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              <h2>order: &lt;integer&gt;;</h2>
<div class="flex-container">
	<div class="flex-item order1">1</div>
	<div class="flex-item order4">4</div>
	<div class="flex-item order2">2</div>
	<div class="flex-item order0">0</div>
	<div class="flex-item order1">1</div>
	<div class="flex-item order3">2</div>
	<div class="flex-item order-2">-2</div>
              /* Flex Item Order */
.order-2 {
	order: -2;
.order-1 {
	order: -1;
.order0 {
	order: 0;
.order1 {
	order: 1;
.order2 {
	order: 2;
.order3 {
	order: 3;
.order4 {
	order: 4;

/* Flex Container */
.flex-container {
	background: #def;
	display: flex;
/* Flex Items */
.flex-item {
	text-align: center;
	background: gray;
	border: 1px solid black;
	color: white;
	flex-grow: 1;
	padding: 0.5em;

/* Global style */
h2 {
	text-align: center;
	margin:1em 0 0;
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