<!DOCTYPE html>
<link rel="help" href="https://crbug.com/1520442">
<style>
  #outer {
    display: list-item;
    list-style-position: inside;
    columns: 2;
    column-fill: auto;
    height: 100px;
    font-size: 1px;
    direction: rtl;
  }
  #inner {
    float: right;
    width: 100%;
    height: 150px;
  }
</style>
<div id="outer">
  <div id="inner"></div>
  x
</div>
