/*** nav ***/
.cnav{max-width: 1600px;min-width: 1200px;height: 53px;background-color: #7d868e;position: relative;top: 0;width: 100%;z-index: 99999;overflow: hidden;}
.cnav_main_area{width: 1200px;margin: 0 auto;}
.cnav_main_area ul li a{font-size: 14px;}
.cnav_main_btn{float: left;}
.cnav_main_btn ul li{width: auto;height: 53px;float: left;padding: 0 28px;}
.cnav_main_btn ul li{display: block;color: #fff;text-align: center;line-height: 53px;font-size: 14px;cursor: pointer;}
.cnav_main_btn ul li.active{background-color: #fff;color: #000;}
.cnav_main_btn ul li.active a{color: #000;}
.cnav_main_btn ul li a{width: 122px;height: 53px;display: block;color: #fff;text-align: center;line-height: 53px;text-decoration: none;}

.link1{width: 100%;height: 357px;}
.link2{width: 100%;height: 332px;background: #e5e7e8;}
.link3{width: 100%;height: 347px;}
.link4{width: 100%;height: 580px;background: #e5e7e8;}
.link5{width: 100%;height: 630px;}

.txt1{position: absolute;top: 77px;left: 0;}
.more1{position: absolute;top: 280px;left: 0;}
.img1{position: absolute;top: 50px;right: 0;}

.txt2{position: absolute;top: 50px;left: 550px;}
.more2{position: absolute;top: 245px;left: 550px;}
.img2{position: absolute;top: 25px;left: 0;}

.txt3{position: absolute;top: 70px;left: 0;}
.more3{position: absolute;top: 245px;left: 0;}
.img3{position: absolute;top: 30px;right: 0;}

.txt4{position: absolute;top: 160px;left: 550px;}
.more4{position: absolute;top: 355px;left: 550px;}
.img4{position: absolute;top: 30px;left: 0;}

.txt5{position: absolute;top: 150px;left: 0;}
.more5{position: absolute;top: 320px;left: 0;}
.img5{position: absolute;top: 30px;right: 0;}