We are looking for an experienced Shopify CSS Expert to customize and optimize the landing page and product pages of our e-commerce website. The goal is to improve layout, visual consistency, and overall user experience while maintaining responsive design across devices. Customize Shopify landing pages using CSS (and Liquid where required) Arrange and style product categories, icons, and cards Adjust card sizes, spacing, alignment, and page width for a clean, modern look Customize product pages (layout, image sizing, typography, sections) Ensure mobile, tablet, and desktop responsiveness Improve visual hierarchy and UI consistency across the site Work with existing Shopify themes without breaking core functionality Optimize CSS for performance and cross-browser compatibility Proven experience customizing Shopify themes Experience with Shopify Online Store 2.0 We currently have greengrub-organic-grocery-food-shopify-theme.