Getting started
Browser support
Strata 3 targets browsers released in the last three years. It relies on cascade layers, `color-mix()` and container queries, all of which are Baseline 2023.
Updated Jul 12, 2026 2 min read
Support matrix
| Browser | Minimum version | Released |
|---|---|---|
| Chrome / Edge | 111 | Mar 2023 |
| Safari (macOS & iOS) | 16.4 | Mar 2023 |
| Firefox | 128 ESR | Jul 2024 |
| Samsung Internet | 22 | Jul 2023 |
Supporting older browsers
If you must reach Safari 15, install @strata/compat. It flattens layers and replaces color-mix() with pre-computed values at the cost of roughly 18% larger CSS.
npm install -D @strata/compatWas this page helpful?
Last edited Jul 12, 2026 · docs/browser-support.mdx