* {
    margin: 0;
    padding: 0;
    list-style-type: none;
    box-sizing: border-box;
    text-decoration: none;

}

body {
     font-size: 18px; 
}

img {
    border: 0;
}

.clearBoth:after {
    content: '';
    display: block;
    overflow: hidden;
    clear: both;
}

/* .grayscale {
    filter: progid:DXImageTransform.Microsoft.BasicImage(grayscale=0);
    -webkit-filter: grayscale(100%);
} */

.CommonWidth {
    width: 1366px;
    margin: 0 auto;
}

.container {
    min-width: 1366px;
    margin: 0 auto;
    border-top: 6px solid #b9160b;
}

/* 首页头 */
.index_header {
    background: url(../images/Head_background.jpg) no-repeat center 0;
    width: 100%;
    height: 918px;
    margin: 0 auto;
}

.index_header .header_T {
    height: 572px;
}

.index_header #top {
    height: 82px;
    padding-top: 26px;
}

.index_header #top dl dt {
    float: left;
    width: 22px;
    height: 30px;
    background: url(../images/top_dt_icon.png) no-repeat center center;
    margin-right: 10px;
}

.index_header #top dl dd {
    float: left;
    margin: 0 5px;
}

.index_header #top dl dd a {
    color: #855e35;
    font-size: 16px;
    line-height: 30px;
    cursor: pointer;
}

.index_header #logo {
    height: 315px;
}

.index_header #logo img {
    display: block;
    margin: 0 auto;
    padding: 30px 0 0 0;
}

.index_header #logo .national_emblem {
    margin-bottom: 15px;
}

.index_header .search_group {
    width: 695px;
    height: 56px;
    margin: 0 auto;
}

.index_header .search_group .search_group_l {
    width: 528px;
    height: 56px;
    float: left;
    /* background: url(../images/search_group.png) no-repeat 0 0; */
    border: 1px solid #fccecb;
    overflow: hidden;
}

.index_header .search_group .search_group_l p {
    width: 90px;
    height: 24px;
    float: left;
    border-right: 1px solid #dadada;
    margin: 15px 0;
    text-align: center;
    font-size: 20px;
}

.index_header .search_group .search_group_l p span {
    color: #b9160b;
    font-size: 20px;
}

.index_header .search_group_l input {
    border: 0;
    outline: 0;
    float: left;
    background: none;
    height: 100%;
}

.index_header #input {
    width: 342px;
    padding: 0 20px 0 45px;
    background: url(../images/magnifier.png) no-repeat 15px center;
}

.index_header #sousuo {
    width: 94px;
    cursor: pointer;
    color: #fff;
    background: #b9160b;
    font-size: 20px;
}

.index_header .search_group .search_group_r {
    float: right;
}

.index_header .search_group .search_group_r dd {
    float: left;
}

.index_header .search_group .search_group_r dd a {
    display: block;
    width: 157px;
    height: 56px;
    background: url(../images/jgzn_btn.png) no-repeat 0 0;
    cursor: pointer;
}

.index_header .header_B {
    height: 346px;
    background: url(../images/nav_background.png) no-repeat center top;
    padding: 100px 0 0 0;
}

.index_header .header_B #nav ul li {
    float: left;
    width: 200px;
    margin: 0 36.6px;
    padding: 34px 0 0 0;
}

.index_header .header_B #nav ul li a {
    display: block;
    text-align: center;
    color: #fff;
    font-size: 22px;
    line-height: 26px;
    padding: 10px 0;
}

.index_header .header_B #nav ul li:after {
    content: '';
    display: block;
    width: 0%;
    height: 6px;
    background: #f7d264;
    margin: 0 auto;
    transition: all .15s;
}

.index_header .header_B #nav ul li.active:after {
    width: 40%;
}

.index_header .header_B #nav ul li:hover:after {
    width: 40%;
}

.index_header .hotspot {
    width: 1300px;
    height: 130px;
    padding: 0 0 0 150px;
    background: url(../images/hotspot.png) no-repeat 0 center;
    margin: 20px auto 0;
}

.index_header .hotspot h1 {
    padding: 10px 0;
}

.index_header .hotspot h1 a {
    display: block;
    font-size: 44px;
    color: #fff3f3;
    line-height: 60px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.index_header .hotspot p {
    color: #fdd8d8;
    line-height: 24px;
    padding: 5px 200px 0px 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* 尾 */
#footer {
    height: 227px;
    background: #b9160b;
    padding: 30px 0 0 0;
}

#footer * {
    color: #fefefe;
}

.footer_nav {
    margin-bottom: 20px;
}

.footer_nav ul {
    display: table;
    margin: 0 auto;
}

.footer_nav ul li {
    float: left;
    margin: 0 20px;
}

.footer_l {
    width: 250px;
    float: left;
}

.footer_l img {
    display: block;
    margin: 0 auto;
}

.footer_r {
    width: 165px;
    float: right;
}

.footer_r img {
    display: block;
    margin: 0 auto;
}

.footer_r .jiucuo {
    display: none;
}

.footer_m {
    width: 950px;
    margin: 0 auto;
    float: left;
}

.footer_m>div {
    text-align: center;
    line-height: 40px;
}

.footer_m>div span {
    display: block;
    float: left;
    width: 33.33%;
    font-size: 16px;
    text-align: left;
}

