.product_banner{
    width: 1024px;
    margin: 10px 0px;
}

.product_banner img {
    width: 1024px;
}

.product_content{
    width: 1000px;
    margin: 10px;
}
    .product_content img{
        width: 1000px;
        margin: 5px 0;
    }