Update README.md

Author: rahmann5

README.md

@@ -2,6 +2,6 @@
 A simple android application that allows user to change its theme during run time. 
 
 To read a tutorial on it was made you can click on the following link:
-<a href="https://projecthn.000webhostapp.com/article/20">ThemeApp</a>
+<a href="https://project-hn.000webhostapp.com/article/20">ThemeApp</a>
 
-![Alt text](https://projecthn.000webhostapp.com/storage/articles/1/20/screenshot_1546202916.png)
+![Alt text](https://project-hn.000webhostapp.com/storage/articles/1/20/screenshot_1546202916.png)