* {
    margin: 0;
    padding: 0;
    list-style: none;
    text-decoration: none;
    user-select: none;
}

a {
    color: black;
}

.gao1px {
    height: 1px;
    clear: both;
    width: 100%;
}

.gao5px {
    height: 5px;
    clear: both;
    width: 100%;
}

.gao10px {
    height: 10px;
    clear: both;
    width: 100%;
}

.gao15px {
    height: 15px;
    clear: both;
    width: 100%;
}

.gao20px {
    height: 20px;
    clear: both;
    width: 100%;
}

/* 头部 */
.header {
    height: 210px;
    width: 100%;
    background: url(../images/njlq_5.jpg) no-repeat center top;
    background-size: cover;
}

.head {
    width: 1200px;
    margin: auto;
    height: 100%;
    position: relative;
}

.head_top {
    height: 65px;
    line-height: 65px;
    width: 100%;
}

.head_t_left {
    float: left;
}

.head_t_left font {
    font-size: 20px;
    color: #bcbcbc;
    padding: 0 8px;
}

.head_t_right {
    float: right;
    position: relative;
}

.head_t_right img {
    position: relative;
    top: 7px;
    margin-right: 12px;
}

.head_t_right select {
    width: 297px;
    height: 38px;
    border: 1px solid #83a09e;
    padding-left: 30px;
    font-size: 22px;
    color: #7aa2bb;
    appearance: none;
    -moz-appearance: none;
    -webkit-appearance: none;
    background: url(../images/njlq_4.png) no-repeat scroll top 7px right 8px transparent;
    padding-right: 5px;
    cursor: pointer;
}

.logo {
    position: absolute;
    left: 0;
    top: 95px;
}

/* 导航 */
.nav {
    width: 100%;
    height: 56px;
    line-height: 56px;
    background-color: #227cd2;
}

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

.navbox>ul>li {
    float: left;
    width: 12%;
    height: 56px;
    line-height: 56px;
    text-align: center;
    border-right: 1px solid #7aa2bb;
}

.navbox>ul>li:nth-last-child(1) {
    border-right: none;
}

.navbox>ul>li>a {
    color: white;
    font-size: 24px;
}

.zlist {
    display: none;
    position: relative;
    z-index: 999;
    top: -2px;
    background-color: #227cd2;
}

.zlist>li {
    border: 1px solid #fff;
    border-top: none;
}
.zlist>li:hover {
    background-color: #1865af  !important;
}
.zlist>li>a {
    color: white;
}

.navbox>ul>li:hover>.zlist {
    display: block;
}

/* 内容区 */
.main {
    width: 100%;
}

.section {
    width: 1200px;
    margin: auto;
    clear: both;
}

/* 集团动态 */
.btnews {
    text-align: center;
    font-size: 35px;
    font-weight: bold;
    padding-top: 17px;
}

.bttext {
    color: #bcbcbc;
    font-size: 18px;
    font-weight: 500;
    text-indent: 2em;
    padding: 15px 0;
}

.dt_lb {
    float: left;
}

/*jssor slider loading skin spin css*/
.jssorl-009-spin img {
    animation-name: jssorl-009-spin;
    animation-duration: 1.6s;
    animation-iteration-count: infinite;
    animation-timing-function: linear;
}

@keyframes jssorl-009-spin {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}

/*jssor slider bullet skin 053 css*/
.jssorb053 .i {
    position: absolute;
    cursor: pointer;
}

.jssorb053 .i .b {
    fill: #fff;
    fill-opacity: 0.3;
}

.jssorb053 .i:hover .b {
    fill-opacity: .7;
}

.jssorb053 .iav .b {
    fill-opacity: 1;
}

.jssorb053 .i.idn {
    opacity: .3;
}

.dt_list {
    float: right;
    width: 555px;
    height: 345px;
}

.lm1 {
    width: 100%;
}

.lm1_tit_box {
    height: 50px;
    line-height: 50px;
    border-bottom: 1px solid #d0d0d0;
}

.lm1_tit {
    font-size: 27px;
    font-weight: bold;
    padding: 0 8px;
    border-bottom: 2px solid #307bb2;
    display: inline-block;
    color: #4d4d4d;
    height: 49px;
}

