*{margin:0;padding:0;border:0;font-size:14px;background:transparent;font-family:"Microsoft YaHei","微软雅黑";}
body{position: relative;}
ul,li{list-style: none;}
a{text-decoration: none;cursor: pointer;}
em,i{font-style: normal;}
.fl{float: left;}
.fr{float: right;}
.clearfix {*zoom: 1;}
.w1180{width: 1180px;margin: 0 auto;}
.w1200{width: 1200px;margin: 0 auto;}
.clearfix:after {display: block;content: " ";height: 0;visibility: hidden;clear: both;}

.banner{height: 430px;background: url(../../images/siyu/banner.jpg) center top no-repeat;}
.banner a{display: block;height: 430px;}

.title_1{text-align: center;padding: 60px 0 40px;}
.title_1 span{display: block;font-size: 36px;color: #121212;}
.title_1 p{padding-top: 20px;font-size: 16px;color: #555555;}


#sol_menu{height: 60px;clear: both;}
#sol_menu .nav_left{float:left;}
#sol_menu .nav_left li{float:left;margin-right: 60px;}
#sol_menu .nav_left li>a{color: #333333;font-size: 18px;display: block;line-height: 60px;display: inline-block;}
#sol_menu .nav_left li:hover>a,#sol_menu .nav_left li.on>a{color:#fd9500;position: relative;}
#sol_menu .nav_left li:first-child a{font-size: 26px;}
#sol_menu .nav_left li:last-child{height:auto;transition: .2s;overflow: hidden;}
#sol_menu .nav_left li:last-child>a{height:60px;margin-bottom: 0;margin-top: 0;}
#sol_menu .nav_left li:last-child>a:after{content:url(../../images/solution/arrow.png);margin-left: 5px;}
#sol_menu .nav_left li .menu{width:120px;height:0px; display: none;z-index: 100;position: absolute;background-color: #fff;transition: all 500ms;}
#sol_menu .nav_left li .menu a{font-size: 14px;display: block;color:#333;border-top:#ddd 1px solid;height: 30px;line-height: 30px;text-align: center;}
#sol_menu .nav_left li:hover .menu{display: block;height:130px;transition: transform .3 ease-out,top .3s ease-out;}

.floor_1{height: auto;overflow: hidden;padding-bottom: 70px;background: #f7f7f7;}
.floor_1 img{display: block;margin: 0 auto;}

.btn{display: block;margin: 50px auto 0;text-align: center;font-size: 20px;color: #fff;width: 230px;height: 60px;line-height: 60px;background: #ff9000;border-radius: 6px;}

.floor_2{height: 2270px;overflow: hidden;background: url(../../images/siyu/fl2_bg.jpg) center top no-repeat;}
.floor_2 ul li .con_box{height: auto;border-radius: 12px;background: #fff;overflow: hidden;padding: 36px 0;}
.floor_2 ul li .con_box .fl{margin: 0 200px 0 124px;}
.floor_2 ul li .con_box .tex_box{float: left;padding-top: 34px;}
.floor_2 ul li .con_box .tex_box span{display: block;font-size: 24px;color: #121212;}
.floor_2 ul li .con_box .tex_box p{font-size: 16px;color: #555555;line-height: 36px;padding: 20px 0 36px;}
.floor_2 ul li .con_box .tex_box p em{display: inline-block;color: #ff9c00;margin-right: 6px;}
.floor_2 ul li .con_box .tex_box a{margin: 0;}
.floor_2 ul li:nth-child(2) .con_box{padding-left: 90px;}
.floor_2 ul li .fr{display: block;margin-right:86px;}
.floor_2 ul li:nth-child(3) img{display: block;margin: 0 auto;}
.floor_2 ul li:nth-child(3) a{margin-top: 10px;}

.floor_6{height: auto;overflow: hidden;padding-bottom: 70px;}
.floor_6 .item{border:#dedede 1px solid;border-radius:5px;width: 1110px;margin: 40px auto;height:121px;}
.floor_6 .item .fl{width: 228px;position: relative;}
.floor_6 .item .fl p{position: absolute;top:64px;left:42px;color: #fff;font-size: 24px;text-align: center;width: 150px;}
.floor_6 .item .fr{width: 882px;}
.floor_6 .item .fr li{width:280px;height: 121px;padding-top: 30px;box-sizing: border-box;float: left;padding-left: 40px;}
.floor_6 .item .fr li img{float:left;width: 58px;margin-right: 20px;}
.floor_6 .item .fr li p{font-size: 18px;margin-bottom: 10px;}
.floor_6 .item .fr li em{display: block;color: #858585;line-height: 22px;}

.floor_7{overflow: hidden;padding-bottom: 70px;background: #f7f7f7;}
.floor_7 .w1180 .nav_1{overflow: hidden;}
.floor_7 .w1180 .nav_1 a{display: block;float: left;width: 220px;height: 90px;border: 1px solid #e5e5e5;margin-right: 16px;}
.floor_7 .w1180 .nav_1 a:last-child{margin-right: 0;}
.floor_7 .w1180 .nav_1 a:hover,.floor_7 .w1180 .nav_1 .on{border: 1px solid #FF9000;}
.floor_7 .w1180 .swiper-container{background: #FFF;margin-top: 20px;}
.floor_7 .swiper-slide{width: 1180px;overflow: hidden;height: 420px;background-color: #FFFFFF;margin-top: 20px;}
.floor_7 .swiper-slide .fl{width: 50%;}
.floor_7 .swiper-slide .fr{margin-right: 100px;}
.floor_7 .swiper-slide .fl img{margin: 40px 0 0 100px;}
.floor_7 .swiper-slide .fr img{margin: 30px 0 0 22px;}
.floor_7 .swiper-slide:nth-child(2) .fr img{margin-left: 0px;}
.floor_7 .swiper-slide:nth-child(3) .fr img{margin-left: 0px;}
.floor_7 .swiper-slide:nth-child(4) .fr img{margin-left: -25px;}
.floor_7 .swiper-slide:nth-child(5) .fr img{margin-left: -5px;}
.floor_7 .swiper-slide .fr p{font-size: 16px;color: #333333;line-height: 30px;margin-left: 50px;}
.floor_7 .swiper-slide .fr p i{color: #ff0000;}
.floor_7 .swiper-slide .fr p em{font-weight: bold;}
.floor_7 .swiper-slide a{display: block;width: 180px;height: 50px;line-height: 50px;background-color: #FF9000;color: #ffffff;margin: 50px 0 0 50px;text-align: center;font-size: 16px;border-radius:25px;}
.floor_7 .swiper-slide:nth-child(1) a,.floor_7 .swiper-slide:nth-child(4) a{margin-top: 25px;}
.floor_7 .swiper-button-prev,.floor_7 .swiper-button-next{color: #E5E5E5;--swiper-navigation-size:60px}