display:box;
-webkit-box-pack: center;
-webkit-box-align: center;
-webkit-box-pack: justify;做均匀分布布局。
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Document</title>
<style>
.box{
height: 40px;
display: -webkit-box;
-webkit-box-pack: justify;
}
.cell{
width: 20px;
height: 20px;
background-color: red;
}
</style>
</head>
<body>
<div class="box">
<div class="cell"></div>
<div class="cell"></div>
<div class="cell"></div>
<div class="cell"></div>
<div class="cell"></div>
<div class="cell"></div>
</div>
</body>
</html>
CSS3盒模型display:box详解:http://www.warting.com/web/201402/68557.html