body{
    position: relative;
}

.header{
    width:100%;
    background:rgba(0,0,0,0.2);
    height:170px;
    border-top: 10px solid #076243;
    /*position: absolute;*/
    background:#076243;
    z-index: 100;
}
.header-bd{
    width:1506px;
    height:160px;
    margin: auto;
}
.header-hd{
    width:100%;
    margin-top:10px;
}
.header-bd a{
    color:#fff;
}
.zf_nav li {
    float: left;
    color: white;
    line-height: 32px;
    padding-left: 20px;
    padding-right: 20px;
}
#xxmh {
    background: url(../images/sy.png) left 9px no-repeat;
}
#facultystaff {
    background: url(../images/ldxx.png) left 9px no-repeat;
}
#xxgk{
    background: url(../images/xxgk.png) left 9px no-repeat;
}
#sfsd {
    background: url(../images/xsry.png) left 9px no-repeat;
}
.search{
    width:260px;
    height:35px;
    position: relative;
    margin-top: 20px;
}
.search .search_form{
    width:260px;
    height:35px;
    
}
.search .search_text{
    width:260px;
    height:35px;
    padding:0 40px 0 15px;
    box-sizing: border-box;
    border-radius: 5px;
}
.search .search_sub{
    position: absolute;
    top:8px;
    right:10px;
  cursor: pointer;
}
button{
color:transparent;
background: transparent;
}

.nav ul li {
    float: left;
    height: 30px;
    width:112px;
    position: relative;
    z-index: 90;
    font-size: 16px;
    line-height: 30px;
    margin-top:20px;
    
    text-align: center;
}
.nav ul li:hover{
background:rgba(0,0,0,0.3);
}
.nav ul li dl {
    position: absolute;
    width: 100%;
    z-index: 100;
    display: none;
    background:rgba(0,0,0,0.3);
}
.nav ul li dl dd:hover{
    background:rgba(0,0,0,0.6);
}


.lbbg{
    width:100%;
    height:315px;
    background: url(../images/lbbg.png) no-repeat;
    background-size:100% 100% ;
}
.lbbg2{
    width:100%;
    height:415px;
    background: url(../images/lbbg2.png) no-repeat;
    background-size:100% 100% ;
    
}




.footer {
    width: 100%;
    background: #243b2b;
    height: 175px;
}
.foot
    width: 1506px;
    margin: 0 auto;
    margin-top:30px;
}
.foot_l{
    width:350px;
    height:100%;
    line-height:175px;
}
.foot_l img{
    margin-right:15px;
}
.foot_z{
    width:700px;
    height:100%;
    color:#fff;
    padding-top:40px;
    box-sizing: border-box;
}
.foot_z p{
    margin-bottom:10px;
}
.foot_r{
    width:455px;
    height:100%;
    font-size: 16px;
}
.foot_r div{
    width:100px;
    height:120px;
    text-align: center;
    margin-top:30px;
    margin-right:50px;
}
.foot_r div span{
    display: inline-block;
    margin-top:10px;
}
.foot_r a{
    color:#fff;
}