diff --git a/demo/demo/ViewController.m b/demo/demo/ViewController.m
index f9c1d9e..bd4964c 100644
--- a/demo/demo/ViewController.m
+++ b/demo/demo/ViewController.m
@@ -57,7 +57,6 @@ - (void)btnClick {
             [[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleDefault];
         #endif
     }];
-    
 }
 
 #pragma mark delegate