November 2023
CSS properties that became available in major browsers in November 2023.
user-invalid
selector
MDN DocumentBrowser Support
Chrome
v119+2023-10-31Edge
v119+2023-11-02Safari
v16.5+2023-05-18Safari (iOS)
v16.5+2023-05-18Firefox
v88+2021-04-19Fallback
from v4:-moz-ui-invalid
user-valid
selector
MDN DocumentBrowser Support
Chrome
v119+2023-10-31Edge
v119+2023-11-02Safari
v16.5+2023-05-18Safari (iOS)
v16.5+2023-05-18Firefox
v88+2021-04-19Fallback
from v4:-moz-ui-valid