diff --git a/liepin/demo.js b/liepin/demo.js
index f47dd0a..dc6f834 100644
--- a/liepin/demo.js
+++ b/liepin/demo.js
@@ -33,7 +33,6 @@
 - 缺啥补啥，需要注意的是 `new Uint8Array(16)`，参考博客 [js逆向 模拟window.Crypto.getRandomValues](https://blog.csdn.net/Little__Panda/article/details/113566803)
 */
 
-
 // js逆向 模拟window.Crypto.getRandomValues
 function randoms(min, max) {
     return Math.floor(Math.random() * (max - min + 1) + min)