background-none-none-and-color-ref.html

<!DOCTYPE html>
<style>
div {
  width: 100px;
  height: 100px;
  border: 2px solid black;
}
</style>
<div style="background-color: blue"></div>
<div></div>
<div style="background-color: blue; overflow: scroll"></div>
  <div style="height: 200px"></div>
</div>
<div style="overflow: scroll"></div>
  <div style="height: 200px"></div>
</div>

chromium/third_party/blink/web_tests/external/wpt/css/css-backgrounds/background-none-none-and-color-ref.html