pseudo-elements-002.html

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This WPT test may be referenced by the following Test IDs:
- /css/css-contain/container-queries/pseudo-elements-002.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<title>CSS Container Queries Test: Container for ::before/::after pseudo elements</title>

<link rel="help" href="https://drafts.csswg.org/css-contain-3/#container-queries">

<link rel="match" href="pseudo-elements-002-ref.html">

<style>

  .container { container-type: inline-size; }

  @container (max-width: 100px) { #c1::before { content: "PASS" } }

  @container (min-width: 150px) { #c1::before { content: "FAIL" } }

  @container (max-width: 100px) { #c2::before { content: "PASS" } }

  @container (min-width: 150px) { #c2::before { content: "FAIL" } }

  @container (max-width: 100px) { #c3::after { content: "PASS" } }

  @container (min-width: 150px) { #c3::after { content: "FAIL" } }

  @container (max-width: 100px) { #c4::after { content: "PASS" } }

  @container (min-width: 150px) { #c4::after { content: "FAIL" } }

</style>

<div id="c1" class="container" style="width:100px"></div>

<div id="c2" class="container" style="width:200px"></div>

<div id="c3" class="container" style="width:100px"></div>

<div id="c4" class="container" style="width:200px"></div>

<script>

  document.body.offsetTop;

  c2.style.width = "100px";

  c4.style.width = "100px";

</script>