chromium/third_party/blink/web_tests/external/wpt/css/css-view-transitions/navigation/root-and-nested-element-transition-ref.html

<!DOCTYPE html>
<title>View transitions: basic cross-document navigation (ref)</title>
<link rel="help" href="https://drafts.csswg.org/css-view-transitions-2/">
<link rel="author" href="mailto:[email protected]">
<style>
.old {
  width: 50vw;
  height: 100vh;
  position: fixed;
  left: 0px;
  top: 0px;
  background: grey;
}
.new {
  width: 50vw;
  height: 100vh;
  position: fixed;
  left: 50vw;
  top: 0px;
  background: orange;
}
.old_text {
  position: fixed;
  top: 0px;
  left: 0px;
  width: 100px;
  height: 100px;
  background: lightblue;
  transform: translate(8px, 8px);
}
.new_text {
  position: fixed;
  top: 200px;
  left: 0;
  width: 100px;
  height: 100px;
  background: lightgreen;
  transform: translate(8px, 8px);
}
.inner {
  width: 100px;
  height: 100px;
  position: relative;
  top: 50px;
  left: 50px;
  border: 5px solid black;
}
</style>
<div class="old"></div>
<div class="new"></div>
<div class="old_text">
  This is old element
  <div class="inner"></div>
</div>
<div class="new_text">
  This is new element
  <div class="inner" style="border:5px solid blue"></div>
</div>