<!DOCTYPE html>
<html>
  <head> </head>

  <body>
    <h2>Images test</h2>
    <h3>column-width: 200px, 8 images</h3>
    <div style="column-width: 200px; border: solid">
      <img src="placeholder_100x100.png" />
      <img src="placeholder_100x100.png" />
      <img src="placeholder_100x100.png" />
      <img src="placeholder_100x100.png" />

      <img src="placeholder_100x100.png" />
      <img src="placeholder_100x100.png" />
      <img src="placeholder_100x100.png" />
      <img src="placeholder_100x