article {
  margin: 100px 0; }

h1 {
  display: none; }


.fourth-column {
  -moz-column-width: 200px;
  -webkit-column-width: 200px;
  -moz-column-gap: 1em;
  -webkit-column-gap: 1em;
  -moz-column-rule: 1px solid #444;
  -webkit-column-rule: 1px solid #444;
  column-width: 200px;
  column-gap: 1em;
  column-rule: 1px solid #444; }
  .fourth-column img {
    width: 400%; }