css/css-flexbox/flexbox_flex-natural-variable-zero-basis-ref.html

<!DOCTYPE html>
<title>flexbox | flex: larger integer, zero basis</title>
<link rel="author" href="http://opera.com" title="Opera Software">
<style>
div {
	border: 1px solid black;
	height: 8em;
	width: 36em;
}
span {
	width: 6em;
	height: 8em;
	float: left;
}
span:nth-child(2) {
	width: 18em;
}
span:nth-child(1) {background: yellow;}
span:nth-child(2) {background: pink;}
span:nth-child(3) {background: lightblue;}
span:nth-child(4) {background: grey;}
</style>

<div>
	<span>one</span>
	<span>two</span>
	<span>three</span>
	<span>four</span>
</div>