diff --git a/composer.json b/composer.json
index 71fb52d5e..c062dcda0 100644
--- a/composer.json
+++ b/composer.json
@@ -63,7 +63,8 @@
         },
         "config-plugin": {
             "params": "params.php",
-            "di": "di.php"
+            "di": "di.php",
+            "widgets-themes": "widgets-themes.php"
         }
     },
     "autoload": {
diff --git a/config/widgets-themes.php b/config/widgets-themes.php
new file mode 100644
index 000000000..4e7973fc8
--- /dev/null
+++ b/config/widgets-themes.php
@@ -0,0 +1,14 @@
+<?php
+
+declare(strict_types=1);
+
+use Yiisoft\Yii\DataView\GridView;
+
+return [
+    'bootstrap5' => [
+        GridView::class => [
+            'tableClass()' => ['table table-bordered'],
+            'tbodyClass()' => ['table-group-divider'],
+        ],
+    ],
+];
diff --git a/src/GridView.php b/src/GridView.php
index 53ea4e005..905d1f39b 100644
--- a/src/GridView.php
+++ b/src/GridView.php
@@ -12,7 +12,6 @@
 use Yiisoft\Html\Html;
 use Yiisoft\Html\Tag\Col;
 use Yiisoft\Html\Tag\Colgroup;
-use Yiisoft\Html\Tag\Tbody;
 use Yiisoft\Html\Tag\Td;
 use Yiisoft\Html\Tag\Tr;
 use Yiisoft\Router\CurrentRoute;
@@ -51,7 +50,8 @@ final class GridView extends BaseListView
     private bool $headerTableEnabled = true;
     private array $headerRowAttributes = [];
     private array $rowAttributes = [];
-    private array $tableAttributes = ['class' => 'table'];
+    private array $tableAttributes = [];
+    private array $tbodyAttributes = [];
 
     public function __construct(
         private CurrentRoute $currentRoute,
@@ -257,15 +257,74 @@ public function rowAttributes(array $values): self
     }
 
     /**
-     * Return new instance with the HTML attributes for the table.
+     * Return new instance with the HTML attributes for the `table` tag.
      *
-     * @param array $values Attribute values indexed by attribute names.
+     * @param array $attributes The tag attributes in terms of name-value pairs.
      */
-    public function tableAttributes(array $values): self
+    public function tableAttributes(array $attributes): self
     {
         $new = clone $this;
-        $new->tableAttributes = $values;
+        $new->tableAttributes = $attributes;
+        return $new;
+    }
 
+    /**
+     * Add one or more CSS classes to the `table` tag.
+     *
+     * @param string|null ...$class One or many CSS classes.
+     */
+    public function addTableClass(?string ...$class): self
+    {
+        $new = clone $this;
+        Html::addCssClass($new->tableAttributes, $class);
+        return $new;
+    }
+
+    /**
+     * Replace current `table` tag CSS classes with a new set of classes.
+     *
+     * @param string|null ...$class One or many CSS classes.
+     */
+    public function tableClass(?string ...$class): static
+    {
+        $new = clone $this;
+        $new->tableAttributes['class'] = array_filter($class, static fn ($c) => $c !== null);
+        return $new;
+    }
+
+    /**
+     * Return new instance with the HTML attributes for the `tbody` tag.
+     *
+     * @param array $attributes The tag attributes in terms of name-value pairs.
+     */
+    public function tbodyAttributes(array $attributes): self
+    {
+        $new = clone $this;
+        $new->tbodyAttributes = $attributes;
+        return $new;
+    }
+
+    /**
+     * Add one or more CSS classes to the `tbody` tag.
+     *
+     * @param string|null ...$class One or many CSS classes.
+     */
+    public function addTbodyClass(?string ...$class): self
+    {
+        $new = clone $this;
+        Html::addCssClass($new->tbodyAttributes, $class);
+        return $new;
+    }
+
+    /**
+     * Replace current `tbody` tag CSS classes with a new set of classes.
+     *
+     * @param string|null ...$class One or many CSS classes.
+     */
+    public function tbodyClass(?string ...$class): static
+    {
+        $new = clone $this;
+        $new->tbodyAttributes['class'] = array_filter($class, static fn ($c) => $c !== null);
         return $new;
     }
 
@@ -440,7 +499,7 @@ private function renderTableBody(array $columns): string
         $index = 0;
         foreach ($this->getItems() as $key => $value) {
             if ($this->beforeRow !== null) {
-                /** @var array */
+                /** @var string */
                 $row = call_user_func($this->beforeRow, $value, $key, $index, $this);
 
                 if (!empty($row)) {
@@ -451,10 +510,10 @@ private function renderTableBody(array $columns): string
             $rows[] = $this->renderTableRow($columns, $value, $key, $index);
 
             if ($this->afterRow !== null) {
-                /** @psalm-var array<array-key,string> */
+                /** @var string */
                 $row = call_user_func($this->afterRow, $value, $key, $index, $this);
 
