highlight-cascade-001.html (1239B)
1 <!doctype html> 2 <meta charset="utf-8"> 3 <title>CSS Pseudo-Elements Test: highlight cascade: unset is treated like inherit regardless of whether property is inherited</title> 4 <link rel="author" title="Delan Azabani" href="mailto:dazabani@igalia.com"> 5 <link rel="help" href="https://drafts.csswg.org/css-pseudo-4/#highlight-cascade"> 6 <link rel="match" href="highlight-cascade-001-ref.html"> 7 <meta name="assert" value="This test verifies that, given ::selection styles with both color and background-color declared as unset, both properties inherit their values from the parent ::selection styles. All properties become inherited for the purposes of deciding whether unset should mean initial or inherit."> 8 <script src="support/selections.js"></script> 9 <link rel="stylesheet" href="../support/highlights.css"> 10 <style> 11 main { 12 font-size: 7em; 13 margin: 0.5em; 14 } 15 main::selection { 16 background-color: green; 17 color: white; 18 } 19 main > span::selection { 20 background-color: unset; 21 color: unset; 22 } 23 </style> 24 <p>Test passes if the text below is white on green. 25 <main class="highlight_reftest"><span>quick</span></main> 26 <script>selectNodeContents(document.querySelector("main"));</script>