body {
  font-family: "微软雅黑", Arial, sans-serif;
  font-weight: 400;
  font-size: 12px;
  line-height: 1.7;
  color: #202122;
  background: #fff;
}
div{
  display: block;
}
nav{
  width: 100%;
}
html, body, div, p, ol, ul, li, dl, dt, dd, h1, h2, h3, h4, h5, h6, form, input, select, fieldset, legend, button, textarea, iframe, table, marquee, img {
    margin: 0;
    padding: 0;
}
ul{
  margin:0;
  padding:0;
}
li{
  list-style: none;
}
a{
  text-decoration: none;
  color:#202122;
}
img{
  border:none;
}
table {
  border-collapse: collapse;
  border-spacing: 0;
}
.copyrights {
    text-indent: -9999px;
    height: 0;
    line-height: 0;
    font-size: 0;
    overflow: hidden;
}
.f16 {
  font-size: 16px;
}
.mr10 {
  margin-right: 10px;
}
.fl{
  float: left;
  display: inline;
}
.fr {
  float: right;
  display: inline;
}
.no_fl{
  clear: both;
}
.tr {
  text-align: right;
}
.tc{
  text-align: center;
}
.v-hr {
  width: 40px;
  height: 185px;
  /*background: url(../images/index_2.png) no-repeat center center;*/
}
.mt-pdt4{
  padding-top: 40px;
}
.clearfix::after{
  content: '';
  display: block;
  clear: both;
}
/*头部*/
.header{
  width: 100%;
  min-width: 1100px;
}
.header_tc{
  margin:0 auto;
  background-color: #fff;
  width: 1100px;
  height: 85px;
}
.mt-logo-img{
  margin-left: 10px;
  height: 56px;
  padding: 13px 0;
}
.mt-logo-name{
  padding: 20px 0;
}
.logo-name-p1{
  line-height: 25px;
  font-size: 20px;
  color: #298dff;
}
.logo-name-p2{
  line-height: 20px;
  font-size: 14px;
  color: #B3B8BE;
}
.header-right {
  padding-top: 35px;
  margin:0;
}
.header-right a:hover{
  color: #7fb229;
}

.bottom_line {
  margin:20px 15px 20px 15px;
  /*height: 10px;*/
  border-top: 1px dotted #bebdbd;
  /*width: 100%;*/
  /*margin-top: 20px;*/
}
.browse {
    margin: 0 20px;
}
.mt-fl-l {
    float: left;
    display: inline;
    width: 49%;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
}
.mt-fl-r {
    float: right;
    display: inline;
    width: 49%;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
    text-align: right;
}
.lang {
  display: inline-block;
  background: url(../images/lang_en.png) no-repeat 10% center;
  height: 22px;
  line-height: 22px;
  padding: 0 10px 0 40px;
  font-size: 12px;
  border: 1px solid #d6d6d6;
}
.menu {
  padding-right: 5px;
  width: auto;
  height: 85px;
}
.main-nav{
  position: relative;
  float: left;
  width: auto;
  padding: 24px 3px 24px 0;
}
.main-nav a {
  position: relative;
  display: block;
  padding: 0 15px;
  line-height: 37px;
  font-size: 16px;
  color: #202122;
}
.main-nav a:hover,.main-nav a.active {
  color: #298dff;/*#1A5AB1;*//* #f33653 2F8FD2 */
  /*background: #40a5f4;*/
}
.main-nav>a:hover::after,.main-nav>a.active::after{
  content: '';
  position: absolute;
  left: 15px;
  right: 15px;
  bottom: 0;
  border-top: 2px solid #298dff;/* #f33653 */
}
.main-nav:hover .sub-menu{
  display: block;
}
.sub-menu{
  display: none;
  margin-left: -10px;
  position: absolute;
  top: 61px;
  border-top: 1px solid #ebebeb;
  border-left: 1px solid #ebebeb;
  border-right: 1px solid #ebebeb;
  z-index: 99;
}
.sub-menu-list{
  border-bottom: 1px solid #f7eded;
}
.sub-menu-list a{
  width: 85px;
  line-height: 42px;
  text-align: center;
  color: #777777;
  background-color: #fff;
}
.sub-menu-list a:hover{
  background-color: #f5f5f5;
  /*color: #fff;*/
  /*background: #298dff;*/
}
/*页脚*/
.footer {
  margin-top: 50px;
  background-color: #333333;/*#404040;*/
  color: #fff;
  width: 100%;
  min-width: 1100px;
}
.container{
  padding: 0 40px;
  margin: auto;
  width: 1100px
}
.backToTop {
  display: none;
  width: 30px;
  height: 30px;
  background: url(../images/up.png) no-repeat center;
  background-color: #e3e3e3;
  border-radius: 50%;
  position: fixed;
  z-index: 999;
  right: 20px;
  bottom: 130px;
  cursor: pointer;
  opacity:0.9;
  filter: Alpha(opacity=60);
}
.backToTop:hover{
  opacity: 0.95;
}
.mt-left-footer{
  float: left;
  text-align: left;
}
.mt-link-tit{
  margin-top: -3px;