-                if ($row !== []) {
+                if (!empty($row)) {
                     $rows[] = $row;
                 }
             }
@@ -465,13 +524,13 @@ private function renderTableBody(array $columns): string
         if ($rows === [] && $this->emptyText !== '') {
             $colspan = count($columns);
 
-            return Tbody::tag()
+            return Html::tbody($this->tbodyAttributes)
                 ->rows(Tr::tag()->cells($this->renderEmpty($colspan)))
                 ->render();
         }
 
-        /** @psalm-var array<array-key,string> $rows */
-        return Html::tag('tbody', PHP_EOL . implode(PHP_EOL, $rows) . PHP_EOL)->encode(false)->render();
+        $tbody = Html::tbody($this->tbodyAttributes);
+        return $tbody->open() . PHP_EOL . implode(PHP_EOL, $rows) . PHP_EOL . $tbody->close();
     }
 
     /**
diff --git a/tests/Column/ActionColumnTest.php b/tests/Column/ActionColumnTest.php
index 47555fb6e..ff14772b1 100644
--- a/tests/Column/ActionColumnTest.php
+++ b/tests/Column/ActionColumnTest.php
@@ -36,7 +36,7 @@ public function testContent(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>Actions</th>
@@ -84,7 +84,7 @@ public function testContentAttributes(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>Actions</th>
@@ -133,7 +133,7 @@ public function testCustomButton(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>Actions</th>
@@ -188,7 +188,7 @@ public function testDataLabel(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>Actions</th>
@@ -233,7 +233,7 @@ public function testFooterAttributes(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>Actions</th>
@@ -286,7 +286,7 @@ public function testLabel(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>test.label</th>
@@ -331,7 +331,7 @@ public function testLabelWithMbString(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>Ενέργειες</th>
@@ -376,7 +376,7 @@ public function testLabelAttributes(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th class="test.class">test.label</th>
@@ -421,7 +421,7 @@ public function testName(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>Actions</th>
@@ -466,7 +466,7 @@ public function testNotVisible(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr></tr>
             </thead>
@@ -497,7 +497,7 @@ public function testPrimaryKey(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>Actions</th>
@@ -550,7 +550,7 @@ public function testRender(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>Id</th>
@@ -605,7 +605,7 @@ public function testUrlArguments(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>Actions</th>
@@ -650,7 +650,7 @@ public function testUrlCreator(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>Actions</th>
@@ -701,7 +701,7 @@ public function testUrlQueryParameters(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>Actions</th>
@@ -746,7 +746,7 @@ public function testUrlParamsConfig(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>Actions</th>
@@ -791,7 +791,7 @@ public function testVisibleButtonsClosure(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>Actions</th>
diff --git a/tests/Column/CheckboxColumnTest.php b/tests/Column/CheckboxColumnTest.php
index fd14b8561..f9c11fa86 100644
--- a/tests/Column/CheckboxColumnTest.php
+++ b/tests/Column/CheckboxColumnTest.php
@@ -35,7 +35,7 @@ public function testContent(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>Id</th>
@@ -84,7 +84,7 @@ public function testContentAttributes(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>Id</th>
@@ -135,7 +135,7 @@ public function testDataLabel(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>Id</th>
@@ -182,7 +182,7 @@ public function testLabel(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>Id</th>
@@ -229,7 +229,7 @@ public function testLabelMbString(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>Id</th>
@@ -276,7 +276,7 @@ public function testLabelAttributes(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>Id</th>
@@ -323,7 +323,7 @@ public function testName(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>Id</th>
@@ -370,7 +370,7 @@ public function testNotMultiple(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>Id</th>
@@ -417,7 +417,7 @@ public function testNotVisible(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>Id</th>
@@ -461,7 +461,7 @@ public function testRender(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>Id</th>
diff --git a/tests/Column/DataColumnFilterTest.php b/tests/Column/DataColumnFilterTest.php
index 1a1c6a5e9..5dd4f4cf0 100644
--- a/tests/Column/DataColumnFilterTest.php
+++ b/tests/Column/DataColumnFilterTest.php
@@ -74,7 +74,7 @@ public function testFilter(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>Id</th>
@@ -121,7 +121,7 @@ public function testFilterDate(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>Id</th>
@@ -173,7 +173,7 @@ public function testFilterDateTime(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>Id</th>
@@ -225,7 +225,7 @@ public function testFilterEmail(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>Id</th>
@@ -277,7 +277,7 @@ public function testFilterInputAttributes(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>Id</th>
