.header {
    min-width: 1438px;
}
.header header {
    height: 214px;
    background: url("../images/banner.png") no-repeat;
    background-size: cover;
    position: relative;
}
.header header .logo {
    width: 33%;
    position: absolute;
    top: 50px;
    left: 13%;
}
.header header .title {
   width: 37%;
    position: absolute;
    top: 105px;
    left: 51%;

}
.header header .study {
    width: 72px;
    position: absolute;
    bottom: 30px;
    right: 30px;
}
.header header .logo_title {
    font-size: 16px;
    color: #FFFFFF;
    text-shadow: 0 1px 4px rgba(0,0,0,0.61);
    position: absolute;
    top: 15px;
    right: 17px;
    display: flex;
    align-items: center;
    font-family: "PingFangSC-Medium";
}
.header header .logo_title .gan {
    margin: 0 20px;
}
.header header .logo_title img {
    width: 32px;
}

.header nav {
    height: 60px;
    background: #6A8FE2;
}
.header nav ul {
    width: 1438px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
    background: #6A8FE2;
}
.header nav ul li {
    flex: 1;
    height: 100%;
    padding: 5px 0;
}
.header nav ul li > a {
    cursor: pointer;
    display: block;
    height: 100%;
    text-align: center;
    line-height: 50px;
    font-size: 20px;
    color: #FFFFFF;
}
.header nav ul li > a:hover {
    background-image: linear-gradient(180deg, #01D9DE 0%, #00BADE 100%);
    font-weight: bold;
    border-radius: 6px;
}
.header nav ul li.active > a {
    background-image: linear-gradient(180deg, #01D9DE 0%, #00BADE 100%);
    font-weight: bold;
    border-radius: 6px;
}
footer {
    display: flex;
    flex-direction: column;
    justify-content: space-evenly;
    height: 95px;
    background: #303030;
    font-size: 14px;
    color: #949494;
    text-align: center;
    min-width: 1438px;
}
#showDialog {
    position: relative;
}
#showDialog .xiala {
    background: rgba(58,100,179,0.80);
    border-radius: 0 0 8px 8px;
    position: absolute;
    top: 60px;
    z-index: 999;
    left: 0;
    padding: 20px;
}
#showDialog .xiala a {
    font-size: 16px;
    color: #FFFFFF;
    display: inline-block;
    height: 35px;
    width: 65px;
    line-height: 35px;
    margin-right: 15px;
    text-align: center;
    margin-bottom: 10px;
    white-space: nowrap;
}
#showDialog .xiala a:hover {
    background: rgba(255,255,255,0.30);
}
#showDialog .xiala a:last-of-type {
    width: auto;
    padding: 0 15px;
}
#showDialog .xiala .xiala_con {
    display: flex;
    flex-wrap: wrap;
    width: 465px;
}
#showDialog .xiala a:nth-of-type(6n) {
    margin-right: 0;
}

#showDialog1 {
    position: relative;
}
#showDialog1 .xiala {
    background: rgba(58,100,179,0.80);
    border-radius: 0 0 8px 8px;
    position: absolute;
    top: 60px;
    z-index: 999;
    left: 0;
    padding: 20px;
}
#showDialog1 .xiala .xl_two{
    width: 150px;
    float: left
}
#showDialog1 .xiala .xl_two a{
    font-size: 18px;
    color: #FFFFFF;
    display: inline-block;
    height: 40px;
    width: 126px;
    line-height: 40px;
    margin-right: 15px;
    text-align: center;
    margin-bottom: 10px;
    white-space: nowrap;
 }
#showDialog1 .xiala .xl_two .jianjie{
    font-size: 24px;
    color: #FFFFFF;
    letter-spacing: 2px;
}
#showDialog1 .xiala .xl_two .hengxian{
    width: 5px;
    height: 22px;
    background-color: #E3ECFF;
    display: block;
    float: left;
    margin-top:6px;
    margin-right: 10px;
    border-radius: 2.5px;
}
#showDialog1 .xiala .xl_two a:first-of-type {
  margin-top: 20px;
}
#showDialog1 .xiala .xl_two a:last-of-type {
    width: 126px;
    padding: 0 15px;
}
#showDialog1 .xiala .xl_two_jianbian{
    width:2px;
    height: 240px;
    border-left: 2px solid;
    border-image: linear-gradient( transparent , #9badcd,transparent) 0 1;
}
#showDialog1 .xiala .xl_two_two{
    width: 880px;
    float: left;
    margin-left: 20px;
}
#showDialog1 .xiala .xl_two_two .yanjiusuo{
    float: right;
    font-size: 14px;
    color: #fff;
}
#showDialog1 .xiala .xl_two_two .yanjiusuo span{
    padding: 0 10px;
}
#showDialog1 .xiala .xl_two_two .yanjiusuo a{
    padding:0;
    margin: 0 !important;
    width: auto;
    height: auto;
}
#yanjiusuoC div{
     display: flex;
     align-items: center;
}
#yanjiusuoC .yanjiuyuanRight{
    width: 10px;
    display: inline-block;
    height: 16px;
    line-height: 40px;
    margin-left: 10px;
    transition: transform .2s;
}
#yanjiusuoC .yanjiuyuanRight1{
    transform: rotate(90deg);
}

#showDialog1 .xiala .xl_two_two a {
    font-size: 18px;
    color: #FFFFFF;
    display: inline-block;
    height: 40px;
    width: 200px;
    line-height: 40px;
    padding: 0 0 10px 10px;
    margin-right: 15px;
    text-align: left;
    margin-bottom: 10px;
    white-space: nowrap;
}
#showDialog1 .xiala .xl_two_two .jianjie{
    font-size: 24px;
    color: #FFFFFF;
    letter-spacing: 2px;
}
#showDialog1 .xiala .xl_two_two .hengxian{
    width: 5px;
    height: 22px;
    background-color: #E3ECFF;
    display: block;
    float: left;
    margin-top:6px;
    margin-right: 10px;
    border-radius: 2.5px;
}
#showDialog1 .xiala .xl_two_two a:first-of-type {
    margin-top: 20px;
}
#showDialog1 .xiala a:hover {
    background: rgba(255,255,255,0.30);
}
#showDialog1 .xiala .xiala_con {
    display: flex;
    flex-wrap: wrap;
    width: 1075px;
}
::-webkit-input-placeholder{/*Webkit browsers*/
    color:#999;
    font-size:16px;
}
:-moz-placeholder{/*Mozilla Firefox 4 to 8*/
    color:#999;
    font-size:16px;
}
::moz-placeholder{/*Mozilla Firefox 19+*/
    color:#999;
    font-size:16px;
}
:-ms-input-placeholder{/*Internet Explorer 10+*/
    color:#999;
    font-size:16px;
}