<div id="multicol">
  <div class="thing"></div>
  <div class="thing"></div>
</div>

#multicol {
  columns: 2;
  column-fill: auto;
  margin: 50px;
  width: 300px;
  height: 100px;
  background: darkturquoise;
}
.thing {
  transform: translate(20px, 50px) rotate(30deg);
  width: 100px;
  height: 100px;
  contain: size;
  box-shadow: 0 0 30px;
  background: mediumseagreen;
}