<!doctype html> <meta charset="utf-8"> <title>CSS Test: child-indexed selectors should match without a parent element.</title> <link rel="author" title="Emilio Cobos Álvarez" href="mailto:ecoal95@gmail.com"> <link rel="help" href="https://drafts.csswg.org/selectors-4/#child-index"> <link rel="match" href="child-index-no-parent-01-ref.html"> <style> :root:first-child #a { color: green; } :root:nth-child(n) #b { color: green; } :root:first-of-type #c { color: green; } :root:nth-of-type(1) #d { color: green; } :root:last-of-type #e { color: green; } :root:last-child #f { color: green; } :root:nth-last-child(1) #g { color: green; } :root:nth-last-of-type(n) #h { color: green; } #i { color: green; } /* NB: not matching intentionally */ :root:nth-last-child(2) #i { color: red; } </style> <p id="a">Should be green <p id="b">Should be green <p id="c">Should be green <p id="d">Should be green <p id="e">Should be green <p id="f">Should be green <p id="g">Should be green <p id="h">Should be green <p id="i">Should be green