Crossplatform App for HTML5/CSS3 website - repost

I need a simple but extremely urgent project. Please do not bid if you cannot handle this immediately and deliver in maximum 4 days. I need a cross platform app for an HTML5/CSS3 website that I am will use for eCommerce purposes. The app will be used to view products sold on the website, to download the products and open to access. All the products will presented in two forms (text and video) 1) Text content: Text content will be viewed as a slide, one slide at a time, with users being able to move forward and backwards between slide. (Should show slide number being seen as user scrolls. 2)Video content - App should be able to play videos downloaded from the website and saved on the devices. App should be light, well designed, simple to use and visually appealing. I will provide more info as needed, kindly PM me for more info. NOTE: Please do not bid if you cannot handle this immediately and deliver in maximum 4 days.