<!DOCTYPE HTML>
<html><head>
  <meta charset="utf-8">
  <title>Reference: baseline-aligned subgrid item with orthogonal writing-mode</title>
  <link rel="author" title="Matt Woodrow" href="mailto:mattwoodrow@apple.com">
  <link rel="stylesheet" type="text/css" href="/fonts/ahem.css">
  <style>
html,body {
  color:black; background-color:white; font:16px/1 Ahem; padding:0; margin:0;
}

.grid {
  display: grid;
  grid: 20px repeat(4, auto) 30px / 30px repeat(4, auto) 20px;
  place-content: start;
  place-items: baseline start;
  border: 1px solid;
  text-decoration: underline blue;
}

.subgrid {
  background: lightgrey;
  grid-column: 2 / span 4;
  grid-row: 3 / span 2;
  min-width: 10px;
  min-height: 0;
  background: yellow;
}

x, z {
  display: block;
  min-width: 20px;
  min-height: 10px;
  font-size: 8em;
  background: silver;
}
z {
  width: 20px;
  height: 10px;
}

  </style>
</head>
<body>

<div class="grid">
<y style="grid-area:3/1">A&nbsp;</y>
<div class="subgrid">
  <z></z><x style="margin-left: 20px">&nbsp;A</x>
</div>
</div>

</body>
</html>