  display: inline-block;
  padding: 10px 16px;
  font-size: 16px;
  line-height: 18px;
  background: #298dff;/* #f33653 */
  border-radius: 0 0 5px 5px;
}
.mt-link-con{
  margin-top: 10px;
  font-size: 14px;
  line-height: 24px;
}
.mt-link-list{
  float: left;
  margin-right: 20px;
}
.mt-link-list a{
  color: #f0f0f0;
}
.mt-copyrights{
  padding: 7px 0 16px 0;
  font-size: 12px;
  line-height: 17px;
  color: #78787c;
}
.mt-right-footer{
  float: right;
  text-align: left;
}
.mt-tel-qrcode{
  width: 65px;
  margin: 32px 10px 15px 20px;
}
.mt-tel-img{
  /*width: 52px;*/
  /*margin: 15px 10px;*/
  width: 25px;
  margin: 28px 8px;
}
.mt-tel-box{
  margin-top: 25px;
}
.mt-tel-box h1{
  margin-bottom: 10px;
  font-size: 22px;
  line-height: 32px;
  color: #298dff;
}
.mt-tel-box p{
  font-size: 12px;
  line-height: 17px;
  color: #78787c;
}
/*轮播图*/
.banner{
  position: relative;
  height: 417px;
}
.banner-btn {
  width: 100%;
  position: absolute;
  bottom: 10px;
  z-index: 999;
  text-align: center;
  padding: 10px 0;
}
.banner-btn ul li {
  margin-left: 4px;
  display: inline-block;
  width: 10px;
  height: 10px;
  background-color: #bebebe;
  cursor: pointer;
  border-radius: 5px;
  zoom: 1;
}
.banner-btn ul li.active {
  width:15px;
  background-color: #ffffff;
}
.banner-images{
  position: relative;
  width: 100%;
  min-width: 1100px;
  height: 415px;
}

.slides li{
  top: 0;
  height: 415px;
  background-size: cover;
  background-repeat: no-repeat;
  background-position: center;
}
.home_slide_link{
  display: block;
  width: 100%;
  height: 100%;
}
.banner-arrow {
  width: 41px;
  height: 69px;
  position: absolute;
  top: 42%;
  z-index: 100;
  background-repeat: no-repeat;
  cursor: pointer;
  opacity: 0.5;
}
.banner-arrow:hover{
  opacity: 1;
}
.banner-prev {
  background-image: url(../images/icon_slides_left.png);
  left: 20px;
}
.banner-next {
  background-image: url(../images/icon_slides_right.png);
  right: 20px;
}
.banner_width{
  width: 100%;
  min-width: 1100px;
  overflow: hidden;
  background-repeat: no-repeat!important;
  background-position: center center!important;
  background-size: : contain contain!important;
}
.banner_bg_height {
  background-size: cover;
   height:270px;
}
/*子导航*/
.mt-left-programa {
  width: 205px;
  height: auto;
}
.mt-programa-title {
  padding: 5px 0;
  margin-bottom: 8px;
  border-bottom: 1px solid #e1e1e1;
  color: #298dff;/* #f33653 */
  font-size: 20px;
}
.mt-programa-box {
  height: auto;
}
.mt-programa-list {
  padding: 8px 0;
  border-bottom: 1px solid #e1e1e1;
  cursor: pointer;
}
.mt-programa-list a{
  display: block;
  padding: 0 10px;
  height: 30px;
  line-height: 30px;
  font-size: 14px;
  background: url('../images/normalarrows.png');
  background-repeat: no-repeat;
  background-position: 180px center;
}
.mt-programa-list.active a{
  padding: 0 10px 0 30px;
  background-color: #298dff;/* #f33653 */
  color: #fff;
  border-radius: 20px;
  background-image: url('../images/activearrow.png');
  background-repeat: no-repeat;
  background-position: 10px center;
}
.mt-add-img img{
  margin-top: 30px;
  width: 100%;
}
/*首页内容*/
.content {
  margin: 0 auto;
  padding: 0 20px;
  width: 1060px;
}
.mt-home-title{
  padding: 28px 0 12px 0;
  font-size: 18px;
  font-weight: 600;
  line-height: 20px;
  color: #298dff;
  border-bottom: 1px solid #f4f4f4;
}
.mt-home-business{
  padding-top: 5px;
  padding-bottom: 30px;
}
.mt-home-business .mt-business-list{
  float: left;
  margin-right: 30px;
  padding:15px 0;
  width: 510px;
}
.mt-home-business .mt-business-list:nth-child(2n+0){
  margin: 0;
}
.mt-home-business .mt-business-img{
  float: left;
  margin-right: 13px;
  width: 125px;
  height: 121px;
  border-radius: 50%
}
.mt-home-business .mt-business-txt{
  float: left;
  width: 360px;
}
.mt-home-business .mt-business-h4{
  margin-top: 5px;
  font-size: 16px;
  line-height: 26px;
}
.mt-home-business .mt-business-p{
  color: #606161;
}
.mt-introduce{
  width: 100%;
  min-width: 1100px;
}
.mt-introduce img{
