.product_banner{
    width:100%;
    height:auto;
}

.product_nav span{
    display:inline-block;
    width:80px;
    height:30px;
    color:#666666;
    font-size:14px;
    cursor:pointer;
    text-align:center;
    line-height:30px;
    margin-right:20px;
}
.product_nav span:last-child{
    margin-right:0
}
.product_nav .activenav{
    background:#c6101f;
    color:white;

}
.product_list_all{
    background:url("../img/productContentBg.png") right bottom no-repeat;
    background-size:contain;
    padding-bottom:70px;
}
.product_dec_box{
    text-align: center;
    padding:20px 0;
    box-sizing:border-box;
}
.product_title{
    font-size:18px;
    color:black;
    white-space:nowrap;
    text-overflow: ellipsis;
    overflow: hidden;
}
.product_titledesc{
    color:#666666;
    font-size:14px;
    white-space:nowrap;
    text-overflow: ellipsis;
    overflow: hidden;
}
.product_money {
    color: #c90915;
    font-size: 20px;
    text-align: center;
}
.pageBox{
    margin-top:30px;
}
.pageItem{
    width:40px;
    height:40px;
    display:inline-block;
    line-height:40px;
    text-align:center;
    color:white;
    font-size:12px;
    background:black
}
.footer{
    margin-top:0
}
.product_content_item{
    cursor:pointer;
}
@media only screen and (min-width: 767px) {
    .product_nav{
        text-align:center;
    }
    .product_content_item{
        width: 280px;
        float:left;
        margin-right: 26px!important;
        margin-bottom: 30px;
    }
    .product_content_item:nth-child(4n+4){
        margin-right:0!important;
    }
    .product_contentlist .product_box img {
        width: 100%;
        height: 160px;
    }
    .product_content_item{
        -moz-box-shadow: 4px 4px 4px rgba(0, 0, 0, 0.4); -webkit-box-shadow:4px 4px 4px 4px rgba(0, 0, 0, 0.4); box-shadow:4px 4px 4px 4px rgba(0, 0, 0, 0.4);
    }
    .product_content_item:hover{    opacity: 1;
        top: -3px;
        left: -3px;-moz-box-shadow:16px 16px 16px rgba(0, 0, 0, 0.45); -webkit-box-shadow:16px 16px 16px rgba(0, 0, 0, 0.45); box-shadow:16px 16px 16px rgba(0, 0, 0, 0.45);}
}
@media only screen and (min-width: 100px) and (max-width: 767px) {
    .product_nav{
       text-align:center;
    }
    .product_nav span{
        margin-right:0;
    }
    .product_list_all{
        margin-top:20px!important;
        text-align:left!important;
        padding-bottom:20px;
    }
    .product_contentlist{
        display:flex;
        justify-content: space-between;
        align-items: center;
        padding:5px 10px;
        box-sizing:border-box;
        flex-wrap:wrap;
    }
    .product_contentlist .product_content_item{
        width: 49%!important;
        float:none!important;
    }
    .product_contentlist img{
      width:100%;
    }
    .product_content_item{
        margin-right:0;
        margin-bottom: 30px;
    }
    .product_contentlist img{
        width: 100%;
        /*height: 160px;*/
    }
    .product_content_item{
        -moz-box-shadow: 4px 4px 4px rgba(0, 0, 0, 0.4); -webkit-box-shadow:4px 4px 4px 4px rgba(0, 0, 0, 0.4); box-shadow:4px 4px 4px 4px rgba(0, 0, 0, 0.4);
    }
}