div class="stretch"></div>
  <div class="f">FFFFFF<br/>FFFFFF<br/>FFFFFF<br/>FFFFFF<br/>FFFFFF<br/>FFFFFF</div>
  <div class="g">GGGGG<br/>GGGGG<br/>GGGGG<br/>GGGGG<br/>GGGGG</div>
  <div  class="h">HHHH<br/>HHHH<br/>HHHH<br/>HHHH</div>
  <div class="i">III<br/>III<br/>III</div>
  <div class="j">JJ<br/>JJ</div>
  <div class="stretch"></div>
  <div class="k">K</div>
  <div class="stretch"></div>
</div>
<p>align-content:  space-around; ⤴</p>
</article>




<article>
<div style="align-content: space-evenly;"