@@ -333,7 +333,7 @@ public function testFilterMonth(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>Id</th>
@@ -385,7 +385,7 @@ public function testFilterNumber(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>Id</th>
@@ -432,7 +432,7 @@ public function testFilterPositionFooter(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>Id</th>
@@ -497,7 +497,7 @@ public function testFilterPositionHeader(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr class="filters">
             <th class="text-center" style="width:60px"><input type="text" name="searchModel[id]" value="0" maxlength="5"></th>
@@ -556,7 +556,7 @@ public function testFilterRange(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>Id</th>
@@ -607,7 +607,7 @@ public function testFilterRowAttributes(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>Id</th>
@@ -666,7 +666,7 @@ public function testFilterSearch(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>Id</th>
@@ -713,7 +713,7 @@ public function testFilterSelect(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>Id</th>
@@ -771,7 +771,7 @@ public function testFilterTelephone(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>Id</th>
@@ -825,7 +825,7 @@ public function testFilterTime(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>Id</th>
@@ -879,7 +879,7 @@ public function testFilterUrl(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>Id</th>
@@ -933,7 +933,7 @@ public function testFilterWeek(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>Id</th>
@@ -987,7 +987,7 @@ public function testFilters(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>Id</th>
diff --git a/tests/Column/DataColumnTest.php b/tests/Column/DataColumnTest.php
index 78659254f..33e5f7af2 100644
--- a/tests/Column/DataColumnTest.php
+++ b/tests/Column/DataColumnTest.php
@@ -34,7 +34,7 @@ public function testContent(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>Id</th>
@@ -81,7 +81,7 @@ public function testContentAttributes(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>Id</th>
@@ -130,7 +130,7 @@ public function testContentAttributesClosure(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>Id</th>
@@ -177,7 +177,7 @@ public function testDataLabel(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>Id</th>
@@ -220,7 +220,7 @@ public function testLabel(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>test.id</th>
@@ -263,7 +263,7 @@ public function testLabelMbString(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>Id</th>
@@ -306,7 +306,7 @@ public function testLabelAttributes(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th class="test.class">test.id</th>
@@ -355,7 +355,7 @@ public function testLinkSorter(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th><a href="/admin/manage/1/5?sort=id" data-sort="id">id</a></th>
@@ -402,7 +402,7 @@ public function testName(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th><a class="asc" href="/admin/manage?page=1&amp;pagesize=10&amp;sort=-id%2Cname" data-sort="-id,name">Id <i class="bi bi-sort-alpha-up"></i></a></th>
@@ -445,7 +445,7 @@ public function testNotSorting(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>Id</th>
@@ -488,7 +488,7 @@ public function testNotVisible(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>Id</th>
@@ -528,7 +528,7 @@ public function testSort(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th><a class="asc" href="/admin/manage?page=1&amp;pagesize=10&amp;sort=-id%2Cname" data-sort="-id,name">Id <i class="bi bi-sort-alpha-up"></i></a></th>
@@ -571,7 +571,7 @@ public function testValue(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>Id</th>
@@ -614,7 +614,7 @@ public function testValueClosure(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>Id</th>
diff --git a/tests/Column/RadioColumnTest.php b/tests/Column/RadioColumnTest.php
index 777a7a7b0..75847ef75 100644
--- a/tests/Column/RadioColumnTest.php
+++ b/tests/Column/RadioColumnTest.php
@@ -35,7 +35,7 @@ public function testContent(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>Id</th>
@@ -85,7 +85,7 @@ public function testContentAttributes(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>Id</th>
@@ -136,7 +136,7 @@ public function testDataLabel(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>Id</th>
@@ -183,7 +183,7 @@ public function testLabel(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>Id</th>
@@ -230,7 +230,7 @@ public function testLabelMbString(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>Id</th>
@@ -277,7 +277,7 @@ public function testLabelAttributes(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>Id</th>
@@ -324,7 +324,7 @@ public function testName(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>Id</th>
@@ -371,7 +371,7 @@ public function testNotVisible(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>Id</th>
@@ -415,7 +415,7 @@ public function testRender(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>Id</th>
diff --git a/tests/GridView/BaseTest.php b/tests/GridView/BaseTest.php
index a65e39a42..4e6df2ec5 100644
--- a/tests/GridView/BaseTest.php
+++ b/tests/GridView/BaseTest.php
@@ -35,7 +35,7 @@ public function testAfterItemBeforeItem(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>#</th>
