HTML/CSS Site Feature Enhancements

I’m working with a fully custom HTML / CSS website whose zip-code lookup is already coded and live. I now need a developer to deploy that completed module to the production server and tidy up any related interface or script details so the roll-out feels seamless to visitors... (Budget: $30 - $250 USD, Jobs: CSS, Frontend Development, HTML, JavaScript, PHP, Web Development, Website Management, Website Optimization)