Firefox Adds Support for CSS prefers-reduced-motion

On 23 October, Mozilla released Firefox 63. A new feature is support for the CSS media feature prefers-reduced-motion.  Firefox 63 also supports the prefers-reduced-motion CSS media feature: it allows animation-heavy sites to provide alternative layouts to users who have ticked off “Show animations in Windows” on Windows, or checked the “Reduce motion” a11y option on…