e: dashed;}
.a {background-color: #fff;}
.b {background-color: #ccc;}
.c {background-color: #999;}
</style>

<style contenteditable>
body > div {
  display: flex;
}
.a, .b {
  flex: 2;
}
.c {
  flex: 1;
}
 </style>
<title>Flexbox</title>
</head>

<body>
	<div id="container">
		<div class="box a"><h1>A</h1><p>flex: 1 == flex: 1 0 0px.</p></div>
		<div class="box b"><h1>B</h1><p>Setting flex-grow/flex-shrink to different values can make items grow/shrink relative to each other</div>
		<div class="box c"><h1>C