新增 登录页logo

src/views/index/Login.vue

@@ -176,8 +176,9 @@ export default {
   width: 40px;
   height: 40px;
   border-radius: 50%;
-  border: 1px solid grey;
   margin: 24px;
+  background-image: url(../../assets/logo.png);
+  background-size: contain;
 }
 
 .right {