Enable setting styles for column select as a configuration.

docs/columns/column-selection.md

@@ -222,4 +222,68 @@ class DataTableColumnsSelectedListener
     }
 
 }
-```
+```
+
+## Styling
+
+### setColumnSelectButtonAttributes
+Allows for customisation of the appearance of the "Column Select" button
+
+Note that this utilises a refreshed approach for attributes, and allows for appending to, or replacing the styles and colors independently, via the below methods.
+
+#### default-colors
+Setting to false will disable the default colors for the Column Select button, the default colors are:
+
+Bootstrap: None
+
+Tailwind: `text-gray-700 bg-white border-gray-300 hover:bg-gray-50 focus:border-indigo-300 focus:ring-indigo-200 dark:bg-gray-700 dark:text-white dark:border-gray-600 dark:hover:bg-gray-600`
+
+#### default-styling
+Setting to false will disable the default styling for the Column Select button, the default styling is:
+
+Bootstrap: `btn dropdown-toggle d-block w-100 d-md-inline`
+
+Tailwind: `inline-flex justify-center px-4 py-2 w-full text-sm font-medium rounded-md border shadow-sm focus:ring focus:ring-opacity-50`
+
+```php
+public function configure(): void
+{
+  $this->setColumnSelectButtonAttributes([
+    'class' => 'focus:border-rose-300 focus:ring-1 focus:ring-rose-300 focus-visible:outline-rose-300', // Add these classes to the column select button
+    'default-colors' => false, // Do not output the default colors
+    'default-styling' => true // Output the default styling
+  ]);
+}
+```
+
+### setColumnSelectMenuOptionCheckboxAttributes
+Allows for customisation of the appearance of the "Column Select" menu option checkbox
+
+Note that this utilises a refreshed approach for attributes, and allows for appending to, or replacing the styles and colors independently, via the below methods.
+
+#### default-colors
+Setting to false will disable the default colors for the Column Select menu option checkbox, the default colors are:
+
+Bootstrap: None
+
+Tailwind: `text-indigo-600 border-gray-300 focus:border-indigo-300 focus:ring-indigo-200 dark:bg-gray-900 dark:text-white dark:border-gray-600 dark:hover:bg-gray-600 dark:focus:bg-gray-600`
+#### default-styling
+
+Setting to false will disable the default styling for the Column Select menu option checkbox, the default styling is:
+
+Bootstrap 4: None
+
+Bootstrap 5: `form-check-input`
+
+Tailwind: `transition duration-150 ease-in-out rounded shadow-sm focus:ring focus:ring-opacity-50 disabled:opacity-50 disabled:cursor-wait`
+
+```php
+public function configure(): void
+{
+  $this->setColumnSelectMenuOptionCheckboxAttributes([
+    'class' => 'text-rose-300 focus:border-rose-300 focus:ring-rose-300', // Add these classes to the column select menu option checkbox
+    'default-colors' => false, // Do not output the default colors
+    'default-styling' => true // Output the default styling
+  ]);
+}
+```