Build a downloading Page for my Website.

I want someone special in HTML CSS JS and PHP who can develop a Downloading page for my website. I want to put that webpage on my WordPress website. And I want to copy that page for my other post. So, develop a page for a WordPress website in which people can click on the download button and the downloading will automatically start in 10 sec. The game is like [login to view URL] , [login to view URL]