Add an open cart with pay pal to a sushi webpage

Hello I have a webpage [login to view URL] I have another one but connected to a db [login to view URL] I tried to put an open source cart and the page looks like this [login to view URL] very awfull! I need someone who can put a decent cart or a best css (maybe another open source cart or something similar) and others stuff. This task needs 3 new pages and some components. Pages: -Sale detail: Real state of the cart with some basical functions (empty cart, go to checkout, change amount of the product, delete only one product) -Checkout Page: Some options: choose between payment method. choose between customer saved address or a new one. choose between store who provide the products -Confirm Page: Show all the gather information about the sale. payment, store, address, products, extras. ------------- Components -Login and Logout: Add a login for users and a method to log out. -Extra popup: The idea is, when you click on ‘extras’ button choose some item from a list, and handle this information on the product in the cart. The second thing is display this information on mails, checkout page, confirm page. -Send confirmation email with all the data about the purchase(products, extras, store,address, payment method and customer information, to an especific email and a customer email. -Connect pay pal payment. I'm going to provide: -PPT with interfaces -Source code about: [login to view URL] [login to view URL] DB tables products, categories, extras, clients.