Opencart 2.x - Perform design changes on checkout and success screen

Hi, We have an ecommerce store and we are looking for someone to perform a couple of design changes on the checkout screen, ex: change field orders, add validation on some fields, etc and on the success screen, ex: add a product list grid. The list of corrections are the following: CHECKOUT - Organize the fields on billing - Include validation on CPF and CNPJ (brazillian ID and company ID) - Change the text based on select box - Make sure billing address is passed through shipping address - Make sure name, phone and CPF is passed to credit card form - Order of Shipping Address Fields SUCCESS - Put the product list The complete instructions of what we want are detailed on the following 15 min video: https://s3.amazonaws.com/document-repo-rpbr/Customer1-+Checkout+[login to view URL] The validation libraries for CPF and CNPJ are here: [login to view URL] The Fake VISA number to test checkout is here: 4551 8700 0000 0183 (visa) The additional screenshots mentioned on the video for this project are below: - https://s3.amazonaws.com/document-repo-rpbr/order+of+shipping+[login to view URL] - https://s3.amazonaws.com/document-repo-rpbr/Customer1-+Checkout+[login to view URL] - This is the Organize the fields on Billing https://s3.amazonaws.com/document-repo-rpbr/Burgo+Form+PF+e+[login to view URL] https://s3.amazonaws.com/document-repo-rpbr/validation+[login to view URL] https://s3.amazonaws.com/document-repo-rpbr/Make+sure+name%2C+phone+and+CPF+is+passed+to+credit+card+form+.png https://s3.amazonaws.com/document-repo-rpbr/checkout+-+put+the+product+[login to view URL] Please quote on a fixed price for the project. Once approved, we will provide you with FTP access and a development link for you to perform the changes. We want this to be done on development server so later we go live.