modified sidebar

backend/views/layouts/common.php

@@ -222,7 +222,7 @@ $bundle = BackendAsset::register($this);
                         ],
                         [
                             'label' => Yii::t('backend', 'Business'),
-                            'icon' => '<i class="fa fa-sitemap"></i>',
+                            'icon' => '<i class="fa fa-suitcase"></i>',
                             'url' => ['/business/business'],
                             'visible' => Yii::$app->user->can('administrator')
                         ],