html {
    padding: 0;
    margin: 0;
}

#header {
}

/*公共头部*/
.header_box {
    width: 100%;
    position: fixed;
    z-index: 16;
}

.header_top {
    width: 100%;
    height: 40px;
    background: #f2f2f2;
}

.header_top span {
    line-height: 40px;
    font-size: 12px;
}

.header_bottom {
    height: 130px;
    background: url(../img/beijing.gif);
}

.header_bottom .img {
    background: url(../img/logo.png);
    height: 73px;
    width: 270px;
    margin-top: 20px;
}

.header_bottom h2 {
    font-size: 20px;
    font-weight: bold;
    padding: 30px 0;
}

/*公共底部*/
.navbar-default {
    height: 100px;
    background: #333333;
}

.navbar-default .footer_text {
    font-size: 14px;
    color: #FFFFFF;
    margin-top: 30px;
}


/*boostrap兼容导航*/
.navbar-inverse{
    height: 60px;
    border-radius: 0;
    background: #044abf;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}
.navbar-nav{
    background: #044abf;
}
.nav>li{
    width: 176px;
    text-align: center;
    border-right: 2px solid #000;
    border-image: url(../img/navcut.png) 2;
    height: 60px;
}
.navbar-inverse .navbar-nav>li>a {
    font-size: 16px;
    padding: 20px !important;
    color: #FFFFFF;
}
.navbar-inverse .navbar-nav>.active>a, .navbar-inverse .navbar-nav>.active>a:hover, .navbar-inverse .navbar-nav>.active>a:focus{
    background-color: rgba(255, 255, 255, 0.2);
    color: #fff;
}

.navbar-inverse .navbar-toggle{
    border-color:#fff ;
}




/*nav导航栏样式*/
#nav_header{
    width: 100%;
    position: fixed;
    top: 170px;
    z-index: 16;
}
#nav_header .mobile_logo{
    background: url(../img/mobile_logo.png) no-repeat;
    height: 55px;
    width: 50%;
    z-index: 17;
}

@media (max-width: 768px) {
    #nav_header {
        position: fixed;
        top: 0;
    }
}

#nav_header .navbar {
    margin-bottom: 0;
}

/*banner*/
@media (min-width: 768px) {
    #banner_box {
        padding-top: 230px;
    }
}
@media (max-width: 768px) {
    #banner_box {
        padding-top: 60px;
    }
}