<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title></title>
<style>
.container {
width: 50%;
height: 100px;
border: 3px solid black;
}
.items {
width: 50px;
height: 50px;
background-color: blue;
border: 2px solid red;
float: right;
margin-right: 50px;
font-size: 50px;
color: white;
}
.aa{width: 300px; height: 300px;
border: 5px solid darkslategray}
.bb{ width: 30px; height: 30px;
background-color: yellow;
border: 3px solid cyan;
float: right;
margin-right: 20px;
font-size: 20px;
color: white}
</style>
</head>
<body>
<div class="container">
<div class="items">1</div>
<div class="items">2</div>
<div class="items">3</div>
<div class="items">4</div>
<div class="items">5</div>
<div class="items">6</div>
</div>
<div class="aa">
<div class="bb"></div>
<div class="bb"></div>
<div class="bb"></div>
<div class="bb"></div>
<div class="bb"></div>
<div class="bb"></div>
<div class="bb"></div>
</div>
</body>
</html>
原文：http://www.cnblogs.com/buzhiheyan/p/7529218.html