@@ -92,7 +92,7 @@ public function testColumnGroupEnabled(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <colgroup>
             <col class="text-primary">
             <col class="bg-primary">
@@ -145,7 +145,7 @@ public function testColumnGroupEnabledEmpty(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <colgroup>
             <col>
             <col>
@@ -203,7 +203,7 @@ public function testColumnGuess(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>Id</th>
@@ -256,7 +256,7 @@ public function testEmptyCell(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>Id</th>
@@ -291,7 +291,7 @@ public function testEmptyText(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>#</th>
@@ -333,7 +333,7 @@ public function testFooterRowAttributes(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>#</th>
@@ -388,7 +388,7 @@ public function testHeader(): void
             <<<HTML
             <div>List of users</div>
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>#</th>
@@ -441,7 +441,7 @@ public function testHeaderIntoGrid(): void
             <<<HTML
             <div id="w1-grid">
             <div>List of users</div>
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>#</th>
@@ -495,7 +495,7 @@ public function testHeaderRowAttributes(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr class="text-primary">
             <th>#</th>
@@ -547,7 +547,7 @@ public function testHeaderTableEnabledFalse(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <tbody>
             <tr>
             <td data-label="#">1</td>
@@ -591,7 +591,7 @@ public function testRenderEmptyData(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>#</th>
@@ -632,7 +632,7 @@ public function testRowAttributes(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>#</th>
@@ -675,7 +675,7 @@ public function testRowAttributes(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>#</th>
diff --git a/tests/GridView/TranslatorTest.php b/tests/GridView/TranslatorTest.php
index a0dd132a6..20d42494a 100644
--- a/tests/GridView/TranslatorTest.php
+++ b/tests/GridView/TranslatorTest.php
@@ -58,7 +58,7 @@ public function testEmptyTextTranslatorWithLocaleDefault(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>#</th>
@@ -101,7 +101,7 @@ public function testEmptyTextTranslatorWithLocaleSpanish(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>#</th>
@@ -144,7 +144,7 @@ public function testEmptyTextTranslatorWithLocaleRussian(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>#</th>
@@ -185,7 +185,7 @@ public function testSummaryTranslatorWithLocaleDefault(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>#</th>
@@ -238,7 +238,7 @@ public function testSummaryTranslatorWithLocaleSpanish(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>#</th>
@@ -291,7 +291,7 @@ public function testSummaryTranslatorWithLocaleRussian(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th>#</th>
diff --git a/tests/Pagination/KeysetPaginationBaseTest.php b/tests/Pagination/KeysetPaginationBaseTest.php
index 4c5b0114a..a5275a8c6 100644
--- a/tests/Pagination/KeysetPaginationBaseTest.php
+++ b/tests/Pagination/KeysetPaginationBaseTest.php
@@ -47,7 +47,7 @@ public function testRenderPaginatorEmptyData(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr></tr>
             </thead>
@@ -80,7 +80,7 @@ public function testRenderPaginationLinks(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th><a class="asc" href="/admin/manage?page=0&amp;pagesize=5&amp;sort=-id%2Cname" data-sort="-id,name">Id <i class="bi bi-sort-alpha-up"></i></a></th>
@@ -142,7 +142,7 @@ public function testRenderPaginationLinks(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th><a class="asc" href="/admin/manage?page=0&amp;pagesize=5&amp;sort=-id%2Cname" data-sort="-id,name">Id <i class="bi bi-sort-alpha-up"></i></a></th>
@@ -204,7 +204,7 @@ public function testRenderPaginationLinks(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th><a class="asc" href="/admin/manage?page=0&amp;pagesize=5&amp;sort=-id%2Cname" data-sort="-id,name">Id <i class="bi bi-sort-alpha-up"></i></a></th>
@@ -251,7 +251,7 @@ public function testRenderPaginationLinks(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th><a class="asc" href="/admin/manage?page=0&amp;pagesize=5&amp;sort=-id%2Cname" data-sort="-id,name">Id <i class="bi bi-sort-alpha-up"></i></a></th>
@@ -313,7 +313,7 @@ public function testRenderPaginationLinks(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr>
             <th><a class="asc" href="/admin/manage?page=0&amp;pagesize=5&amp;sort=-id%2Cname" data-sort="-id,name">Id <i class="bi bi-sort-alpha-up"></i></a></th>
diff --git a/tests/Pagination/OffsetPaginationBaseTest.php b/tests/Pagination/OffsetPaginationBaseTest.php
index b61f94f5b..f75995f0f 100644
--- a/tests/Pagination/OffsetPaginationBaseTest.php
+++ b/tests/Pagination/OffsetPaginationBaseTest.php
@@ -31,7 +31,7 @@ public function testRenderPaginatorEmptyData(): void
         Assert::equalsWithoutLE(
             <<<HTML
             <div id="w1-grid">
-            <table class="table">
+            <table>
             <thead>
             <tr></tr>
             </thead>