What's new in Web UI
summary
Five to six concrete features with browser details and demos not vague promises: cascade layers (supported Chromium 99 Firefox 97 Safari 15.4, layered rules have distinct precedence and interact with !important), accent-color single-line theming for form controls, subgrid available in Firefox with Chromium work in progress, :has selector and container queries (Chromium 105, Safari 16, polyfills exist) enabling parent/state and size-based component rules, and experimental select-menu and popup behind flags for accessible primitives like anchored dropdowns and tooltips.
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chapters (8)
- 0:00New Web UI capabilities
- 2:28Cascade layers for CSS
- 7:23Accent color for forms
- 8:51Subgrid for layouts
- 11:00Has selector for styling
- 19:18Container queries
- 26:41Open UI APIs
- 33:22Future of responsive design
