.main { width: 1200px; margin: 0 auto; }
.row-1 { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.row-2 { overflow: hidden; text-overflow: ellipsis; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; }
.row-3 { overflow: hidden; text-overflow: ellipsis; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; }
.flex { display: flex; align-items: center; }
.header-blk {background:#ffffff;box-shadow: 0px 2px 7px rgba(0,0,0,0.06);}
.between { justify-content: space-between; }
.logo a { display: block; width: 162px; height: 34px; font-size: 0; }
.logo img { height: 34px; width: auto; }
.nav { flex: 1; justify-content: flex-end; font-size: 14px; }
.nav li { margin-left: 50px; position: relative; z-index: 100; }
.nav li:hover .sub-nav { display: block; }
.nav .title { display: block; height: 118px; line-height: 118px; border-bottom: 2px solid #fff; margin-bottom: 1px; }
.nav .on .title { border-color: #147ccc; color: #147ccc; }
.sub-nav { display: none; position: absolute; left: 50%; top: 120px; transform: translateX(-50%); background: #fff; box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1); }
.sub-nav a { width: 120px; height: 40px; line-height: 40px; display: block; text-align: center; border-bottom: 1px solid #eee; }
.sub-nav a:hover { background: #147ccc; color: #fff; }
.banner { position: relative;width:100%;overflow:hidden; }
.banner .swiper-slide a { display: block; }
.banner img { width: 100%; display: block; }
.banner .swiper-pagination { bottom: 90px; }
.advantage { position: relative; z-index: 200; margin-top: -70px;text-align:center; background: #fff; padding: 40px 0; box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05); }
.advantage a { flex:1;   }
.advantage img {}
.advantage strong { margin-top: 22px; font-size: 18px;clear:both;display:block; }
.advantage p { font-size: 14px; color: #666; margin-top: 5px; }
.base-title { text-align: center; }
.base-title strong { font-size: 32px; line-height: 1; display: block; }
.base-title p { font-size: 18px; color: #999; line-height: 1; margin-top: 14px; }
.product { padding: 80px 0; }
.product-list { justify-content: space-between; padding-top: 40px; }
.product-list .item { padding: 10px 20px 30px 20px; width: 230px; display: flex; flex-direction: column; justify-content: center; align-items: center; }
.product-list .proimg img { height: 230px; width: auto; }
.product-list strong { font-size: 18px; margin-bottom: 10px; }
.product-list p { font-size: 14px; line-height: 24px; color: #999; width: 100%; text-align: center; }
.product-list a:hover { background: #fff; box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08); }
.product-more { justify-content: center; margin-top: 60px; }
.more { width: 90px; height: 32px; line-height: 32px; border: 1px solid #ddd; text-align: center; color: #999; display: block; }
.more:hover { background: #147ccc; color: #fff; border-color: #147ccc; }
.about { height: 548px; background: #c2b8b2; }
.about .img { height: 100%; flex: 1; }
.about .img img { max-width: 100%; height: auto; }
.about .info { flex: 1; display: flex; }
.about .info img { display: block; width: 238px; height: 306px; margin-left: -238px; }
.about-con { width: 550px; height: 306px; padding: 0 25px; background: #fff; }
.about-con .title { font-size: 32px; line-height: 1; margin: 48px 0 10px 0; }
.about-con .title2 { font-size: 13px; color: #999; line-height: 1; }
.about-con p { font-size: 13px; line-height: 1.4; color: #666; margin: 40px 0 50px 0; }
.news { padding: 80px 0; }
.news-list { justify-content: space-between; padding-top: 40px; }
.news-list a { width: 380px; }
.news-list .date { line-height: 1; font-size: 36px; color: #bbb; }
.news-list .title { font-size: 20px; line-height: 1; margin: 14px 0 12px 0; }
.news-list i { width: 50px; height: 1px; line-height: 0; background: #bbb; display: block; }
.news-list p { font-size: 13px; line-height: 1.6; margin-top: 25px; }
.news-list img { display: block; height: 26px; margin-top: 25px; }
.case { height: 320px; background: #eeeeee; position: relative; }
.case .base-title { padding-top: 80px; }
.case-con { width: 1200px; height: 680px; position: absolute; top: 190px; left: 50%; transform: translateX(-50%); }
.case-con a { position: absolute; }
.case-con .c1 { left: 0; top: 0; }
.case-con .c1 img { width: 93px; height: 311px; }
.case-con .c2 { left: 245px; top: 0; }
.case-con .c2 img { width: 500px; height: 333px; }
.case-con .c3 { right: 0; top: 43px; }
.case-con .c3 img { width: 435px; height: 290px; }
.case-con .c4 { left: 50px; top: 353px; }
.case-con .c4 img { width: 300px; height: 200px; }
.case-con .c5 { right: 455px; top: 353px; }
.case-con .c5 img { width: 375px; height: 250px; }
.case-con .c6 { right: 196px; top: 353px; }
.case-con .c6 img { width: 240px; height: 160px; }
.footer { background: #2a2a2a; color: #fff; }
