read me

Author: csnowstack

README.md

@@ -7,9 +7,10 @@
 > 好多东西抄自这里
 
 #### 效果来源
+
 [这里是地址](https://material.uplabs.com/posts/profile-4f03fc6b-1a82-42ab-8a3e-f50dcbc10253)
 
-![原图](https://assets.materialup.com/uploads/210a9886-c3fd-4dd9-9077-628779eda61a/preview.gif)
+![原图](https://github.com/CSnowStack/BehaviorDemo/blob/master/img/preview.gif)
 
 ![实现的效果](https://github.com/CSnowStack/BehaviorDemo/blob/master/img/c.gif)