.lm1_list_box {
    padding: 0 10px;
    padding-top: 15px;
}

.lm1_list_box ul li {
    position: relative;
    height: 40px;
    line-height: 40px;
}

.lm1_list_box ul li img {
    position: relative;
    top: -4px;
    padding-right: 10px;
}

.lm1_list_box ul li a {
    color: black;
    font-size: 18px;
}

.lm1_list_box ul li .date {
    float: right;
    color: #9b9b9b;
}

/* 走近路桥 */
.zjlq {
    width: 100%;
    height: 380px;
    padding-top: 30px;
    padding-bottom: 20px;
    background: url(../images/njlq_11.jpg) no-repeat;
    background-size: cover;
    position: relative;
}

.zjlq_left {
    width: 622px;
    float: left;
}

.zjlq_left .lm1 {
    position: relative;
}

.zjlq_left .lm1_tit {
    color: #44709d;
    font-weight: normal;
    border-bottom: 2px solid white;
}

.zjlq_left .lm1_tit_box {
    border-bottom: 1px solid white;
}

.lq_text {
    font-size: 18px;
    line-height: 44px;
    color: #283545;
    margin-top: 25px;
}

.lqmore {
    display: inline-block;
    border: 1px solid #96a8b4;
    width: 145px;
    height: 43px;
    line-height: 43px;
    font-size: 21px;
    text-align: center;
    position: absolute;
    bottom: -35px;
    cursor: pointer;
}

.zjlq_right {
    width: 555px;
    float: right;
    height: 396px;
    display: flex;
    justify-content: flex-end;
    align-items: center;
}

/* 业务板块 */
.ywbk_tit {
    width: 507px;
    margin: 40px auto;
    border: 1px solid #a9a9a9;
    position: relative;
    text-align: center;
}

.ywbk_tit::after {
    content: '业务板块';
    position: absolute;
    top: -24px;
    left: 152px;
    font-size: 35px;
    font-weight: bold;
    padding: 0 30px;
    background-color: white;
}

.ywbk_list ul {
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    margin-top: 100px;
    margin-bottom: 25px;
}

.ywbk_list ul li {
    display: inline-flex;
}

.ywbk_list ul li img {
    width: 116px;
    height: 116px;
}

.ywbk_list ul li p {
    font-size: 22px;
    color: #484848;
    text-align: center;
}

.newsbox {
    display: flex;
    justify-content: space-between;
}

.ywbk_new_box {
    width: 580px;
    display: inline-flex;
}

/* 脚部 */
.footer {
    width: 100%;
    height: 90px;
    background-color: #227cd2;
}

.foot {
    width: 1200px;
    margin: auto;
    text-align: center;
    color: white;
    padding-top: 18px;
}
.foot a{
  color: white;
  padding: 0 10px;
}
.foot p {
    padding-bottom: 8px;
}

/*轮播样式*/
.banner {
    position: relative;
    overflow: hidden;
    float: left;
    width: 622px;
    height: 348px;
}

.banner>ul {
    position: absolute;
    width: 700%;
    height: 395px;
}

.banner>ul li {
    position: relative;
    float: left;
    height: 100%;
}

.banner li img {
    width: 100%;
    height: 100%;
}

.banner>ul li p {
    position: absolute;
    bottom: 47px;
    padding-left: 2%;
    left: 0;
    width: 98%;
    height: 44px;
    line-height: 44px;
    font-size: 16px;
    background-color: #000;
    opacity: .7;
    text-align: left;
    color: #fff;
}

.banner>ul li p a {
    color: #fff;
    position: relative;
    opacity: 1;
}

.banner .btn {
    position: absolute;
    top: 50%;
    right: 0;
    margin-top: -27px;
    width: 31px;
    height: 55px;
    color: #fff;
    font-size: 35px;
    text-align: center;
    line-height: 55px;
    background: rgba(0, 0, 0, .3);
    cursor: pointer;
}

.banner .btn.prev {
    left: 0;
}

.banner .dot {
    position: absolute;
    bottom: 16px;
    right: 8px;
    width: 126px;
}

.banner .dot li {
    float: right;
    margin: 0 5px;
    width: 10px;
    height: 10px;
    background: #fff;
    border-radius: 50%;
    cursor: pointer;
}
.banner li img {
    width: 100%;
    height: 100%;
}
.banner .dot li.active {
    background-color: #1d96ff;
}