/*index end*/
.w_1100{width:100%;margin: auto;}
.mainbox{padding-top:5px;}
.n_banner{background-repeat: no-repeat;background-position: center;height: 300px;color: #fff;}
.n_banner h5{padding-top: 114px;padding-bottom: 10px;font-size: 36px;font-weight: bold;line-height: 40px;}
.n_banner p{font-size: 14px;line-height: 30px;}
.n_banner p a{color: #fff;}
.n_banner p em{font-family: simsun;margin: 0 7px;}
.n_nav{background: #efefef;}
.n_nav a{position: relative;display: inline-block;font-size: 12px;color: #333;padding: 0 10px;line-height: 70px;}
.n_nav a:after,.n_nav a:before{width: 0;height: 40px;top:15px;background: #042D40;content: '';position: absolute;display: inline-block;bottom: 0;-webkit-transition:all 0.8s ease 0s; transition:all 0.8s ease 0s;}
.n_nav a span{position: relative;z-index: 3;}
.n_nav a:after{left:50%;}
.n_nav a:before{right:50%;}
.n_nav a:hover:after,.n_nav a:hover:before,.n_nav a.on:after,.n_nav a.on:before{width:40%;}
.n_nav a:hover span,.n_nav a.on span{color: #fff;}
/*n_banner*/