Touring New CSS Features in Safari 26 | CSS-Tricks
Safari 26.0 is a major release adding 75 new features, 3 deprecations, and 171 improvements, including significant new CSS capabilities like anchor positioning.
Safari 26.0 delivers major web platform advances including Anchor Positioning, Scroll-driven animations, HDR images, Digital Credentials API, WebGPU, and expanded immersive media support.
Anchor positioning lets elements be positioned relative to non-ancestor elements using CSS anchor definitions and inset properties, avoiding fragile HTML restructuring.