Customize my website and review the layout and optimize

I am looking for a Rockstar web designer to review my site as per branding guidelines and optimize the site to be more responsive. The site is up and running you just need to give it a professional touch, optimize it review the layout and make it look more attractive. If you can do this within a few hours the better. Kindly share your proposal and let me know what needs to be done on the www.nccp.co.ke website to look more attractive. Share your proposals on what you will do to make it responsive and please stick to instructions so that we can save time.I also need a site map inserted,a chat box and a review that will make it better. I need the task done asap.