.page_top .big_img{height:4.6rem;width:100%;vertical-align:bottom}.page_top .navbar{padding-left:.4rem;line-height:0.66rem;border:0.01rem solid #bbb}.page_top .navbar .item{vertical-align:bottom;white-space:nowrap;display:block;color:#101010;font-size:0.16rem;padding:0 0.14rem;width:100%;height:100%}.page_top .navbar .item.active{background-color:#667BB4;color:white}.main{padding:0.4rem 1rem 0;overflow-x:hidden}@media screen and (max-width: 768px){.main{padding:0.4rem .3rem 0}}.main .products_title{float:left;font-size:0.2rem;border-bottom:0.03rem solid #000;line-height:1.5}.main .product_list{clear:both;width:12.3rem;margin:0 auto}@media screen and (max-width: 768px){.main .product_list{width:auto}}.main .product_list .item_box{text-align:center;padding-top:0.4rem;position:relative;width:2.7rem;height:3.32rem}.main .product_list .item_box a{display:block;width:100%;height:100%;overflow:hidden}.main .product_list .item_box a img{-webkit-transition:all .3s;transition:all .3s}.main .product_list .item_box a img:hover{-webkit-transform:scale(1.1) translateY(-0.05rem);transform:scale(1.1) translateY(-0.05rem)}@media screen and (max-width: 768px){.main .product_list .item_box{width:2rem}}.main .product_list .item_box .describe{font-size:0.14rem;line-height:2}.main .product_list .item_box:nth-child(4n+1)::after{content:'';display:block;width:200vw;height:0.01rem;background-color:#bbb;position:absolute;left:-30vw;top:0}.main .pagenav{margin:.7rem 0 0.9rem}.main .pagenav>div{font-size:0.14rem;line-height:0.3rem;white-space:nowrap}.main .pagenav select.navbtn,.main .pagenav .navbtn a{border:1px solid #bbb;border-radius:0.1rem;padding:0 0.25rem}.main .pagenav select{cursor:pointer}.main .pagenav .navbtn span,.main .pagenav .navbtn a{display:block;width:100%;height:100%;font-size:0.14rem;line-height:.32rem}.main .pagenav .navbtn a:hover{background-color:#667BB4;color:white}.main .pagenav .navleft>div,.main .pagenav .navright>div{margin:0 .07rem}.main .pagenav .navleft{margin-right:.6rem;margin-bottom:0.1rem}@media screen and (max-width: 768px){.main .pagenav .navleft{margin-right:0}}.main .pagenav .navright select{font-size:0.14rem;height:.32rem}