Countdown Timer

Purpose:
   you will learn how to build a countdown timer using the time Python module. This is a great beginner project to get you used to working with while loops in Python. 

Quest:
   1. Make program to count seconds
   2. Make a timer
   3. Add stops to timer
   4. Make an alarm
  
Dane:
   time https://docs.python.org/3/library/time.html