Website Layout Refresh & Backend Fixes

I have an existing web page that needs a fresh look and an equally smooth experience behind the scenes. My first priority is to modernise the layout and overall presentation so that the page immediately feels current, uncluttered, and user-friendly on desktop, tablet, and mobile... (Budget: £10 - £15 GBP, Jobs: Backend Development, CSS, Frontend Development, HTML, PHP, SQL, Web Design, Website Design)