lignStart"><!--self-start--></div></div>
    <div class="container"><div class="alignEnd"><!--self-end--></div></div>
    <br>
    <!-- <self-position>, part 2: -->
    <div class="container"><div class="alignStart"><!--flex-start--></div></div>
    <div class="container"><div class="alignEnd"><!--flex-end--></div></div>
    <div class="container"><div class="alignStart"><!--left--></div></div>
    <div class="container"><div class="alignEnd"><!--right--></div></div>
    <br>
  </div>
  <div class="small">
