Count-down Timer

live app click here
This simple count-down application is build using HTML, CSS, javaScript based on the concept of modulo operation for example hour is modulo of 24, minutes and seconds are modulo of 60 i.e hour only count up to 24 the only possible values of hour are modulo 24 same for minutes and seconds can only count up to 60.

The app in action

Screenshot (235)

GitHub

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