.ch2{font-size: 36px;text-align: center;margin-bottom: 45px;}
/* 轮播slider */
.slider{width: 100%;overflow:hidden;height: 100%;}
.slider ul{transition: 0.5s;width: 100%;}
.slider ul li{overflow:hidden;display: inline-block;}
.slider ul li img{width: 100%;height: auto;display: block;}
.slider div{z-index: 2;bottom: 50px;left:50%;margin-left: -5px;}
.slider div i{width:10px;height:10px;background-color:#ccc;border-radius:10px;margin: 0 5px 0;}
/* 产品product */
.product{width: 1200px;margin: auto;padding-bottom: 50px;overflow: hidden;padding-top: 80px;}
.product h2{}
.product>div{}
.product-introduction{width: 300px;height: 460px;display: inline-block;float: left;text-align: center;background: #fff;margin-top: 30px;}
.product-introduction:hover{background: #f8f8f8;}
.product-introduction-img{width: 220px;height: 200px;margin: 40px auto; overflow: hidden;}
.product-introduction-img>img{}
.product-introduction>div:nth-of-type(2){padding: 0 20px;}
.product-introduction>div>h3{font-size: 20px;color: #333;margin-bottom: 5px;}
.product-introduction>div>span{font-size: 14px;color: #8f8f8f;line-height: 24px;}
.product-introduction>p{border-bottom: 1px solid #ebebeb;height: 1px;width: 190px; margin:100px auto 0px;}
.more{transition: 0.5s;opacity:0;}
.more>div{float: left;width:125px;height:34px;border-radius:28px;background: #e8548f;line-height: 34px;text-align: center;margin-top:-20px;}
.product-introduction:hover .more{opacity:1;}
.more div span{color: #fff;}
.more div img{}
/* 关于我们 about-us */
.about-us{width: 100%;height: 580px;overflow: hidden;background: #f8f8f8;}
.about-us >div{width: 1200px;margin: auto;padding-top: 112px;}
.about-us-l{width: 570px;float: left;}
.about-us-l h2{text-align: left;}
.about-us-l h2::after{content: "";display: block;width: 47px;height: 1px;background: #e62129;margin-top: 12px;}
.about-us-r{width: 560px;height: 350px;float: right;}
.about-us-r img{}
.about-us >div>div h2{}
.about-us >div>div p{font-size: 16px;line-height: 26px;}
.about-us .jump{margin-top: 30px;}
.news-a .jump{margin-top: 38px;color: #fff;}
.jump{width:125px;height:34px;border-radius:28px;background: #e8548f;line-height: 32px;text-align: center;color: #fff;border: 1px solid #e8548f;transition: 0.5s;}
.jump:hover{background: #fff;color: #000;border: 1px solid #000;}
.jump:hover .back{ background: url('../images/r-000.png');}
.back{width: 16px;height: 11px;background: url('../images/r-fff.png');}
/* 新闻news */
.news{width: 1200px;margin: auto;padding: 45px 0 100px;}
.news h2{}
.news>div{overflow: hidden;}
.news>div>div{display: inline-block;width: 550px;float: left;}
.news>div>div:nth-of-type(1){margin-right: 50px;padding-right: 50px;border-right: 1px solid #e6e6e6;width: 600px;}
.news>div>div>h3{font-size: 18px;margin-bottom: 25px;}
.news>div>div>p{font-size: 14px;line-height: 24px;}
.news-a>span{float: right;overflow: hidden;margin-top: 38px;}