You can easily create countdown page (teaser site, etc…).
http://sanographix.github.io/css3-countdown/demo/
- Edit h1, h2, and footer text.
- Set countdown limit (line:33)
- (Optional) Add time's up message (line:36)
I created this countdown timer by using this script:
コピペでサクッと導入できるライブラリ非依存のJavascriptカウントダウン
Showkaku Sano (sanographix)