  display: block;
  width: 100%;
}
.mt-home-aptitudes{
  width: 350px;
  margin-right: 35px;
}
.mt-aptitudes-box{
  position: relative;
  min-height: 270px;
  overflow: hidden;
}
.aptitudes-list{
  display: none;
}
.aptitudes-list.aptit-show{
  display: block;
}
.mt-cut {
  position: absolute;
  top: 50%;
  margin-top: -10px;
  cursor: pointer;
  opacity: 0.5;
}
.mt-cut:hover{
  opacity: 1;
}
.mt-aptitudes-prev{
  left: 0;
}
.mt-aptitudes-next{
  right: 0;
}
.mt-cut img{
  display: block;
  width: 26px;
}
.mt-aptitudes-bor{
  margin-top: 10px;
  margin-right: 10px;
  float: left;
  padding: 4px;
  border: 1px solid #ccc;
}
.mt-aptitudes-bor:nth-child(2n+0){
  margin-right: 0;
}
.mt-aptitudes-bor img{
  display: block;
  width: 160px;
  height: 115px;
}
.mt-home-notice{
  width: 675px;
}
.mt-notice-more{
  float: right;
  color: #a2a2a2;
  font-size: 12px;
  cursor: pointer;
}
.mt-home-pdt2{
  padding-top: 10px;
}
.mt-notice-list{
  line-height: 28px;
  color: #000;
  font-size: 16px;
}
.mt-notice-txt{
  float: left;
  color: #000;
  width: 480px;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}
.mt-notice-time{
  float: right;
}
/*关于我们*/
/*公司简介*/
.mt-right-content {
  width: 765px;
  height: auto;
}
.mt-right-title {
  border-bottom: 1px solid #e1e1e1;
}
.mt-title-h3 {
  padding: 5px 25px;
  font-size: 20px;
  background: url("../images/title-bg.png") no-repeat;
  background-position: left center;
  background-size: 15px;
}
.mt-crumbs {
  line-height: 50px;
}
.mt-crumbs .mt-mr10 {
  margin-right: 10px;
}
.mt-crumbs-bg{
  display: inline-block;
  vertical-align: middle;
  width: 10px;
  height: 16px;
  background: url('../images/doublearrow.png') no-repeat;
  background-position: center;
  background-size: 100%;
}
.right_content {
  margin-top: 10px;
  font-size: 16px;
}
.right_content_list {
  margin-top: 25px;
}
.content_lists .conent_items{
  line-height: 35px;
  font-size: 14px;
  border-bottom: 1px dashed #e1e1e1;
}
.right_content_article .content_article_title{
  padding: 15px 0 10px 0;
  margin: 0 15px 20px 15px;
  line-height: 25px;
  text-align: center;
  font-size: 22px;
  border-bottom: 1px solid #e1e1e1;
}
.right_content_article .content_article_date{
  text-align: right;
  font-size: 12px;
  color: #999;
}
.content_article_content{
  margin-left: 15px;
}
/* 弹窗 */
.mt-modal{
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
}
.mt-shade{
  width: 100%;
  height: 100%;
  background: #000;
  opacity: 0.6;
}
.mt-modal-content{
  position: absolute;
  top: 50%;
  left: 50%;
}
.mt-modal-content img{
  width: auto;
  max-width: 100%;
  display: block;
}
.mt-close-modal{
  position: absolute;
  top: -24px;
  right: 6px;
  cursor: pointer;
  opacity: 0.7;
}
.mt-close-modal:hover{
  opacity: 1;
}
.mt-file-num{
  text-align: right;
  color: #ccc;
}
.mt-img-prev{
  left: 40px;
}
.mt-img-next{
  right: 40px;
}
/* 工程实例 */
.project_lists{
  margin-top: 10px;
}
.project_item{
  position: relative;
  float: left;
  margin-top: 30px;
  margin-right: 30px;
  width: 233px;
  height: 173px;
  border: 1px solid #ccc;
  background-size: cover;
  background-position: center;
}
.project_item:nth-child(3n+0){
  margin-right: 0;
}
.project_item a{
  display: block;
  width: 100%;
  height: 100%;
}
.mt_project_text{
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 5px;
  background-color: rgba(000, 000, 000, 0.24);
  color: #fff;
  line-height: 20px;
  overflow: hidden;
  text-overflow:ellipsis;
  white-space: nowrap;
}
/* 分页 */
.mt-pages{
  margin-top: 10px;
  height: 50px;
  line-height: 50px;
  text-align: center;
}
.page_turner {
  padding: 4px 0px 0px 1px;
  display: inline-block;
}
.page_turner li {
  display: inline-block;
  border: 1px solid #298dff;/* #f33653 */
  padding: 4px 8px;
  margin-left: 4px;
  line-height: 16px;
  font-size: 16px;
}
.page_turner li a{
  color: #298dff;/* #f33653 */
}
.page_turner li.active {
  background: #298dff;/* #f33653 */
  color: #fff;
}


.mu-imglink {
  background-color: transparent;
}