sat, 30 Nov 2024 19:48:28 +0000</p>
+    <p>Sat, 30 Nov 2024 20:07:32 +0000</p>
         </dd>
             <dt class="field-odd">Copyright</dt>
 
@@ -207,7 +207,7 @@ <h1>Container with collapsible columns<a class="headerlink" href="#container-wit
 
         <dd class="field-odd">
             
-    <p>1.4.4</p>
+    <p>2.1.0</p>
         </dd>
             <dt class="field-odd">Language</dt>
 
@@ -233,7 +233,7 @@ <h1>Container with collapsible columns<a class="headerlink" href="#container-wit
 
         <dd class="field-odd">
             
-    <p>Sat, 30 Nov 2024 19:48:28 +0000</p>
+    <p>Sat, 30 Nov 2024 20:07:32 +0000</p>
         </dd>
             <dt class="field-odd">Copyright</dt>
 
@@ -442,7 +442,7 @@ <h5 class="modal-title" id="generalModalLabel"></h5>
                                                 <li><a href="https://github.com/evoweb/ew_collapsible_container/issues" rel="nofollow noopener" title="Issues"><span>Issues</span></a></li>
                                                 <li><a href="https://github.com/evoweb/ew_collapsible_container" rel="nofollow noopener" title="Repository"><span>Repository</span></a></li>
                                             </ul>                <div class="footer-additional">
-                    <p class="text-center">Last rendered: Nov 30, 2024 19:48</p>
+                    <p class="text-center">Last rendered: Nov 30, 2024 20:07</p>
                 </div>
                 <div class="footer-meta">
                                         <div class="footer-meta-copyright">
