<!DOCTYPE html><!-- webkit-test-runner [ LayoutFormattingContextEnabled=true InlineFormattingContextIntegrationEnabled=false ] -->
<style>
.container { 
  float: left;
  background-color: red;
}

.child_floating {
  float:left;
  width: 100px;
  height: 100px;
  background-color: green;
}
</style>
<div class=container>
<div class=child_floating></div>
<div class=child_floating></div>
<div class=child_floating></div>
</div>