diff --git a/app/admin/controller/Post.php b/app/admin/controller/Post.php
index 95aa3b8..dc277d2 100644
--- a/app/admin/controller/Post.php
+++ b/app/admin/controller/Post.php
@@ -21,6 +21,9 @@ class Post extends Common
 
     $list_post = ModelPost::quickSelect(true);
 
+    if (!empty($this->request->param('id'))) {
+      ModelPost::quickFind($this->request->param('id'), true);
+    }
   }
 
   /**
diff --git a/app/index/controller/Index.php b/app/index/controller/Index.php
index 1154268..3745782 100644
--- a/app/index/controller/Index.php
+++ b/app/index/controller/Index.php
@@ -16,14 +16,14 @@ class Index extends Common
    *
    * @return \think\Response
    */
-  public function index($post_id = 0,$category_id = 0)
+  public function index($post_id = 0)
   {
 
     $list_post = Post::quickSelect();
     if (empty($post_id)) {
       $model_post = $list_post->first()->post->first();
     } else {
-      $model_post = $list_post->where('id',$category_id)->column('post')[0]->where('id', $post_id)->first();
+      $model_post = Post::quickFind($post_id);
     }
 
     View::assign('model_post', $model_post);
diff --git a/app/index/route/app.php b/app/index/route/app.php
index 0a858b3..fe110e1 100644
--- a/app/index/route/app.php
+++ b/app/index/route/app.php
@@ -2,4 +2,4 @@
 
 use think\facade\Route;
 
-Route::rule('doc/[:category_id]/[:post_id]','Index/index');
\ No newline at end of file
+Route::rule('doc/[:post_id]','Index/index');
\ No newline at end of file
diff --git a/app/model/Post.php b/app/model/Post.php
index 2ffa7ed..238e27c 100644
--- a/app/model/Post.php
+++ b/app/model/Post.php
@@ -178,4 +178,18 @@ class Post extends Model
 
     return $list_post;
   }
+
+  public static function quickFind($id,$clear = false)
+  {
+    $cache_key = 'post_'.$id;
+
+    $model_post = Cache::get($cache_key);
+
+    if(empty($model_post) || $clear){
+      $model_post = Post::find($id);
+      Cache::set($cache_key,$model_post,600);
+    }
+
+    return $model_post;
+  }
 }
diff --git a/public/cdn/layui-ul.css b/public/cdn/layui-ul.css
index 9f03d0b..0d8dd76 100644
--- a/public/cdn/layui-ul.css
+++ b/public/cdn/layui-ul.css
@@ -14,6 +14,7 @@
   align-items: baseline;
   cursor     : pointer;
   padding    : 5px;
+  white-space: nowrap;
 }
 
 .ul-nav-tree-item-title {
diff --git a/view/index/index/index.html b/view/index/index/index.html
index 8ff586e..20e099f 100644
--- a/view/index/index/index.html
+++ b/view/index/index/index.html
@@ -38,7 +38,7 @@
             </div>
             <div class="ul-nav-tree-group-main">
               {volist name='category.post' id='post'}
-              <a href="{:url('Index/index',['post_id'=>$post.id,'category_id'=>$post.category_id])}" class="ul-nav-tree-item">
+              <a href="{:url('Index/index',['post_id'=>$post.id])}" class="ul-nav-tree-item">
                 <div class="ul-nav-tree-item-title">
                   {$post.title}
                 </div>