.video{width:100%;height:auto;}
/*banner*/
.banner{width: 100%;height:73vh;overflow:hidden;}
.banner .swiper-container {width: 100%;height:100%;margin-left: auto;margin-right: auto;}
.banner .swiper-wrapper{width:100%;height:100%;}
.banner .swiper-slide {text-align: center; font-size: 18px;background: #fff;

    /* Center slide text vertically */
    display: -webkit-box;
    display: -ms-flexbox;
    display: -webkit-flex;
    display: flex;
    -webkit-box-pack: center;
    -ms-flex-pack: center;
    -webkit-justify-content: center;
    justify-content: center;
    -webkit-box-align: center;
    -ms-flex-align: center;
    -webkit-align-items: center;
    align-items: center;
    width:100%;
    height:100%;
    position:relative;
}
.banner-con{min-width:1200px; position:absolute;left:50%;top:50%;transform:translate(-50%,-50%); color:#ffffff;text-align:left; z-index:5}
.banner-tit{font-size:48px;margin-bottom:70px}
.banner-des{font-size:60px;font-weight:bold;}
.swiper-button-next, .swiper-button-prev{width:71px;height:71px;background-size:71px 71px;background-color:rgba(0,0,0,0.1);border-radius:5px}
.swiper-button-prev, .swiper-container-rtl .swiper-button-next{background-image:url(../images/left.png);left:40px}
.swiper-button-next, .swiper-container-rtl .swiper-button-prev{background-image:url(../images/right.png);right:40px}


/*如鲲新材料股份*/
.present_w{width:100%;height:auto;background:#ffffff;padding:40px 0 25px;border-bottom:1px solid #dddddd;}
.present_list{width:25%;height:auto;float:left;text-align:center;position:relative;}
.present_list::after{content:"";width:1px;height:60px;position:absolute;right:0;top:50%;margin-top:-30px;background:#dddddd;}
.present_list:last-child::after{content:none;}
.present_list_num{font-size:50px;color:#17923d;margin-bottom:25px;}
.present_list_num span.small{display:inline-block;vertical-align:bottom; font-size:18px;color:#666666;display:inline-block;margin-left:10px;}
.present_list_tit{font-size:18px;color:#666666;}
.present_list_num .bf{font-size:36px;}

.section_shares{width:100%;height:auto;background:#f4f4f4;}
.section_tit{font-size:36px;padding:50px 0 30px;position:relative;text-align:center;color:#444444;margin-bottom:20px;}
.section_tit::after{content:"";width:80px;height:3px;background:#17923d;position:absolute;left:50%;margin-left:-40px;bottom:0;}
.section_des{font-size:18px;line-height:36px;color:#666666;text-indent:2em;margin-bottom:30px;}
.section_des a{color:#666666;display:inline-block;margin-left:20px;font-size:16px;}
.section_des a span{font-family:"宋体";font-size:20px;margin-left:5px;}
.section_des_center{text-align:center;}
.section_bg{width:100%;height:500px;background:url(../images/shares_bg.jpg) no-repeat center center/cover;}

/*产品中心*/
.section_product{border-top:1px solid #dddddd;}
.product_index_list{width:100%;height:500px;color:#ffffff;}
.product_index_list:nth-of-type(even){text-align:right;}
.table{display:table;width:100%;height:100%;}
.table_cell{display:table-cell;vertical-align:middle;}
.product_index_tit{font-size:36px;font-weight:bold;margin-bottom:50px;}
.product_index_des{font-size:24px;line-height:40px;}
.product_index_list:nth-of-type(odd) .product_index_des{padding-right:600px;}
.product_index_list:nth-of-type(even) .product_index_des{padding-left:600px;}
.product_index_list .more{display:inline-block;width:150px;height:45px; line-height:45px;font-size:16px; background:#17923d;border-radius:45px;text-align:center;color:#ffffff;margin-top:50px;}
.product_index_list .more span{font-family:"宋体";margin-left:10px;font-size:18px;}
.product_index_list .more:hover{color:#17923d;background:#ffffff;}

/*新闻中心*/
.section_news{width:100%;height:auto;border-bottom:1px solid #dddddd;padding-bottom:50px;}
.index_more{display:block;width:150px;height:45px; line-height:43px;font-size:16px; background:#ffffff;border-radius:45px;text-align:center;color:#7f7f7f;border:1px solid #7f7f7f;margin:auto;}
.index_more span{font-family:"宋体";margin-left:10px;font-size:18px;}
.index_more:hover{color:#ffffff;background:#17923d;border-color:#17923d;}

/*荣誉资质*/



/*合作伙伴*/
.section_partner{width:100%;height:auto;padding-bottom:60px;}
.partner{width:1360px;}
.partner_list{width:240px;height:105px;position:relative;float:left;margin:0 30px 30px 0;border:1px solid #dddddd;overflow:hidden;}
.partner_list img{display:block;width:100%;height:auto;position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);}

.slider {width: 50%;margin: 100px auto;}
.slick-slide {margin: 0px 20px;}
.slick-slide img {width: 100%;}
.slick-prev,.slick-next{top:33%;}
.slick-prev:before,.slick-next:before{ width:40px;height:40px;}
.slick-prev:before{ background:url(../images/icon_left.png) no-repeat center center/40px auto;left:-30px;}
.slick-next:before{ background:url(../images/icon_right.png) no-repeat center center/40px auto;right:-30px;}
.honor_scroll{width:100%;height:auto;padding-bottom:40px;}
.honor_list_pic{height:190px;overflow:hidden;}
.honor_list_pic img{display:block;max-width:100%;max-height:100%; transform:scale(1);-moz-transform:scale(1); -webkit-transform:scale(1); -o-transform:scale(1); transition:all ease 0.5s; -webkit-transition:all ease 0.5s; -moz-transition:all ease 0.5s; -ms-transition:all ease 0.5s; 
    -o-transition:all ease 0.5s;}
.honor_list_pic:hover img{transform:scale(1.2);-moz-transform:scale(1.2); -webkit-transform:scale(1.2); -o-transform:scale(1.2); transition:all ease 0.5s; -webkit-transition:all ease 0.5s; -moz-transition:all ease 0.5s; -ms-transition:all ease 0.5s; -o-transition:all ease 0.5s;}
.honor_list_tit{font-size:16px;text-align:center;color:#666666;margin:20px 0;}