diff --git a/common/models/CategorySearch.php b/common/models/CategorySearch.php
index 4b2e392..c22a1d6 100644
--- a/common/models/CategorySearch.php
+++ b/common/models/CategorySearch.php
@@ -9,13 +9,12 @@ use common\models\Category;
 /**
  * CategorySearch represents the model behind the search form of `\common\models\Category`.
  */
-class CategorySearch extends Category
-{
+class CategorySearch extends Category {
+
     /**
      * {@inheritdoc}
      */
-    public function rules()
-    {
+    public function rules() {
         return [
             [['id', 'icon_type', 'sort_order', 'created_at', 'updated_at'], 'integer'],
             [['cat_name', 'icon', 'description'], 'safe'],
@@ -25,8 +24,7 @@ class CategorySearch extends Category
     /**
      * {@inheritdoc}
      */
-    public function scenarios()
-    {
+    public function scenarios() {
         // bypass scenarios() implementation in the parent class
         return Model::scenarios();
     }
@@ -38,14 +36,21 @@ class CategorySearch extends Category
      *
      * @return ActiveDataProvider
      */
-    public function search($params)
-    {
+    public function search($params) {
         $query = Category::find();
 
         // add conditions that should always apply here
 
         $dataProvider = new ActiveDataProvider([
             'query' => $query,
+            'pagination' => [
+                'pageSizeLimit' => [1, 200]
+            ],
+            'sort' => [
+                'defaultOrder' => [
+                    'id' => SORT_DESC,
+                ]
+            ],
         ]);
 
         $this->load($params);
@@ -66,9 +71,10 @@ class CategorySearch extends Category
         ]);
 
         $query->andFilterWhere(['like', 'cat_name', $this->cat_name])
-            ->andFilterWhere(['like', 'icon', $this->icon])
-            ->andFilterWhere(['like', 'description', $this->description]);
+                ->andFilterWhere(['like', 'icon', $this->icon])
+                ->andFilterWhere(['like', 'description', $this->description]);
 
         return $dataProvider;
     }
+
 }
diff --git a/kcadmin/assets/AppAsset.php b/kcadmin/assets/AppAsset.php
index 7c22300..43351e5 100644
--- a/kcadmin/assets/AppAsset.php
+++ b/kcadmin/assets/AppAsset.php
@@ -21,6 +21,5 @@ class AppAsset extends AssetBundle
         'yii\bootstrap\BootstrapAsset',
         'yii\bootstrap\BootstrapPluginAsset',
         'blobt\web\AdminlteAsset',
-        'blobt\web\DatatableBootstrap'
     ];
 }
diff --git a/kcadmin/views/category/create.php b/kcadmin/views/category/create.php
index a727e42..48abbb7 100644
--- a/kcadmin/views/category/create.php
+++ b/kcadmin/views/category/create.php
@@ -14,7 +14,7 @@ $this->params['breadcrumbs'][] = $this->title;
     <h1><?= Html::encode($this->title) ?></h1>
 
     <?= $this->render('_form', [
-        'model' => $model,
+    'model' => $model,
     ]) ?>
 
 </div>
diff --git a/kcadmin/views/category/index.php b/kcadmin/views/category/index.php
index 212d070..bbb6b41 100644
--- a/kcadmin/views/category/index.php
+++ b/kcadmin/views/category/index.php
@@ -3,6 +3,7 @@
 use yii\helpers\Html;
 use blobt\grid\GridView;
 
+//use yii\grid\GridView;
 
 /* @var $this yii\web\View */
 /* @var $searchModel common\models\CategorySearch */
@@ -11,11 +12,13 @@ use blobt\grid\GridView;
 $this->title = 'Categories';
 $this->params['breadcrumbs'][] = $this->title;
 ?>
+
 <div class="row">
     <div class="col-xs-12">
         <?php
         echo GridView::widget([
             'dataProvider' => $dataProvider,
+            'filterSelector' => 'select[name="per-page"]',
             'columns' => [
                 'id',
                 'cat_name',
diff --git a/kcadmin/web/css/site.css b/kcadmin/web/css/site.css
index b6e133e..83a29a0 100644
--- a/kcadmin/web/css/site.css
+++ b/kcadmin/web/css/site.css
@@ -30,41 +30,4 @@
 
 .login-form h6 {
     text-align: center;
-}
-
-
-/*datatable修改*/
-table.dataTable thead > tr > th.sorting_asc, table.dataTable thead > tr > th.sorting_desc, table.dataTable thead > tr > th.sorting,
-table.dataTable thead > tr > td.sorting_asc,
-table.dataTable thead > tr > td.sorting_desc,
-table.dataTable thead > tr > td.sorting {
-    padding-right: 8px;
-}
-
-table.dataTable thead > tr > th > a{
-    position: relative;
-    display: block;
-    color:#333333;
-    font-family: 'Glyphicons Halflings';
-}
-
-table.dataTable thead > tr > th > a:after{
-    position: absolute;
-    right: 0px;
-    opacity: 0.2;
-    content: "\e150";
-}
-
-table.dataTable thead > tr > th > a.asc:after{
-    position: absolute;
-    right: 0px;
-    content: "\e155";
-    opacity: 0.6;
-}
-
-table.dataTable thead > tr > th > a.desc:after{
-    position: absolute;
-    right: 0px;
-    content: "\e156";
-    opacity: 0.6;
 }
\ No newline at end of file