<!DOCTYPE html>
<meta charset="utf-8">
<link rel="author" title="Ting-Yu Lin" href="mailto:tlin@mozilla.com">
<link rel="author" title="Mozilla" href="https://www.mozilla.org/">
<link rel="help" href="https://drafts.csswg.org/css-sizing-3/#intrinsic-sizes">
<link rel="help" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1748339">
<link rel="match" href="../reference/ref-filled-green-100px-square-only.html">

<style>
.outer {
  width: 100px;
}

.photogallery-wrapper {
  height: 0px;
  padding-top: 80%;
 