Countdown Timer Challenge Objective Create a countdown timer using JavaScript, HTML, and CSS.

A simple timer application built with HTML, CSS, and JavaScript. This project demonstrates how to create a functional timer that counts elapsed time, with options to start, stop, and reset the timer.

Chrome JavaScript timer throttling: Google's tests show it saves up to 2 hours' battery life Chrome will soon throttle JavaScript timers in the background, so the browser uses significantly less ...