Build a Countdown Timer with just HTML CSS and JavaScript

[@Electricalplugger]

cool vid

[@AmadRoshanvloger]

Please upload a video where user enters his own time

[@DevLabTutorials]

Alright! thanks for the suggestion.

[@Dolu-EyioneGreat]

It did not work for me oh

[@DevLabTutorials]

What error are you getting? can you specify, please?
and also I provided the source code in desc. please check it out.