<!DOCTYPE html> <!-- webkit-test-runner [ LayoutFormattingContextEnabled=true LayoutFormattingContextIntegrationEnabled=false ] -->
<style>
.container {
  width: 100px;
  height: 100px;
}

.floatBox {
  float: left;
  width: 40px;
  height: 100px;
  background-color: green;
}

.table {
  display: table;
  height: 20px;
  outline: 8px solid blue;
}
</style>
<!-- note the non-quirk mode -->
<div class=container>
  <div class=floatBox></div>
  <div class=table></div>
</div>