diff --git a/config/definition.php b/config/definition.php
index 8778985..c454645 100644
--- a/config/definition.php
+++ b/config/definition.php
@@ -7,10 +7,10 @@ use Symfony\Component\Config\Definition\Configurator\DefinitionConfigurator;
 // This file is imported and used by the main bundle class to
 // define how the configuration should look.
 return static function (DefinitionConfigurator $definition): void {
-    // $definition->rootNode()
-    //     ->children()
-    //         ->scalarNode('name')->defaultValue('Mr. NoName')->cannotBeEmpty()->end()
-    //     ->end()
-    // ;
+    $definition->rootNode()
+        ->children()
+            ->scalarNode('base_classes')->defaultValue('rounded max-w-max text-xs px-2 py-1 border min-w-max')->end()
+        ->end()
+    ;
 };