/*导航栏*/
nav{
    width: 100%;
    height: 76px;
    position: fixed;
    top: 0;
    z-index: 9;
    background: #fff;
}

.nav-style{
    line-height: 76px;
}
.nav-logo-left{
    display: block;
    float: left;
}
.nav-ul-right{
    width: 63%;
    margin-left: 5%;
}
.nav-ul-right li{
    margin-left: 23px;
}
/*选中时*/
.nav-active{
    color: #ff7e00;
}
nav a:hover { text-decoration: none; color: #ff7e00; }
/*未被选中时*/
.nav-public{
    color: #717171;
}