* {
    margin: 0;
    padding: 0;
}
.content {
    width: 1270px;
    margin: auto;
}
.topbox {
    padding-top: 50px;
    padding-bottom: 10px;
    background-color: #fff;
}
.banner {
    width: 100%;
    text-align: center;
    position: relative;
}
.banner-tit{
    line-height: 300px;
    display: block;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    font-size: 80px;
    color: #f7f8fb;
}
.nav-height {
    position: relative;
    height: 50px;
}
.nav-wrap {
    width: 100%;
    height: 50px;
    background: #fff;
}
.nav-wrap.navFix {
    position: fixed;
    top: 0;
    left: 0;
    box-shadow: 0 0 5px rgba(0, 0, 0, 0.2);
    border-bottom: 1px solid #e3e3e3 \9;
    z-index: 99999;
}
.nav-wrap ul {
    padding: 0;
    margin: 0 auto;
    width: 1270px;
    display: block;
    /*border-bottom: 2px solid #eee;*/
}
.nav-wrap.navFix ul {
    border-bottom: 0;
}
.nav-wrap li {
    display: inline-block;
    text-align: left;
    height: 50px;
    line-height: 50px;
    float: left;
}
.nav-case,
.nav-wrap li a {
    display: block;
    padding: 0 20px;
    font-size: 20px;
    color: #333;
    text-decoration: none;
}
.nav-wrap li a:hover {
    color: #3399ff;
}
.nav-case.active,
.nav-wrap li a.active {
    border-bottom: 2px solid #3399ff;
    color: #3399ff;
}

.nav-case{
    position: absolute;
    cursor: pointer;
    width: 1270px;
    left: 50%;
    margin-left: -155px;
    line-height: 50px;
}
.click-me {
    width: 150px;
    height: 30px;
    background: #3399ff;
    color: white;
    text-align: center;
    line-height: 30px;
}
.click-me a {
    display: block;
    color: white;
}
.box-tit {
    text-align: center;
    font-size: 32px;
    line-height: 156px;
}
.box-pro{
    background: url("../images/bg_0.png") no-repeat center;
    background-size: 100% 100%;
    height: 300px;
}
.box-pro li {
    float: left;
    width: 20%;
    text-align: center;
}
.box-pro li span{
    font-size: 40px;
    display: block;
    color: #fff;
    margin-top: 100px;
    margin-bottom: 10px;
}
.box-pro li i{
    font-size: 22px;
    color: #dfe0e3;
}
.box-chunk{
    width: 1270px;
    margin: auto;
    height: 453px;
    overflow: hidden;
    margin-top: 80px;
    position: relative;
}
.bg-blue{
    background-color: #3399ff;
    color: #fff;
}
.box-info{
    padding: 10px 20px;
    height: 100%;
    overflow: hidden;
    box-sizing: border-box;
}
.num b{
    font-size: 40px;
}
.num span{
    font-size: 30px;
    margin-left: 15px;
}
.text{
    font-size: 17px;
}

.box-chunk1 .box-info{
    width: 498px;
}
.box-chunk2 .box-info{
    width: 495px;
    padding: 10px 15px;
}
.box-chunk3 .box-info{
    width: 520px;
}
.box-chunk3 .box-img{
    position: absolute;
    right: 0;
    top: 0;
    z-index: 99;
    height: 453px;
    width: 872px;
}
.box-chunk3 .text{
    line-height: 30px;
    margin-top: 15px;
    font-size: 18px;
}
.box-chunk4 .box-info{
    width: 450px;
}
.box-chunk4 .box-img{
    left: 0;
    right: auto;
}
.box-chunk5 .box-info{
    width: 450px;
}
.box-chunk5 .text{
    line-height: 30px;
    margin-top: 15px;
}
.box-list{
    float: left;
    position: relative;
    width: 400px;
    margin-left: 35px;
    background-color: #f7f8fb;
}
.box-list:first-child{
    margin-left: 0;
}
.list-title{
    position: absolute;
    line-height: 50px;
    left: 0;
    font-size: 20px;
    color: #fff;
    padding-left: 15px;
}
.list-box{
    height: 370px;
    padding: 10px;
    box-sizing: border-box;
}
.section-content{
    overflow: hidden;
}
.foot-box{
    color: #fff;
    margin-top: 100px;
    height: 440px;
    background: url("../images/bottom.png") no-repeat bottom;
}
.foot-box .foot{
}
.foot-box .foot li{
    float: left;
    width: 50%;
    font-size: 24px;
    padding-left: 50px;
    line-height: 40px;
    box-sizing: border-box;
    margin-top: 25px;
}
.foot-box .foot li:nth-of-type(1) {
    background: url("../images/ic_location.png") no-repeat left center;
}

.foot-box .foot li:nth-of-type(2){
    background: url("../images/ic_phone.png") no-repeat left center;
}

.foot-box .foot li:nth-of-type(3){
    background: url("../images/ic_mail.png") no-repeat left center;
}
.foot-bottom{
    position: absolute;
    bottom: 0;
    width: 1270px;
    left: 50%;
    margin-left: -635px;
    line-height: 64px;
    font-size: 17px;
}
.foot-box .foot li a,
.foot-bottom a{
    color: #fff;
}
.foot-box .foot li a:hover,
.foot-bottom a:hover{
    color: #e9eaed;
    text-decoration:underline;
}
.foot-bottom p{
    margin-left: 200px;
}

.section-content-case .text{
    height: auto;
    line-height: 48px;
}

.box-chunk-tit{
    font-size: 20px;
}
.box-chunk-full p{
    text-indent: 36px;
    color: #333;
}
/*.box-chunk-full{*/
/*    padding: 40px;*/
/*}*/
.section-content-case .box-chunk{
    height: auto;
    margin-top: 40px;
}
.section-content-case .box-info{
    color: #333;
}
.section-content-case .box-chunk1 .box-info{
    width: 650px;
}
.section-content-case .box-chunk2 .box-info{
    width: 655px;
}
.section-content-case .box-chunk3 .box-info{
    width: 665px;
    height: 350px;
}
.section-content-case .box-chunk3 .box-img{
    position: relative;
    width: auto;
    height: auto;
}
.section-content-case .box-chunk4 .box-info{
    width: 704px;
}
.section-content-case .box-chunk5 .box-info{
    width: 675px;
}
.bg-gray{
    padding-top: 40px;
    background-color: #f7f8fb;
    margin-top: 40px;
    padding-bottom: 40px;
}
.case-foot{
    background: url("../images/bottom2.png") no-repeat;
    background-size: 100% 100%;
    line-height: 67px;
    color: #fff;
    font-size: 15px;
    width: 100%;
    text-align: center;
}
.case-foot a{
    color: #fff;
}