-function: steps(2, jump-none);
}

/* Set different durations for start and end so the two subtrees can be
 * differentiated. The test will manually control animation playback so
 * duration doesn't matter. */
html::view-transition-group(container-start),
html::view-transition-group(start),
html::view-transition-new(container-start),
html::view-transition-old(container-start) {
  animation-duration: 2s;
}
html::view-transition-group(container-end),
html::view-transition-group(end),
html::view-transition-new