* {
    list-style: none;
    margin: 0;
    padding: 0;
}

body {}

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

.a {
    height: 100vh;
    width: 100%;
    margin: 0 auto;
    background: #6498e1;
}

.a2 {
    height: 1000px;
    width: 100%;
    margin: 0 auto;
    background: #bb7878;
}

.nav {
    width: 100%;
    height: 80px;
    background-color: rgba(0, 0, 0, 0.5);
    position: fixed;
    top: 0px;
    border-bottom: 1px solid #6b6e75;
    z-index: 100;
}

.nav_o {
    width: 1200px;
    height: 80px;
    margin: 0 auto;
}

.nav_o_le {
    height: 80px;
    float: left;
}

.nav_o_le_l {
    float: left;
    width: 100px;
    height: 80px;
}

.nav_o_le_r {
    float: left;
    padding: 0 10px;
    color: #fff;
    margin-left: 9px;
}

.nav_o_le_r h2 {
    margin-top: 15px;
    font-size: 24px;
    font-weight: 600;
    line-height: 1.3;
}

.nav_o_le_r h5 {
    font-weight: 500;
    font-size: 17px;
    line-height: 20px;
}

.nav_o_ri {
    float: right;
}

.nav_o_ri>li {
    width: 120px;
    text-align: center;
    float: left;
    line-height: 80px;
    position: relative;
}

.nav_o_ri>li:hover .xiala li {
    height: 40px;
    display: block;
}

.nav_o_ri>li .xiala:hover {
    display: block;
}

.nav_o_ri>li>a {
    display: block;
}

.nav_o_ri>li>a:hover {
    color: #2d91de;
}

.nav_o_ri>li>a::after {
    background-color: #fff;
    margin: 0 auto;
    height: 3px;
    content: '';
    display: block;
    left: 0;
    right: 0;
    width: 0;
    transition: width 0.5s;
}

.nav_o_ri>li>a:hover::after {
    width: 100%;
}

.nav3 li ul {
    position: absolute;
    left: -10px;
    right: 0;
    margin: 0 auto;
    top: 82px;
    z-index: 1;
    width: 140px;
}

.nav3 li ul li {
    overflow: hidden;
    height: 0;
    -webkit-transition: height 300ms ease-in;
    -moz-transition: height 300ms ease-in;
    -o-transition: height 300ms ease-in;
    transition: height 300ms ease-in;
}

.nav2 {
    margin-bottom: 48px;
    position: relative;
}

.nav2 ul {
    *zoom: 1;
    list-style: none;
    margin: 0;
    padding: 0;
    /* background: #333; */
}

.nav2 ul:before,
.nav2 ul:after {
    content: "";
    display: table;
}

.nav2 ul:after {
    clear: both;
}

.nav2 ul>li {
    float: left;
    /* position: relative; */
}

.nav2>li>a {
    line-height: 76px!important;
    font-size: 16px;
}

.navcolor {
    background-color: #15318c;
}

.nav2 a {
    display: block;
    line-height: 40px;
    color: #fff;
}

.nav2 a:hover {
    text-decoration: none;
}

.nav2 li ul {
    background: #273754;
}

.nav2 li ul li {
    width: 140px;
}

.nav2 li ul a {
    border: none;
}

.nav2 li ul a:hover {
    background: rgba(0, 0, 0, 0.2);
}

.nav2 {
    margin-bottom: 48px;
}


/* flexslider */

.flexslider {
    position: relative;
    overflow: hidden;
    background: url(../images/loading.gif) 50% no-repeat;
}

.slides {
    position: relative;
    z-index: 1;
    height: 100%;
}

.slides li {
    height: 100%;
}


/*.slides li{ height:100%;}*/

.slides li img {
    width: 100%;
    height: 100%;
    /* max-height: 100vh; */
}

.flex-control-nav {
    position: absolute;
    bottom: 5%;
    z-index: 2;
    width: 100%;
    text-align: center;
    display: none;
}

.flex-control-nav li {
    display: inline-block;
    width: 14px;
    height: 14px;
    margin: 0 5px;
    *display: inline;
    zoom: 1;
}

.flex-control-nav a {
    display: inline-block;
    width: 14px;
    height: 14px;
    line-height: 40px;
    overflow: hidden;
    background: url(../images/dot.png) right 0 no-repeat;
    cursor: pointer;
}

.flex-control-nav .flex-active {
    background-position: 0 0;
}

.flex-direction-nav {
    position: absolute;
    z-index: 3;
    width: 100%;
    top: 50%;
}

