body{background-color: #fff;}
.bg,.bg img{max-width:none;}
.promotion_header{min-width:1200px;position:relative;}
.promotion_header .bg{width: 100%;}
.promotion_header .promotion_menu{width:1200px;height:33px;margin-left:-600px;font-size:0;position:absolute;left:50%;top:4.8%;}
.promotion_header .promotion_menu .logo{width:116px;height:33px;}
.promotion_header .promotion_menu>ul{position:absolute;right:0;top:0;height:33px;}
.promotion_header .promotion_menu>ul>li{display: inline-block;height:33px;line-height: 33px;margin-left:25px;position:relative;}
.promotion_header .promotion_menu>ul>li>a{font-size:18px;color:#fff;}
.promotion_header .contactus{width:230px;height:56px;line-height: 56px;border-radius:28px;font-size:18px;color:#fff;background-color:#00B5ED;text-align: center;position:absolute;bottom:18.2%;display: inline-block;left:50%;margin-left:115px;}
.promotion_aboutus{min-width:1200px;height:550px;position:relative;background-color: #fff;padding-top:80px;min-width: 1200px;overflow: hidden;}
.promotion_aboutus .bg{height:550px;width:1920px;position:absolute;left:50%;margin-left:-960px;}
.promotion_aboutus .text{width:50%;height:550px;position:relative;}
.promotion_aboutus .text>div{height:100%;width:460px;position:absolute;right:105px;}
.promotion_aboutus .text h1{font-size:38px;color:#5A5A5A;margin-top:107px;}
.promotion_aboutus .text .cutline{height:3px;width:94px;background-color:#00B5ED;margin: 35px 0 45px 0;}
.promotion_aboutus .text p{font-size:15px;color:rgb(75,88,99);opacity: 0.7;line-height: 1.75}
.promotion_service{overflow:hidden;position:relative;min-width:1200px;height:576px;background-color:#F1F1F1;}
.promotion_service .text{position:absolute;left:50%;top:85px;width:445px;margin-left:111px;}
.promotion_service .cutline{width: 20px;height:3px;background-color:#5A5A5A;}
.promotion_service h1{padding:0;margin-top:30px;text-indent: -3px;font-size:38px;color:#5A5A5A;}
.promotion_service .eng{height:10px;margin-top:10px;}
.promotion_service p{font-size:15px;color:rgb(75,88,99);margin-top:42px;opacity: 0.44;line-height: 1.75;}
.promotion_service .more{font-size:24px;margin-top:93px;text-align:left;}
.promotion_service .more a{color:#00B5ED;}
.promotion_service .bg{width:50%;position:absolute;left:0;top:0;overflow: hidden}
.promotion_service .bg img{position:relative;left:50%;margin-left:-480px;width:960px;}
.promotion_service.second .bg{left:50%;}
.promotion_service.second .text{left:auto;right:50%;margin-right:120px;}
.promotion_otherservice{width:1200px;margin:auto;}
.promotion_otherservice img{width:1120px;margin-left:40px;}