.product_box{
width:570px;
border-bottom:#cccccc 1px solid;
margin:0 0 10px 0;
}

.product_box a img{
float:left;
padding:0 0 10px 0;
width:100px;
}
.list{
float:right;
width:450px;
}
.name{
font-size:1.2em;
}
.price{
text-align:right;
}
.explain{
}