The HTML `<picture>` element allows developers to serve optimized images for different screen sizes, improving page load times and user experience by defining multiple image sources based on conditions like screen size or device orientation.
A fullstack guide to faster, device-optimized image delivery: replace one-size-fits-all images with responsive strategies using srcset, sizes, and the picture element to match resolution and layout, reducing load times and bandwidth. Includes best practices (naming, compression, testing), art direction tips, and an e‑commerce optimization workflow.
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