.gstu {
    float: left;
    margin-top: 10px;
    margin-right: 10px;
    margin-right: 20px;
}
.syjj {
    margin-right: 10px;
    line-height: 30px;
    margin-top: 10px;
    color: #666;
    font-size: 12px;
}
.sylx {
    line-height: 25px;
    margin-top: 10px;
    color: #555;
}
.huanying {
    min-width: 1200px;
    width: 100%;
    height: 30px;
    line-height: 30px;
    overflow: hidden;
}
.huanyingbox {
    width: 1200px;
    margin: auto;
}
.jia {
    float: left;
}
.jia li {
    float: left;
}
.zz_ss {
    float: right;
}
.jia li a {
    color: #777;
}

.nright {
    float: right;
    width: 225px;
    height: 40px;
}

.ss {
    height: 40px;
    width: 100%;
    background: url(/static/images/sbg.jpg) center no-repeat;
    position: relative;
    top: -7px;
}

.ssbox {
    width: 225px;
    height: 40px;
    line-height: 40px;
    margin: auto;
}

.ssboxright {
    width: 190px;
    float: right;
}


.ssboxright input.searchinput {
    color: #A6A6A6;
    font-size: 12px;
    width: 125px;
    border: 1px solid #E7E7E7;
    border-radius: 10px;
}

input.searchbtn {
    position: relative;
    top: 7px;
    right: 7px;
}

.zz_xdh {
    float: right;
}

.zz_xdh img {
    float: left;
    height: 20px;
    margin-top: 4px;
    margin-right: 3px;
}

.zz_xdh span {
    font-size: 16px;
    font-weight: bold;
    color: #23245A;
}

.toubu {
    min-width: 1200px;
    width: 100%;
    height: 75px;
    box-shadow: 0 2px 6px 0 #abaaaa;
    position: relative;
    z-index: 9999;
    background: #23245A;
}

.toububox {
    width: 1200px;
    margin: auto;
}

.toububox_l {
    width: 380px;
    float: left;
}

.toububox_r {
    width: 775px;
    float: right;
}

*+html {
    z-index: 6666;
}

*+html .search {
    z-index: 5555;
}

ul,
li {
    list-style: none;
}

a {
    color: #000;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
    color: #000;
}

.nav {
    width: 775px;
    height: 75px;
    margin: auto;
    z-index: 9999;
}

.nav_list {
    width: 775px;
    margin: auto;
    height: 75px;
}

.nav li {
    float: left;
    height: 75px;
    line-height: 75px;
    position: relative;
    text-align: center;
    z-index: 99999;
}

.nav li.last {
    background: none;
}

.nav li a {
    float: left;
    display: block;
    height: 75px;
    line-height: 75px;
}

.nav li>a {
    border-top-left-radius: 5px;
    border-top-right-radius: 5px;
}

.nav li a:hover {
    text-decoration: none;
}

.nav li a span {
    float: left;
    display: block;
    height: 75px;
    line-height: 75px;
    cursor: pointer;
    
    text-align: center;
    font-size: 15px;
    color: #fff;
}

.nav li a.selected {
    background: #343476;
    color: #555;
}

.nav li a.selected2 {
    color: #fff;
}

.nav li.selected .submenu {
    display: block;
}

.nav li .submenu {
    display: none;
    position: absolute;
    top: 75px;
    left: 0px;
    background: #343476;
    z-index: 99999;
    padding-bottom: 0px;
}

.nav li .submenu li {
    float: left;
    padding: 0;
    background: none;
    height: 30px;
    line-height: 30px;
}

.nav li .submenu li a {
    float: none;
    padding: 0;
    text-align: center;
    
    height: 30px;
    line-height: 30px;
    background: none;
    color: #fff;
    font-size: 14px;
    border-radius: initial;
}

.nav li .submenu li a:hover {
    background: #F58927;
    font-weight: normal;
    color: #fff;
    text-decoration: none;
}

.nav li a,
.nav li a span,
.nav li .submenu,
.submenu li a {
    width: 110px;
}

.nav li:nth-child(4) .submenu {
    width: 150px;
}

.nav li:nth-child(4) .submenu li a {
    width: 150px;
}

.nav_list>ul>li {
    border-top-left-radius: 5px;
    border-top-right-radius: 5px;
}

.nav li:nth-child(2) .submenu {
    padding-bottom: 10px;
    border-bottom-left-radius: 5px;
    border-bottom-right-radius: 5px;
}

.nav li:nth-child(3) .submenu {
    padding-bottom: 10px;
    border-bottom-left-radius: 5px;
    border-bottom-right-radius: 5px;
}

.nav li:nth-child(4) .submenu {
    padding-bottom: 10px;
    border-bottom-left-radius: 5px;
    border-bottom-right-radius: 5px;
}