add

src/router/index.js

@@ -125,6 +125,9 @@ const routerConfig = [
     path: '/login',
     name: 'login',
     component: () => import('@/views/login/index.vue'),
+    meta: {
+      keepAlive: true,
+    },
   },
   {
     path: '/protocol',

src/views/login/index.vue

@@ -316,9 +316,9 @@ export default {
   overflow: hidden;
   background-image: url('~@/assets/images/bg-login.png');
   background-repeat: no-repeat;
-  background-size: 100% 276px;
+  background-size: 100% 208px;
   .insurance-login-form{
-    margin:246px auto 160px auto;
+    margin:168px auto 100px auto;
     padding: 24px 19px;
     background: #fff;
     width: 317px;