.product_article_title{
    color:#333333;
    font-size:30px;
}
.article_content{
    font-size:14px;
    color:#666666;
    line-height:28px;
    margin-top:30px;
}
.smlTitle{
    color:#333333;
    font-size:20px;
}
.product_artitle_box p,.product_artitle_box span{
    line-height:28px;
    font-size:14px;
    color:#666666
}
.news_list_all{
    background: url("../img/productContentBg.png") right bottom no-repeat;
    background-size: contain;
    padding-bottom:70px;
    padding-right: 10px;
    padding-left: 10px;
}
.footer{
    margin-top:0;
}
@media only screen and (min-width: 767px) {
    .product_img{
        width:100%;
        min-width:1200px;
    }
}
@media only screen and (min-width: 100px) and (max-width: 767px) {
    .product_img{
        width:100%;
        min-width:100px;
    }
}