pref-width-1b.html

Enable keyboard shortcuts

<!DOCTYPE html>

<html>

<head>

  <style>

  div { column-count:2; column-width:100px; column-gap:0; float:left; border:2px solid black; height:200px; }

  div.clear { clear:both; }

  div.gap { column-gap:80px; }

  span { display:inline-block; width:50px; }

  </style>

</head>

<body>

  <div>

    <span></span><br><span></span>

  </div>

  <div class="gap clear">

    <span></span><br><span></span>

  </div>

</body>

</html>