.flex-direction-nav li a {
    display: block;
    width: 50px;
    height: 50px;
    overflow: hidden;
    cursor: pointer;
    position: absolute;
}

.flex-direction-nav li a.flex-prev {
    left: 40px;
    background: url(../images/prev.png) center center no-repeat;
}

.flex-direction-nav li a.flex-next {
    right: 40px;
    background: url(../images/next.png) center center no-repeat;
}


/* about */

.title {
    width: 1200px;
    /* height: 50px; */
    margin: 140px auto 0;
    text-align: center;
    padding-bottom: 20px;
}

.title h1 {
    position: relative;
    margin-bottom: 20px;
    font-weight: normal;
}

.title h1:before {
    width: 8%;
    height: 2px;
    content: '';
    background-color: #0e6eb8;
    position: absolute;
    bottom: -25%;
    left: 0;
    right: 0;
    margin: 0 auto;
    /* border: 1px dashed #000; */
}

.title h1:after {
    width: 16%;
    height: 2px;
    content: '';
    background-color: #0e6eb8;
    position: absolute;
    bottom: 118%;
    left: 0;
    right: 0;
    margin: 0 auto;
}

.title p {
    line-height: 26px;
    font-size: 14px;
    color: #999;
}

#about {
    background-color: #f3f3f3;
    /* background: url(../images/about_bg.jpg) no-repeat center; */
    background-position: bottom;
}

.about {
    width: 1200px;
    background-color: #fff;
    /* border: 1px solid #efefef; */
    /* height: calc( 100% - 400px); */
    margin: 0 auto;
    overflow: hidden;
    padding: 30px 0;
    min-height: 340px;
}

.about_le {
    float: left;
    /* background-color: blue; */
    width: 50%;
    /* height: 420px; */
    display: flex;
    justify-content: center;
    /* align-items: center; */
}

.about_le img {
    max-width: 500px;
    height: 335px;
}

.about_ri {
    float: left;
    /* background-color: crimson; */
    width: 47%;
    /* height: 420px; */
    padding-right: 3%;
}

.about_ri h2 {
    position: relative;
    /* margin-top: 36px; */
    font-weight: normal;
    margin-bottom: 30px;
}

.about_ri h2:after {
    width: 28%;
    height: 2px;
    content: '';
    background-color: #0e6eb8;
    position: absolute;
    bottom: -55%;
    left: 0;
    right: 0;
    /* margin: 0 auto; */
}

.about_ri span {
    line-height: 30px;
    font-size: 14px;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 7;
    line-clamp: 7;
    -webkit-box-orient: vertical;
    height: 210px;
    color: #333;
}

.about_ri a {
    display: block;
    line-height: 45px;
    width: 100px;
    text-align: center;
    background-color: #0e6eb8;
    color: #fff;
    margin-top: 10px;
}


/* product */

.product {
    width: 1200px;
    height: 500px;
    /* background-color: cyan; */
    margin: 0 auto;
}

.product li {
    width: 230px;
    height: 200px;
    float: left;
    /* background-color: red; */
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    margin: 5px;
    background-color: rgba(255, 255, 255, 0.3);
    position: relative;
}

.product li .pro_img {
    display: flex;
    align-items: center;
    justify-content: center;
}

.product li .pro_img img {
    max-width: 80%;
    max-height: 100%;
}

.product li:hover .zhezhao {
    display: block;
}

.zhezhao {
    display: block;
    width: 230px;
    height: 200px;
    position: absolute;
    background-color: rgba(0, 0, 0, 0.5);
    display: none;
}

.zhezhao p {
    line-height: 100px;
    color: #fff;
    text-align: center;
}

.zhezhao p span {
    font-size: 22px;
}


/* news */

.news {
    width: 1200px;
    height: 420px;
    /* background-color: #efefef; */
    margin: 0 auto;
    /* padding: 20px; */
}

.news_le {
    width: 100%;
    /* height: 420px; */
    /* background-color: sandybrown; */
    float: left;
    /* border-right: 1px solid #efefef; */
}

.news_le_o {
    width: 100%;
    /* height: 160px; */
    padding: 20px 0;
    background-color: #f3f3f3;
    margin: 10px 0;
}


/* .news_le_o:hover {
    background-color: wheat;
} */

.news_le_o_top {
    width: 100%;
    height: 160px;
}

.news_le_o_top_le {
    width: 80%;
    height: 100%;
    /* background-color: yellow; */
    overflow: hidden;
    float: left;
}

