Fix error in a website

General information for the website: Online grocery store
Kind of development: Customization of existing website
Description of requirements/features: Description of requirements/features: We are a grocery store online, www.spesapiumodena.it. We need that job:

- restore slider with image (cancelled for error, all image are inside the site)
- restore prefered\most sell carousel (cancelled for error)
- put some of the category on the left, at the header (we want both, so client can use header to navigate to various category)
- put the % of paypal to the client, show that in the final bill and show a message to the client that inform of that

Most important part:

- fix research, all image must be of the same size and must have the possibility to choose number of item selected (search "birra" (beer) for a better understanding)
- fix search, product must show divided by category
- improve velocity of all site, are too slow try it
- make it responsitive for the smartphone/tablet
Time, 7 days max 10
Payment methods: Credit Card
Extra notes: