#biao
{
    width: 750px;
    height: auto;
}
#xuanze
{
    width: 750px;

    background: url(../image/bjtiao.jpg);
     
}
.duihuakuang
{
    width: 755px;
    height: auto;
    background: url(../image/750duihuakuang2.png);
    color: White;
  
}
.qiu
{
    width: 110px;
    height: 110px;
    color: White;
    float: left;
    margin-left: 15px;  
    margin-top:15px;
}
.qiuc
{
    width: 150px;
    height: 150px;
    color: White;
    float: left;
    margin-left: 8px;
  
}
.qiu2
{
    width: 50px;
    height: 80px;
    float: left;
    margin-left: 8px;    
   margin-top:42px;
    
}