/* 其他页头 */
.other_header {
    height: 211px;
    background: url(../images/otherHeader.jpg) no-repeat top center;
}

.other_header .header_top {
    height: 141px;
    border-bottom: 1px solid #c73f36;
}

.other_header .header_top .logo_group {
    float: left;
    padding: 35px 0 0 0;
}

.other_header .header_top .logo_group img {
    display: block;
    float: left;
}

.other_header .header_top .logo_group .national_emblem2 {
    margin: 0 20px 0 0;
}

.other_header .header_top .header_top_r {
    float: right;
    padding: 45px 0 0 0;
}

.other_header .search_group {
    float: left;
    width: 265px;
    height: 31px;
    background: url(../images/search_group.png) no-repeat 0 0;
    margin: 0 20px 0 0;
}

.other_header .search_group .search_group_l{
    height: 31px;
}

.other_header .search_group input {
    display: block;
    height: 100%;
    border: 0;
    background: none;
    outline: 0;
    float: left;
}

.other_header .search_group .search_input {
    width: 215px;
    padding: 0 0 0 20px;
    font-size: 14px;
}

.other_header .search_group .search_button {
    width: 50px;
    cursor: pointer;
}

.other_header .header_top_r dl {
    float: right;
}

.other_header .header_top_r dl dt {
    float: left;
    width: 22px;
    height: 30px;
    background: url(../images/top_dt_icon2.png) no-repeat center center;
    margin-right: 10px;
}

.other_header .header_top_r dl dd {
    float: left;
    margin: 0 5px;
}

.other_header .header_top_r dl dd a {
    color: #fff;
    font-size: 16px;
    line-height: 30px;
    cursor: pointer;
}

.other_header .nav {
    height: 70px;
}

.other_header .nav ul li {
    width: 200px;
    margin: 0 36.6px;
    float: left;
}

.other_header .nav ul li a {
    display: block;
    color: #fff;
    height: 67px;
    line-height: 70px;
    text-align: center;
    font-size: 22px;
}

.other_header .nav ul li:after {
    content: '';
    display: block;
    height: 6px;
    width: 0%;
    margin: 0 auto;
    background: #f7d264;
    transition: all .15s;
}

.other_header .nav ul li.active:after {
    width: 35%;
}

.other_header .nav ul li:hover:after {
    width: 35%;
}


/* 走进南岗 */
.enterNg_header .header_top {
    padding: 15px 0 0 0;
    height: 710px;
}

.enterNg_header .logo_group {
    float: left;
}

.enterNg_header .logo_group .national_emblem {
    height: 60px;
    margin: 0 15px 0 0;
}

.enterNg_header .logo_group .logo {
    height: 54px;
}

.enterNg_header .header_top_r {
    float: right;
}

.enterNg_header .header_top_r .nav {
    width: 920px;
}

.enterNg_header .header_top_r .nav ul {
    margin: 0 -27.5px;
}

.enterNg_header .header_top_r .nav li {
    float: left;
    width: 140px;
    margin: 0 27.5px;
    height: 54px;
}

.enterNg_header .header_top_r .nav li a {
    display: block;
    text-align: center;
    height: 48px;
    line-height: 54px;
    color: #fff;
}

.enterNg_header .header_top_r .nav li:after {
    content: '';
    display: block;
    height: 6px;
    width: 0%;
    margin: 0 auto;
    background: #b9160b;
    transition: all .15s;
}

.enterNg_header .header_top_r .nav li.active:after {
    width: 50%;
}

.enterNg_header .header_top_r .nav li:hover:after {
    width: 50%;
}

.enterNg_header .header_top_r dl {
    float: right;
    margin-right: 20px;
    padding: 10px 0;
}

.enterNg_header .header_top_r dl dd {
    float: left;
    margin: 0 8px;
}

.enterNg_header .header_top_r dl dd a {
    color: #fff;
    font-size: 16px;
    line-height: 30px;
    cursor: pointer;
}

/* 理论在线头 */
.theory_header img {
    display: block;
    width: 100%;
}

.theory_footer {
    height: 152px;
    border-top: 4px solid #1369c0;
}

.theory_footer_conter {
    width: 1002px;
    margin: 0 auto;
}

.theory_nav ul {
    display: table;
    margin: 0 auto;
}

.theory_nav ul li {
    float: left;
    line-height: 50px;
    margin: 0 5px;
}

.theory_nav ul li a {
    font-size: 16px;
    color:#171717;
}

.theory_text {
    display: table;
    margin: 0 auto;
}

.theory_text .theory_text_l {
    float: left;
}

.theory_text .theory_text_l a {
    float: left;
    margin: 0 20px 0 0;
}

.theory_text .theory_text_r {
    float: right;
}

.theory_text .theory_text_r dl dd {
    font-size: 16px;
    line-height: 30px;
}

.theory_text .theory_text_r dl dd a {
    font-size: 16px;
    color: #0000ee;
}