chromium/third_party/blink/web_tests/svg/transforms/transform-box-view-box.html

<!DOCTYPE html>
<style>
svg {
  background-color: red;
}
rect {
  transform-box: view-box;
}
#target1 {
  transform-origin: 25% 25%;
  transform: scale(2);
}
#target2 {
  transform: translate(50%, 0);
}
#target3 {
  transform: translate(0, 50%);
}
#target4 {
  transform-origin: 50% 50%;
  transform: rotate(180deg);
}
</style>
<svg width="200" height="200">
  <rect id="target1" x="25" y="25" width="50" height="50" fill="green"/>
  <rect id="target2" width="100" height="100" fill="green"/>
  <rect id="target3" width="100" height="100" fill="green"/>
  <rect id="target4" width="100" height="100" fill="green"/>
</svg>