css/css-flexbox/flex-grow-008.html

<!DOCTYPE html>
<meta charset="utf-8">
<title>CSS Flexbox Test: flex-grow - frozen items act as their frozen size</title>
<link rel="author" title="Tab Atkins-Bittner" href="https://xanthir.com/contact/">
<link rel="help" title="Section 9.7, steps 4 and 5.e" href="http://www.w3.org/TR/css-flexbox-1/#resolve-flexible-lengths">
<link rel="match" href="../reference/ref-filled-green-100px-square.xht">
<meta name="assert" content="Test checks that items which become frozen due to a max-size violation use that clamped size in later steps to determine free space, so other children can grow to fill the space freed up by fixing the violation.">
<style>
  .container {
    background-color: red;
    display: flex;
    height: 100px;
    width: 100px;
  }
  .frozen-child {
    flex-grow: 1;
    max-width: 0px;
    background: red;
  }
  .non-frozen-child {
    flex-grow: 1;
    background: green;
  }
</style>
<body>
  <p>Test passes if there is a filled green square and <strong>no red</strong>.</p>
  <div class="container">
    <div class="frozen-child"></div>
    <div class="non-frozen-child"></div>
  </div>
</body>