.header{width: 100%;background: #fff;height: 80px;}
.header .con{width: 1200px;margin:0 auto;}
.header img{float: left;;margin-top: 20px;}
.header .nav{float: right;margin-top: 22px;}
.header .nav li{float: left;line-height: 42px;margin-left: 50px;font-size: 15px;border-bottom: 2px solid transparent;transition: .2s all ease;}
.header .nav li a{transition: .2s all ease;}
.header .nav li:hover{border-bottom: 2px solid #008fff;}
.header .nav li.active{border-bottom: 2px solid #008fff;}
.header .nav li.active a{color:#008fff;}
.m-banner{width: 100%;height: 717px;}
.m-banner .con{padding-top: 180px;width: 860px;margin:0 auto;text-align: center;}
.m-banner .con h1{font-size: 50px;color:#fff;font-weight:300;line-height: 52px;}
.m-banner .con p{font-size: 16px;line-height: 32px;color:#fff;margin-top: 36px;}
.m-banner .con h2{font-size: 30px;line-height: 32px;color:#fff;margin-top: 34px;}
.m-banner .con a{display: block;width: 218px;height: 48px;border: 1px solid #fff;border-radius: 4px;margin:0 auto;font-size: 20px;text-align: center;line-height: 48px;color:#fff;margin-top: 46px;transition: .3s all ease}
.m-banner .con a:hover{background:#fff;border:1px solid #fff;color:#008fff;}
.yscon-odd{width: 100%;height: 614px;background: #fff;}
.yscon-odd .con{width: 1200px;margin:0 auto;}
.yscon-odd .con > img{float: left;}
.yscon-odd ul{float: left;padding-top: 175px;margin-left:110px;}
.yscon-odd ul h1{font-size: 32px;color:#333;}
.yscon-odd ul h2{font-size: 20px;color: #555;margin-top: 20px;margin-bottom: 22px;}
.yscon-odd ul p{font-size: 16px;line-height: 32px;color:#666;width: 450px;}
.yscon-even{width: 100%;height: 614px;background: #f7faff;}
.yscon-even .con{width: 1200px;margin:0 auto;}
.yscon-even .con > img{float: right;}
.yscon-even ul{float: left;padding-top: 175px;margin-left:40px;}
.yscon-even ul h1{font-size: 32px;color:#333;}
.yscon-even ul h2{font-size: 20px;color: #555;margin-top: 20px;margin-bottom: 22px;}
.yscon-even ul p{font-size: 16px;line-height: 32px;color:#666;width: 450px;}
.footer{width: 100%;height: 94px;background: #333;text-align: center;padding-top: 40px;}
.footer p{font-size: 14px;color:#b7b7b7;line-height: 28px;}