chromium/third_party/blink/web_tests/virtual/text-antialias/font-features/resources/font-variant-features.css

/* Test case adapted from Mozilla tests for font-variant-subproperties available under
   http://creativecommons.org/publicdomain/zero/1.0/
   See discussion on https://bugzilla.mozilla.org/show_bug.cgi?id=1261445 */

body { margin: 10px; }

@font-face {
  font-family: gsub-test;
  src: url(../../../../third_party/gsubtest/gsubtest-lookup3.otf);
}

td.features {
  font-family: gsub-test;
}

.invalid {
  color: red;
}