Update README.md

Author: codinginflow

README.md

@@ -2,6 +2,6 @@
 
 Watch the course here: https://www.youtube.com/playlist?list=PLrnPJCHvNZuCLOE6tNcoOHSJ5rvhi0t0p
 
-**Note:** To see the complete source code, you have to check out the branch of the last part.
+**Note:** To see the complete source code, you have to check out the **branch of the last part**.
 
 ![thumbnail Part 1 (base)](https://user-images.githubusercontent.com/52977034/116892015-a82e9e80-ac2f-11eb-8c5e-c808b58df0d8.png)