登录页背景图 style fix

src/features/UserLogin/UserLogin.vue

@@ -525,7 +525,9 @@ function closeApp() {
   background-repeat: no-repeat;
   background-size: cover;
   width: 100%;
-  min-height: 600px;
+  min-height: 400px;
+  height: calc(100vh - 240px);
+  max-height: 700px;
   display: flex;
   align-items: center;
 }