:zap: 更新登录页图片地址

src/styles/login.scss

@@ -5,8 +5,7 @@
   width: 100%;
   height: 100%;
   margin: 0 auto;
-  background: url("http://www.17sucai.com/preview/242158/2015-01-10/%E7%99%BB%E5%BD%95/images/cloud.jpg")
-    0 bottom repeat-x #049ec4;
+  background: url(/img/bg/cloud.jpg) 0 bottom repeat-x #049ec4;
   animation: animate-cloud 20s linear infinite;
 }
 .login-weaper {
@@ -160,4 +159,4 @@
   line-height: 38px;
   text-indent: 5px;
   text-align: center;
-}
+}