body{
    margin: 0;
    padding: 0;
}
.main{
    border: 1px solid #999;
    margin: 20px 20px auto 20px;
    background-color: #eee;
    position: relative;
    height: 460px;
    padding: 20px;
}
.left{
    position: absolute;
    border: 1px solid #999;
    width: 160px;
    height: 80px;
    background-color: white;
    padding: 20px;
}
.left span{
    width:80px;
    height: 80px;
    float: right;
}
.logo img{
    width:80px;
    height: 80px;
    float: left;
}
.center{
    position: absolute;
    left: 240px;
    right: 160px;
    border: 1px solid #999;
    background-color: white;
    padding: 20px;
}
.right{
    position: absolute;
    right: 20px;
    border: 1px solid #999;
    width: 80px;
    background-color: white;
    padding: 20px;
}
.right img{
    width:80px;
    height: 80px;
}