{
 "notes": "Whether `<option selected>` matches `:default` (per the spec) was not tested since `<select>`s and `<option>`s are generally not styleable, which makes it hard to formulate a test for this.",
 "support": {
  "Android Browser": "y 80",
  "Baidu Browser": "n 7.12",
  "Blackberry Browser": "a 10",
  "Chrome": "y 51",
  "Chrome for Android": "y 80",
  "Edge": "y 79",
  "Firefox": "y 4",
  "Firefox for Android": "y 68",
  "IE": "n 11",
  "IE Mobile": "n 11",
  "KaiOS Browser": "y 2.5",
  "Opera": "y 38",
  "Opera Mini": "a all",
  "Opera Mobile": "y 46",
  "QQ Browser": "y 1.2",
  "Safari": "y 10.1",
  "Samsung Internet": "y 5.0",
  "UC Browser for Android": "a 12.12",
  "iOS Safari": "y 10.3"
 },
 "url": "https://drafts.csswg.org/selectors-4/#the-default-pseudo"
}