@media screen and (max-width: 768px){
.footer_con{width: 96%;padding: 8% 2%;}
.top_title,.product_left,.top_logo  {display: none;}
.product_banner {height: auto;margin: 0;clear: both;}
.top_dh {margin: 0 auto;width: 100%;}
.top_nav {width: auto;margin: auto;height: auto;background: #d53636;}
.top_nav ul{width: auto;height: auto;}
.top_nav ul li{width: 24%;height: auto;}
.top_nav ul li a{height: auto;color: #fff;line-height: 35px;}
.product_right {margin: 0 auto;clear: both;width: 100%;}
.weizhi {width: auto;}
.product_chanpin {width: 100%;float: none;} 
.product_xiangxi {width: 96%;padding: 0 2%;overflow: hidden;float: none;}
.product_chanpin_left,.product_chanpin_right {width: 100%;float: none;height: auto;display: block;margin: 0;box-sizing: border-box;}
.product_chanpin_right_bt,.product_chanpin_right_con{width:100%;height: auto;display: block;float: none;font-size: 1rem;line-height: 2rem;}
.product_chanpin_botton{margin-top: 1rem;}
.product_con{margin: 0;width: 100%;}
.product_chanpin_biaoqian{width: 100%;float: none;}
#tabcontent li img{max-width: 100% !important;height: auto !important;}
#tabcontent{width: 100%;padding: 0;}
.p_table {border: 1px solid #ccc;border-collapse: collapse;width: 100%;margin: 10px 0;font-size: 0.875rem;overflow-x: scroll;display: flex;}
.product_chanpin h3,.product_chanpin11{width: 100%;}
.product_chanpin11 img{width: 100%;height: auto;}
#tabcontent P{line-height: 2rem;}
#tabcontent TABLE{width: 100%;}
}