.news_le_o_top_ri {
    width: 19%;
    height: 100%;
    float: left;
    border-left: 1px solid #d4cfcf;
    /* background-color: #0e6eb8; */
}

.news_le_o_top_ri h1 {
    margin-top: 40px;
}

.news_le_o_top_ri h1,
.news_le_o_top_ri h3 {
    text-align: center;
    font-weight: normal;
    color: #000;
}

.news_le_o_top_le_l {
    height: 100%;
    width: 224px;
    float: left;
    margin-left: 15px;
}

.news_le_o_top_le_l img {
    max-height: 100%;
    max-width: 100%;
}

.news_le_o_top_le_r {
    float: left;
    width: 650px;
    height: 160px;
    padding-left: 35px;
}

.news_le_o_top_le_r a {
    display: block;
    line-height: 70px;
    font-size: 20px;
}

.news_le_o_top_le_r a span {
    float: right;
    font-size: 14px;
}

.news_le_o_top_le_r a span:hover {
    color: #999
}

.news_le_o_top_le_r p span {
    color: #5b5b5b;
    line-height: 24px;
    font-size: 14px;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    line-clamp: 3;
    -webkit-box-orient: vertical;
    height: 70px;
}

.news_le_o_bto {
    height: 50px;
    /* background-color: wheat; */
    line-height: 50px;
    /* text-align: center; */
    /* border-bottom: 1px solid #000; */
}

.news_ri {
    width: 58%;
    height: 420px;
    /* background-color: silver; */
    float: left;
    margin-left: 2%;
}

.news_ri_o {
    height: 90px;
    /* background-color: thistle; */
    margin-bottom: 5PX;
}

.news_ri_o_le {
    width: 88%;
    height: 100%;
    /* background-color: tomato; */
    border-bottom: 1px solid #0e6eb8;
    float: left;
}

.news_ri_o_le h2 {
    line-height: 45px;
    color: #0e55ad;
}

.news_ri_o_le h5 {
    color: #5b5b5b;
    line-height: 20px;
    font-size: 14px;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    height: 40px;
}

.news_ri_o_le h2,
.news_ri_o_le h5 {
    font-weight: normal;
    /* margin-left: 10px; */
}

.news_ri_o_ri {
    width: 11%;
    background-color: wheat;
    float: right;
    height: 100%;
}

.news_ri_o_ri h1,
.news_ri_o_ri h3 {
    font-weight: normal;
    text-align: center;
    color: #fff;
}

.news_ri_o_ri h1 {
    line-height: 55px;
    background-color: #015cae;
}

.news_ri_o_ri h3 {
    line-height: 35px;
    background-color: #014a8b;
}

.more {
    display: block;
    width: 80px;
    line-height: 35px;
    background-color: #000;
    color: #fff;
    text-align: center;
    font-size: 12px;
}

.scsb {
    width: 1200px;
    margin: 0 auto;
    /* height: 180px; */
    overflow: hidden;
    padding: 20px 0;
}

.scsb li {
    width: 598px;
    /* height: 400px; */
    float: left;
    background-color: rgba(0, 0, 0, 0.3);
    margin: 1px;
    /* display: flex;
    align-items: center;
    justify-content: center; */
}

.scsb li a {
    width: 600px;
    /* height: 180px; */
    display: flex;
    align-items: center;
    justify-content: center;
}

.scsb li img {
    max-width: 90%;
    height: 200px;
}

.lxwm {
    width: 1200px;
    /* height: 400px; */
    /* background-color: salmon; */
    margin: 0 auto;
    overflow: hidden;
}

.lxwm_le {
    width: 300px;
    height: 100%;
    float: left;
}

.lxwm_le h3 {
    line-height: 35px;
}

.lxwm_ri {
    width: 230px;
    height: 100%;
    float: left;
    padding: 0 30px;
    /* background-color: seagreen; */
}

.lxwm_ri img {
    width: 100%;
}

.lxwm_ri p {
    text-align: center;
}

.lxwm ul li {
    /* float: left; */
    width: 100%;
    line-height: 40px;
}

.bottom {
    width: 100%;
    /* height: 100px; */
    /* background-color: #000; */
    float: left;
    text-align: center;
    margin-top: 80px;
    /* display: flex;
    align-items: center;
    justify-content: center; */
}

.bottom p {
    line-height: 30px;
    font-size: 14px;
}