Changes on Opencart Theme and Cart

I've a demo for a bakery client, I've set up opencart and put a theme, due to busy schedules, i couldnt do the changes, before showing the demo, following changes needs to be incorporated test link setuped right now - [login to view URL] To do list (theme editing, image design & editing, cart updating ) 1. change logo, change the banner images, change the slider images (not too much effort needed, can be downloaded from google and make small changes and add texts to it) 2. Add 20 products to the cart (10 cakes, 2,halwas, 3 pickles, 2 chips, 3 buiscuts) 3. Add pages and add to header Catering, Gallery, Our Facilities 4. Add gallery to cart 5. css changes to some specific parts 6. News scroller (a small banner, where the news are changing, and those news can be updated from the backend) Maybe a entire day or maximum two day effort is needed for medium developers. Payment will only be released after the entire works are finished. People with long term engagement with the company is much appreciated. and please excuse to those who are not familiar with any of these skillset mentioned above