dows: 1;
    }
  </style>

  <p>Test passes if the numbers inside both orange-bordered rectangles are <strong>distributed identically</strong>.

  <div id="test">1<br>2<br>3<br>4<br>5<br>6<br>7<br>8<br>9<br>10<br>11<br>12<br>13<br>14<br>15<br>16<br>17<br>18<br>19</div>

  <div id="reference">1<br>2<br>3<br>4<br>5<br>6<br>7<br>8<br>9<br>10<br>11<br>12<br><br><br><br><br>13<br>14<br>15<br>16<br>17<br>18<br>19</div>

  <!--                                      Same as div#test except 4 extra br here   ^    -->