:root {
    --black: #323232;
    --white: #ffffff;
    --hui: #c4c4c4;
    --main: #1E4F89;
}

* {
    padding: 0;
    margin: 0;
    outline: none;
}

ul, li {
    list-style: none;
}

body {
    background-color: #f7f7f7;
    display: block;
    color: #323232;
}

img {
    /* max-width: 100%; */
    width: 100%;
}

a, a:hover, a:active {
    text-decoration: none;
    /* background: none; */
    color: var(--black);
}

h1, h2, h3, h4, h5, h6, p {
    margin: 0;
}

.clearfix::after {
    content: "";
    display: block;
    height: 0;
    clear: both;
}

.active {
    display: block;
}

.fl {
    float: left;
}

.fr {
    float: right;
}

.pd120 {
    padding: 120px 0;
}

.pd80 {
    padding: 80px 0;
}

.pd50 {
    padding: 50px 0;
}

.pd30 {
    padding: 30px 0;
}

.pb20 {
    padding-bottom: 20px;
}

.pb30 {
    padding-bottom: 30px;
}

.pb50 {
    padding-bottom: 50px;
}

.pb80 {
    padding-bottom: 80px;
}

.pb120 {
    padding-bottom: 120px;
}

.mt50 {
    margin-top: 50px;
}

.pt20 {
    padding-top: 20px;
}

.pt30 {
    padding-top: 30px;
}

.pt50 {
    padding-top: 50px;
}

.pt80 {
    padding-top: 80px;
}

.pt100 {
    padding-top: 100px;
}

.pt120 {
    padding-top: 120px;
}
.pt150 {
    padding-top: 120px;
}
.mr30{
    margin-right: 30px;
}
.nav{
    padding: 0px 10%;
    display: flex;
}
.nav .logo{
   padding: 20px 0px;
}
.index-2 div{
    text-align: center;
    color: var(--black);
}
.index-title,.index-title-e,.index-line{
    text-align: center;
}
.index-title{
    font-size: 30px;
    padding: 15px 0px;
}
.index-title-e{
    font-size: 30px;
    padding: 15px 0px;
    font-weight: 500;
}
.index-line{
    width: 5%;
    margin: 15px auto;
    background: var(--main);
    height: 3px;
}
.index-2-content{
    padding: 30px 0px 15px ;
}
.index-2-content-e{
    padding: 20px 0px 15px ;
}
.index-2-2{
    padding: 100px 10% 0px;
    display: flex;
    justify-content: space-around;
}
.index-2-2-div{
    text-align: center;
    width: 5%;
    color: var(--black);
}
.index-2-2-div p{
    padding-top: 10px;
}
.index-2-2-div p:last-child{
    font-weight: 600;
}
.index-3-list{
    display: flex;
    margin: 0px 10%;
    padding: 50px;
    margin-top: 80px;
    background-color: #fff;
}
.index-3-div-img{
    width: 30%;
    margin-right: 5%;
}
.index-3-div-article{
    width: 65%;
}
.index-3-div-article{
    font-size: 14px;
}
.index-3-div-article p:nth-child(1),
.index-3-div-article p:nth-child(2){
 font-size: 25px;
}
.index-3-div-article p:nth-child(2){
    padding: 20px 0 30px;
}
.index-3-div-article p:last-child{
    padding-top: 10px;
}
.iconfont{
    color: var(--main)!important;
}
.index-3-div-article-bottom{
    display: flex;
    font-size: 12px;
    justify-content: start;
}
.index-3-div-article-bottom span{
    padding-top: 30px;
    color: var(--hui);
}
.thumb_img {
    overflow: hidden;
}
.thumb_img img {
    transition: all 0.6s cubic-bezier(0.215, 0.61, 0.355, 1) 0s;
}

.thumb_img:hover img {
    transform:scale(1.08,1.08)
}
.index-4-list{
    padding-top: 80px;
    display: flex;
    flex-wrap: wrap;
    margin: 0px 7%;
    justify-content: space-between;
}
.index-4-div{
    width: 46%;
    padding-bottom:50px;
    line-height: 30px;
    color: #434343;
}
.index-4-div:nth-child(odd){
    margin-right: 4%;
}
.index-5,.index-6,.index-7{
    padding: 100px 7%;
    display: flex;
    
}
.index-5{
    align-items: flex-end   
}
.index-5-img{
    width: 25%;
}
.index-5-name{
    width: 25%;
    padding-left: 50px;
    /* overflow: hidden; */
    position: relative;
}
.index-5-name-p{
    background-color: #F1F3F4;
    height: 250px;
    /* margin-top: 180px; */
    position: absolute;
    /* border: 0px; */
    bottom: 5px;
    padding: 135px 50px 0px;
}
.index-5-name p:nth-child(1){
    font-size: 30px;
    color: #333;
}
.index-5-introduce{
    padding-left: 50px;
}
.index-5-name p:nth-child(2){
    padding-top: 30px;
    font-size: 23px;
}.index-6  .index-introduce-title{
    margin-top: 0px;
}
.index-introduce-title{
    margin-top: -30px;
    font-size: 23px;
    color: #333;
    font-weight: 600;
}
.index-introduce-text{
    margin-top: 30px;
}
.index-introduce-text
{
    line-height: 40px;
}
.index-6-introduce{
    width: 50%;
    padding-right:100px;
    text-align: right;
}
.index-6-img{
    width: 50%;
}
.index-7{
    justify-content: space-between;

    background-color: #fff;
}
.index-7-erweima{
    display: flex;
}
.index-7-title,.index-7-title-e{
    font-size: 28px;
    padding-top: 10px;
}
.index-7-title-e{
    padding-bottom: 30px;
    font-weight: 500;
}
.index-7-l p{
    line-height: 50px;
    color: #9B9B9B;
}
.index-7-erweima-div{
    text-align: center;
    margin-right: 30px;
}
footer{
    border-top: 1px solid #dedede;
}
footer p{
    color: #9B9B9B;
    text-align: center;
    background-color: white;
    padding: 30px;
}
footer a{
    color: #9B9B9B;
    text-align: center;
    background-color: white;
}
.about-1{
   padding: 50px 15%;
   line-height: 30px;
    background-color: #fff  ;
}
.about-2,.about-4{
   padding: 50px 15%;
    
}
.about-2 ul li,.about-3 ul li {
    color: #161616;
    padding-bottom: 20px;
    font-weight: 900;
}
.about-2 ul li:last-child,.about-3 ul li:last-child{
    padding-bottom: 0px;
}
.about-3 li.ab-3-sm-li{
    font-size: 14px;
}
.about-3{
   padding: 50px 15%;
   background-color: #fff;
}
.about-3 ul li{
    list-style: initial;
    font-size: 20px;
}
.about-3 h1,.about-4 h1{
    padding-bottom: 30px;
}
.about-4 div{
    padding-bottom: 50px;
}
.about-4 ul li {
    line-height: 60px;
    text-indent: 2em;
    font-size: 20px;
}
.about-4-3 ul li ul li:not(:nth-child(1)){
    text-indent: 3em;
}
@font-face { 
    font-family: Nunito-Bold; /*这里是说明调用来的字体名字*/ 
    src: url('../fonts/Nunito-Bold.ttf'); /*这里是字体文件路径*/ 
  } 
.font-e-style{
    font-family: Nunito-Bold;
}