.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{max-width:10.57rem;margin:0 auto}.main .products_title{float:left;font-size:0.2rem;border-bottom:0.03rem solid #000}.main .product_list{width:100%;margin:1.03rem 0 .23rem}@media screen and (max-width: 900px){.main .product_list{width:4.39rem;margin:0.3rem auto}}.main .product_list .item{width:4.39rem;margin-bottom:.94rem;overflow:hidden}.main .product_list .item .item_img{display:block;width:4.39rem;height:2.7rem;position:relative;overflow:hidden;border:.01rem solid #ccc}.main .product_list .item .item_img img{display:block;margin:0 auto;width:100%;height:auto;position:absolute;bottom:50%;-webkit-transform:translateY(50%);transform:translateY(50%);left:0}.main .product_list .item .img_text{text-align:center;width:100%;font-size:0.2rem;line-height:2}.pagenav{margin:.7rem 0 0.9rem}.pagenav>div{font-size:0.14rem;line-height:0.3rem;white-space:nowrap}.pagenav select.navbtn,.pagenav .navbtn a{border:1px solid #bbb;border-radius:0.1rem;padding:0 0.25rem}.pagenav select{cursor:pointer}.pagenav .navbtn span,.pagenav .navbtn a{display:block;width:100%;height:100%;font-size:0.14rem;line-height:.32rem}.pagenav .navbtn a:hover{background-color:#667BB4;color:white}.pagenav .navleft>div,.pagenav .navright>div{margin:0 .07rem}.pagenav .navleft{margin-right:.6rem;margin-bottom:0.1rem}@media screen and (max-width: 768px){.pagenav .navleft{margin-right:0}}.pagenav .navright select{font-size:0.14rem;height:.32rem}