diff --git a/README.md b/README.md
index 925508e..29ac949 100644
--- a/README.md
+++ b/README.md
@@ -1,5 +1,8 @@
 # 海豹  
-
+![版本](https://img.shields.io/badge/release-0.1-blue.svg)
+![语言](https://img.shields.io/badge/language-python3.6-blue.svg)
+![语言](https://img.shields.io/badge/env-django2.1-red.svg)
+![bootstrap4](https://img.shields.io/badge/model-bootstrap4-mauve.svg)
 > django-base-templastes
 
 > 因本项目开始时间为3月1日,是 国际海豹日,故项目起名为  海豹 seal 
@@ -7,13 +10,12 @@
 > 主要为 django 基础开发平台, MVC 模式 开发.(非前后端分离) ,可以拿来直接开发 django项目。作者会在周末进行开发、更新。
 
 
-## 版本
-* v0.1
-
 ## 介绍
-* 基于bootstrap4+django2.1+python3.7(兼容3.6)+celery异步任务
+* 基于bootstrap4+django2.1+python3.6+celery异步任务
+* 前端模板 inspinia 2.9 
 * 会尽量多加一些注释
 * 采用cbv开发方式，提高开发效率
+* python3.7 兼容性未做测试
 
 
 ## DEMO
@@ -23,13 +25,18 @@
 
 ## templates
 
-* base  网页基本模板
-* system 平台基本网页(首页/登录/修改密码)
-* assets  资产管理  (增删改查例子)
+* base      网页基本模板
+* system    平台基本网页(首页/登录/修改密码)
+* assets    资产管理  (增删改查例子)
+* document  代码规范
+
+
 
 ## 部署
 
 ```bash
+yum install  python-devel mysql-devel  -y
+
 git clone https://github.com/hequan2017/seal
 cd seal
 python install -r requirements.txt
@@ -65,8 +72,6 @@ for i in Users.objects.all():
 ```
 
 
-
-
 ### 售后服务
 
 * 有问题 可以加QQ群： 620176501  <a target="_blank" href="//shang.qq.com/wpa/qunwpa?idkey=bbe5716e8bd2075cb27029bd5dd97e22fc4d83c0f61291f47ed3ed6a4195b024"><img border="0" src="https://github.com/hequan2017/cmdb/blob/master/static/img/group.png"  alt="django开发讨论群" title="django开发讨论群"></a>
diff --git a/assets/views.py b/assets/views.py
index 31acab5..0dc889c 100644
--- a/assets/views.py
+++ b/assets/views.py
@@ -26,6 +26,7 @@ class EcsCreateView(LoginRequiredMixin, PermissionRequiredMixin, CreateView):
     template_name = 'assets/ecs-create.html'
     success_url = reverse_lazy('assets:ecs-list')
 
+
     def get_context_data(self, **kwargs):
         context = {}
         if '__next__' in self.request.POST:  # 为了获取 点击本页之前的 浏览网页
@@ -53,6 +54,7 @@ class EcsCreateView(LoginRequiredMixin, PermissionRequiredMixin, CreateView):
 
 
 
+
 class EcsListView(LoginRequiredMixin, PermissionRequiredMixin, ListView):
     permission_required = ('assets.view_ecs',)
     template_name = 'assets/ecs-list.html'
diff --git a/document/代码规范.md b/document/代码规范.md
index 75826fa..4da28b2 100644
--- a/document/代码规范.md
+++ b/document/代码规范.md
@@ -157,13 +157,13 @@ def bar():
 ### 注释（Comment）类 函数 注释
 
 ```
-def AvailableZones(self, instance_charge_type, region_id):
+def index(request):
     """
-    功能: 可用区
-    :param instance_charge_type: 计费方式
-    :param region_id:    地域
-    :return:  ['cn-huhehaote-a', 'cn-huhehaote-b']
+    首页
+    :param request:
+    :return:
     """
+
 ```
 
 
diff --git a/requirements.txt b/requirements.txt
index 1e53c77..5f16a27 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -16,13 +16,13 @@ ipython==6.4.0
 ipython-genutils==0.2.0
 jedi==0.12.0
 kombu==4.4.0
+mysqlclient==1.4.2.post1
 parso==0.2.1
 pexpect==4.6.0
 pickleshare==0.7.4
 prompt-toolkit==1.0.15
 ptyprocess==0.5.2
 Pygments==2.2.0
-PyMySQL==0.9.3
 python-crontab==2.3.6
 python-dateutil==2.8.0
 pytz==2018.4
@@ -33,4 +33,4 @@ six==1.11.0
 traitlets==4.3.2
 urllib3==1.24.1
 vine==1.2.0
-wcwidth==0.1.7
+wcwidth==0.1.7
\ No newline at end of file
diff --git a/seal/__init__.py b/seal/__init__.py
index c11e35e..3e7bf86 100644
--- a/seal/__init__.py
+++ b/seal/__init__.py
@@ -2,5 +2,3 @@ from .celery import app as celery_app
 
 __all__ = ['celery_app']
 
-import pymysql
-pymysql.install_as_MySQLdb()
\ No newline at end of file
diff --git a/seal/settings.py b/seal/settings.py
index bdace14..5abaa59 100644
--- a/seal/settings.py
+++ b/seal/settings.py
@@ -75,7 +75,7 @@ TEMPLATES = [
 
 WSGI_APPLICATION = 'seal.wsgi.application'
 AUTH_USER_MODEL = 'system.users'
-AUTHENTICATION_BACKENDS = ('system.views.CustomBackend',)
+AUTHENTICATION_BACKENDS = ('system.views.CustomBackend',)  ## 重新登录验证,增加邮箱名字也可以用作登录
 
 # Database
 # https://docs.djangoproject.com/en/2.1/ref/settings/#databases
@@ -121,6 +121,8 @@ AUTH_PASSWORD_VALIDATORS = [
 # https://docs.djangoproject.com/en/2.1/topics/i18n/
 
 SESSION_ENGINE = 'django.contrib.sessions.backends.db'
+SESSION_COOKIE_SAMESITE = 'Lax'
+CSRF_COOKIE_SAMESITE = 'Lax'
 SESSION_COOKIE_AGE = 432000
 LOGIN_URL = '/auth/login'
 LANGUAGE_CODE = 'zh-Hans'
diff --git a/seal/urls.py b/seal/urls.py
index 05d51f0..fd21f24 100644
--- a/seal/urls.py
+++ b/seal/urls.py
@@ -24,4 +24,5 @@ urlpatterns = [
     path('system/', include('system.urls', namespace='system')),
     path('assets/', include('assets.urls', namespace='assets')),
     path('admin/', admin.site.urls,)
+
 ]
diff --git a/system/views.py b/system/views.py
index 52b3383..d49ce91 100644
--- a/system/views.py
+++ b/system/views.py
@@ -61,6 +61,7 @@ def login_view(request):
             return render(request, 'system/login.html', {'error_msg': error_msg, })
 
 
+
 @login_required(login_url="/system/login")
 def index(request):
     """
@@ -71,6 +72,8 @@ def index(request):
     return render(request, 'system/index.html')
 
 
+
+
 class UserPasswordUpdateView(LoginRequiredMixin, UpdateView):
     """
     修改密码
diff --git a/templates/assets/ecs-list.html b/templates/assets/ecs-list.html
index 852982b..5a56ae0 100644
--- a/templates/assets/ecs-list.html
+++ b/templates/assets/ecs-list.html
@@ -163,6 +163,7 @@
                                 </table>
 
                                 <div class="m-auto">
+
                                     <nav class="pagination">
 
                                         &nbsp;