.footer a, .footer a:hover { color: #fff; }
.footer-tag { padding: 50px 0; }
.mt630 { margin-top: 630px; }
.footer-tag { display: flex; justify-content: space-between; }
.footer-tag .item { width: 270px; }
.footer-title { font-size: 16px; padding-bottom: 20px; border-bottom: 1px solid #444; margin-bottom: 30px; }
.footer-nav { display: flex; flex-wrap: wrap; }
.footer-nav a { width: 40%; display: block; font-size: 13px; margin-bottom: 26px; }
.contact strong { font-size: 13px; display: block; }
.contact p { font-size: 13px; margin-top: 6px; }
.contact p.b { font-size: 28px; }
.contact li { margin-bottom: 30px; }
.follow a { margin-bottom: 25px; }
.follow a strong { margin-left: 10px; font-size: 13px; }
.code img { height: 150px; display: block; }
.code p { font-size: 13px; margin-top: 20px; }
.footer-info { border-top: 1px solid #444; padding: 20px 0; display: flex; justify-content: space-between; font-size: 13px; }
/* m */

.m-header { display: none; width: 100%; height: 50px; align-items: center; justify-content: space-between; font-size: 0; position: fixed; left: 0; top: 0; background: #fff; z-index: 100; }
.m-header a { display: block; }
.m-logo { height: 28px; padding: 0 15px; }
.m-menu-icon { padding: 0 15px; height: 20px; }
.m-mask { display: none; width: 100%; height: 100%; background: rgba(0, 0, 0, 0.8); position: fixed; left: 0; top: 0; z-index: 1000; }
.m-nav { width: 80%; height: 100%; background: #fff; position: fixed; left: -100%; top: 0; z-index: 2000; transition: 0.5s; }
.m-mask.on { display: block; }
.m-nav.on { left: 0; }
.m-nav-item { margin: 0 15px; height: 50px; line-height: 50px; display: block; text-align: center; border-bottom: 1px solid #eee; font-size: 15px; font-weight: bold; }
.m-nav-item:hover, .m-nav-item.on { color: #147ccc; }
.m-case { display: none; }
.home-load-animation {width:100%;height:100%;position:fixed;top:0;left:0;background:#ffffff;z-index:9998;}
.ani-main {width:560px;margin:auto;display:none;position:fixed;z-index:9999;left:50%;margin-left:-280px;top:50%;margin-top:-307px;}
.ani-main img {width:100%;height:auto!important;}
.enter-web {width:150px;margin:auto;text-align:center;margin-top:10px;}
.enter-web a,.enter-web a:visited {display:block;border:solid 1px #e89115;padding:8px 20px 8px 20px;border-radius:26px;color:#e89115;}
.enter-web a:hover {background:#e89115;color:#ffffff;}

@media screen and (max-width:750px) {
.main { width: auto; }
.header { display: none; }
.m-header { display: flex; }
.banner .swiper-pagination { bottom: 10px; }
.advantage { margin-top: 0; padding: 0px 15px 30px 0;flex-wrap: wrap; display: flex;}
.advantage a { margin-left: 15px; width:45%;flex:none;margin-top:30px;}
.advantage img { height: 50px;width:auto; }
.advantage strong { font-size: 14px; margin-top: 15px; }
.advantage p { font-size: 10px; }
.product { padding: 30px 0; }
.base-title strong { font-size: 20px; }
.base-title p { font-size: 14px; margin-top: 10px; }
.product-list { flex-wrap: wrap; padding-top: 0; }
.product-list .item { width: 50%; padding: 0; margin-top: 20px; }
.product-list .item img { width: 100%; display: block; }
.product-more { margin-top: 30px; }
.product-list a:hover { box-shadow: none; }
.about { height: auto; background: none; }
.about .img { display: none; }
.about .info { display: block; }
.about .info img { margin-left: 0; width: 100%; }
.about-con .title { font-size: 20px; text-align: center; margin: 30px 0 10px 0; }
.about-con .title2 { font-size: 14px; text-align: center; }
.about-con { width: auto; height: auto; padding: 0 15px; }
.about-con .more { margin: 0 auto; }
.about-con p { margin: 20px 0 30px 0; }
.news { padding: 30px 0 40px 0; margin-top: 30px; border-top: 1px solid #eee; }
.news-list a { width: auto; display: block; margin-top: 40px; padding: 0 15px; overflow: hidden; }
.news-list { flex-direction: column; padding-top: 0; }
.news-list .date { font-size: 36px; }
.news-list .title { font-size: 18px; }
.news-list .title.row-1 { white-space: normal; }
.news-list p { font-size: 12px; }
.case { display: none; }
.m-case { display: block; }
.m-case-list { display: flex; flex-wrap: wrap; padding-right: 15px; padding-top: 15px; padding-bottom: 30px; }
.m-case-list a { width: calc(50% - 15px); overflow: hidden; margin-top: 15px; margin-left: 15px; }
.m-case-list a img { width: auto; width:100%;height:auto; }
.footer-tag { padding: 30px 15px; }
.mt630 { margin-top: 0; }
.footer-tag { flex-direction: column; }
.footer-tag .item { width: auto; }
.footer-info { flex-direction: column; padding: 20px 15px; }
.footer-info p:last-child { margin-top: 10px; }
.footer-title { display: none; }
.footer-nav, .follow { display: none; }
.ani-main {position:relative;width:100%;height:429px;left:0px;top:0px;right:0px;bottom:0px;margin-left:0px;margin-right:0px;margin-top:0px;margin-right:0px;}
}