Updated readme

Author: einnor

README.md

@@ -6,5 +6,8 @@ To-do list app
 <p align="center">
   <img align="center" width="350" src="screenshots/todo-list.png" alt="To-do List" />
   <img align="center" width="350" src="screenshots/add-task.png" alt="Add Task" />
+</p>
+
+<p align="center">
   <img align="center" width="350" src="screenshots/mark-as-done.png" alt="Make as Done" />
 </p>