Create a simple responsive design for Wallpaper website

Hello, I have a wallpapers website that is sleeping since years :-) The URL will be provide by private message. I would to refresh it with a new design. The design as to be: - reponsive design - simple - modern - nice The menu will be just a list of categories. By clicking on a category it's displaying a sub categories 3 pages: 1) "Homepage" By chosing a category, the "Category Page" is displayed. 2) "Category Page" The "Category Page" is displaying the list of "Subcategory" (sorted by aphabetical order). For exemple: Category "Women" is displaying a list a women names "Eleonore R., Lingi B, Farah M.," (maybe a list displayed on several pages) By chosing a subcategory, the "subategory page" is displayed. 3) "Subcategory Page" The "Subcategory Page" is displaying the list of thumbnail of each photo related to this subcategory. (maybe a list displayed on several pages) In the thumbnail list will be added one advertisement block By clicking on a thumbnail, the "Wallpaper Page" linked to this thumnail is displayed. 4) "Wallpaper Page" The "Wallpaper Page" is displaying the Wallpaper. On the left and right of the Wallpaper (but adaptive) will be 2 addvertisement vertical banner Navigation has to be taken in account - we have to be able to go back. - the path of where we are has to be displayed on the page My Competitors: - [login to view URL] - [login to view URL] - [login to view URL] **************************************** The expected deliverables: - PSD or AI files - PNG ... files - html files - scripts files - CSS files ... ********************************************* I'm doing the PHP and mysql stuff.