v2.0

Update: Move header from page's header div to sidebar's header div
Update: Now can select different functions (countdown timer, stopwatch) in Sidebar.
Update: Add source repo link in Sidebar.
Update: Technical rebuild on the Sidebar, now JS is used to control all functions and movements of the Sidebar.

New: Stopwatch.

v2.0 alpha

v2.0 first pre-release

v1.3

Update: Time inputs have been set to middle.
Update: The text now flashes when the count down reaches zero.
Update: The text is colored yellow when there's 60 second or less time left.
Update: The counter is now initialized by JS. HTML page now shows n-dashes in the place of digits if the JS cannot be loaded.

New: Sidebars. (No specific features available yet)

v1.1

Update: simplified the countdown function
Update: renew README

Fixed bug: when the time is set as 00:00:00 and start, NaN:NaN:NaN will be displayed

v1.0

Achieved the basic function (timer and time count down)