April 2017
CSS properties that became available in major browsers in April 2017.
-webkit-text-stroke
property
MDN DocumentBrowser Support
Chrome
v4+2010-01-25Edge
v15+2017-04-05Safari
v3+2007-10-26Safari (iOS)
v2+2008-07-11Firefox
v49+2016-09-20
-webkit-text-stroke-color
property
MDN DocumentBrowser Support
Chrome
v1+2008-12-11Edge
v15+2017-04-05Safari
v3+2007-10-26Safari (iOS)
v2+2008-07-11Firefox
v49+2016-09-20
-webkit-text-stroke-width
property
MDN DocumentBrowser Support
Chrome
v1+2008-12-11Edge
v15+2017-04-05Safari
v3+2007-10-26Safari (iOS)
v2+2008-07-11Firefox
v49+2016-09-20
custom-property
property
MDN DocumentBrowser Support
Chrome
v49+2016-03-02Edge
v15+2017-04-05Safari
v9.1+2016-03-21Safari (iOS)
v9.3+2016-03-21Firefox
v31+2014-07-22
font-feature-settings
property
MDN DocumentBrowser Support
Chrome
v48+2016-01-20Prefixed
from v16-webkit-font-feature-settingsEdge
v15+2017-04-05Safari
v9.1+2016-03-21Safari (iOS)
v9.3+2016-03-21Firefox
v34+2014-12-01Prefixed
from v129-webkit-font-feature-settingsPrefixed
from v15-moz-font-feature-settings
outline-offset
property
MDN DocumentBrowser Support
Chrome
v1+2008-12-11Edge
v15+2017-04-05Safari
v1.2+2004-02-02Safari (iOS)
v1+2007-06-29Firefox
v1.5+2005-11-29
var
type
MDN DocumentBrowser Support
Chrome
v49+2016-03-02Edge
v15+2017-04-05Safari
v9.1+2016-03-21Safari (iOS)
v9.3+2016-03-21Firefox
v31+2014-07-22