.iproducts .pro1_item{text-align:center;padding:80px 30px}.iproducts .pro1_item img{margin:0 auto}.iproducts .pro1_item h3{font-size:24px;color:#333333;line-height:36px;height:48px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.iproducts .pro1_item h4{font-size:20px;color:#333333;line-height:24px;height:36px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.iproducts .pro1_item:nth-child(odd){background-color:#f0f0f0}.iproducts .pro1_item:nth-child(even){background-color:#f5f5f5}@media screen and (max-width: 768px){.iproducts .pro1_item{padding:15px;margin-bottom:5px}.iproducts .pro1_item h3{font-size:16px;line-height:24px;height:24px}.iproducts .pro1_item h4{font-size:12px;line-height:18px;height:36px}}.product_det .container_1400{background-color:#fafafa}.product_det #swiper3 img{margin:0 auto}.product_det #swiper3 .swiper-button-prev{background-image:url(../images/products/pre.png);left:0}.product_det #swiper3 .swiper-button-next{background-image:url(../images/products/next.png);right:0}.product_det #swiper3 .swiper-button-prev,.product_det #swiper3 .swiper-button-next{width:57px;height:53px;background-size:100%;margin-top:-44px}.product_det .product_det_right{background-color:#f7f7f7}.product_det .product_det_right .right_box{padding:100px 68px}.product_det .product_det_right .right_box h1{font-size:34px;font-weight:bold;color:#333333}.product_det .product_det_right .right_box h2{font-size:28px;margin-bottom:35px}.product_det .product_det_right .right_box p{font-size:18px;line-height:1.8;text-indent:2em}@media screen and (max-width: 768px){.product_det #swiper3{background-color:#eeeeee}.product_det .product_det_right .right_box{padding:15px}.product_det .product_det_right .right_box h1{font-size:24px}.product_det .product_det_right .right_box h2{font-size:16px;margin-bottom:15px}.product_det .product_det_right .right_box p{font-size:14px}}.product_bottom .bottom_top{padding:34px 0;font-size:18px;color:#999999;border-bottom:solid 1px #e4e4e4;line-height:1.8;text-align:justify;text-indent:2em}.product_bottom .bottom_body .title{color:#204571;font-size:28px;font-weight:bold;padding:40px 0}.product_bottom .bottom_body .item{background-color:#fafafa;padding:36px 0}.product_bottom .bottom_body h4{text-align:center;line-height:3;margin-bottom:30px}@media screen and (max-width: 768px){.product_bottom .bottom_top{padding:15px 0;font-size:14px;color:#999999}.product_bottom .bottom_body .title{font-size:20px;padding:15px 0}.product_bottom .bottom_body .item{padding:15px 0}.product_bottom .bottom_body h4{margin-bottom:15px;font-size:14px;line-height:1.8;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}}