修改登录底图

src/views/login.vue

@@ -147,7 +147,7 @@ export default {
     height: 100%;
     width: 100%;
     box-sizing: border-box;
-    background: url('/static/image/loginng.gif') no-repeat;
+    background: url('/static/image/loginng.png') no-repeat;
     background-size:100% 100%;
     background-position: center;
     position: fixed;