body {
  overflow-x: hidden;
  /* font-size: 12px; */
  /* min-width: 320px;
  width: 10rem;
  font-size: 16px!important; */
  /* margin: 0 auto; */
}

h1 {
  position: relative;
  height: 36px;
  font-size: 36px;
  font-weight: 400;
  color: #323232;
  line-height: 36px;
}

.top-banner .desc .about {
  position: absolute;
  height: 100%;
  width: 100%;
  top: 0;
  left: 0;
}

/* 关于建软 */
.top-banner .desc .about h6 {
  left: 18.8%;
  top: 31.2%;
  position: absolute;
  font-size: 60px;
  font-family: Microsoft YaHei;
  font-weight: 400;
  color: #FFFFFF;
  line-height: 10px;
}

.top-banner .desc .about p {
  position: absolute;
  left: 18.8%;
  top: 49%;
  width: 376px;
  height: 30px;
  font-size: 30px;
  font-family: Microsoft YaHei;
  font-weight: 400;
  color: #FFFFFF;
  line-height: 11px;
}

.top-banner .desc .about span:nth-of-type(1) {
  position: absolute;
  left: 18.8%;
  top: 65%;
  width: 307px;
  height: 20px;
  font-size: 20px;
  font-family: Microsoft YaHei;
  font-weight: 400;
  color: #FFFFFF;
  line-height: 18px;
}

.top-banner .desc .about span:nth-of-type(2) {
  position: absolute;
  left: 38.33%;
  top: 65%;
  width: 380px;
  height: 20px;
  font-size: 20px;
  font-family: Microsoft YaHei;
  font-weight: 400;
  color: #FFFFFF;
  line-height: 18px;
}

h1::after {
  content: '';
  position: absolute;
  width: 94px;
  height: 3px;
  background: #2F8AF1;
  border-radius: 1px;
  top: 54px;
  left: 50%;
  margin-left: -47px;
}

.com-profile {
  display: flex;
  margin-top: 116px;
  font-size: 16px;

}

.com-profile .lf {
  flex: 1;
  /* padding: 39px 60px 41px 45px; */
  padding: 27px 27px 24px 45px;
  background: #F5F8FB;

}

.com-profile .lf .contents::-webkit-scrollbar {
  /*滚动条整体样式*/
  width: 10px;
  /*高宽分别对应横竖滚动条的尺寸*/
  height: 1px;
}

.com-profile .lf .contents::-webkit-scrollbar-thumb {
  /*滚动条里面小方块*/
  border-radius: 10px;
  box-shadow: inset 0 0 5px rgba(94, 93, 93, 0.1);
  background: #cccccc;
}

.com-profile .lf .contents::-webkit-scrollbar-track {
  /*滚动条里面轨道*/
  box-shadow: inset 0 0 5px rgba(136, 27, 27, 0.1);
  border-radius: 10px;
  background: #efefef;
}

.com-profile .lf h2 {
  height: 36px;
  font-size: 36px;
  font-weight: 400;
  color: #333333;
  line-height: 36px;
}

.com-profile .lf p {
  margin-top: 36px;
  /* height: 171px; */
  height: 260px;
  line-height: 30px;
  text-indent: 2em;
  font-size: 14px;
  font-size: 16px;
  font-family: Microsoft YaHei;
  font-weight: 400;
  color: #666;
  overflow-y: scroll;
}

.com-profile .lf dd {
  margin-top: 44px;
  color: #2F8AF1;
}

.com-profile .com-pic {
  font-size: 0;
}

.dev-history {
  margin-top: 147px;
  padding-bottom: 80px;
}

.dev-history .timeline {
  display: flex;
  /* 新增 */
  position: relative;
  height: 840px;
  overflow-y: hidden;
  margin-top: 50px;
}

.dev-history .timeline .sel-time-lf {
  display: none;
  margin: 120px 0 0 37px;
  width: 261px;
  height: 204px;
  box-sizing: border-box;
  text-align: center;
  background: #FFFFFF;
  box-shadow: 0px 3px 17px 0px rgba(15, 75, 156, 0.09);
  position: fixed;
  top: 0;

  top: 10%;
}

.dev-history .sel-time-lf>ul li {
  padding: 25px 0;
  height: 17px;
  font-size: 18px;
  font-weight: 400;
  color: #333;
  line-height: 17px;
  border-top: 1px solid #EEEEEE;
  cursor: pointer;
}

.dev-history .sel-time-lf>ul li.active {
  background: #2F8AF1;
  color: #FFFFFF;
}

.dev-history .sel-time-lf>ul li.active a {
  /* background: #2F8AF1; */
  color: #FFFFFF;
}

.dev-history .timeline-rt {
  margin: 58px 0 0 192px;
  /* 新增 */
  position: absolute;
  left: 22%;
  top: 0%;
}

.timeline-rt .bl {
  display: none;
}

.dev-history .timeline-rt .time-range {
  margin-left: 252px;
}

.dev-history .timeline-rt .time-range span {
  display: block;
  padding: 10px;
  height: 12px;
  font-size: 14px;
  font-weight: 400;
  color: #FFFFFF;
  background: #BCBCBC;
  line-height: 12px;
}

.dev-history .timeline-rt .time-slider {
  margin-left: 311px;
  margin-top: 30px;
}

.dev-history .timeline-rt .time-slider ul {
  position: relative;
}

.dev-history .timeline-rt .time-slider ul::before {
  content: '';
  position: absolute;
  background: url(../images/about/arrow2.png) no-repeat;
  height: 20px;
  width: 20px;
  /* top: -14px; */
  top: 99.7%;
  left: -9px;
  background-position: center;
  /* transform: rotate(90deg); */
  transform: rotate(-90deg);
}

.dev-history .timeline-rt .time-slider ul li:first-child {
  padding-top: 65px;
}

.dev-history .timeline-rt .time-slider ul li {
  position: relative;
  /* padding-bottom: 190px; */
  padding-bottom: 140px;
  width: 2px;
  background: #E0E0E0;
}

.dev-history .timeline-rt .time-slider ul li::after {
  content: '';
  position: absolute;
  /* top: 0; */
  left: 50%;
  transform: translateX(-80%);
  margin: 4px;
  width: 10px;
  height: 10px;
  border: 1px solid #FFFFFF;
  border-radius: 50%;
  background: #2F8AF1;
  box-shadow: 0px 2px 9px 0px rgba(15, 75, 156, 0.22);
}

.dev-history .timeline-rt .time-slider ul li:nth-child(even) .matter {
  left: 38px;
}

.dev-history .timeline-rt .time-slider ul li:nth-child(odd) .matter {
  left: -311px;
}

.dev-history .timeline-rt .time-slider ul li .matter {
  position: relative;
  width: 270px;
  top: -39px;
}

.dev-history .timeline-rt .time-slider ul li .matter .mat-msg {
  position: absolute;
  padding: 16px;
  border: 1px solid #E2E2E2;
  box-sizing: border-box;

}

.dev-history .timeline-rt .time-slider ul .top .matter .mat-msg {
  position: absolute;
  padding: 14px !important;
  border: 1px solid #E2E2E2;
  box-sizing: border-box;
}

.dev-history .timeline-rt .time-slider ul li:nth-child(odd) .matter::after {
  content: '';
  position: absolute;
  padding: 8px 0;
  background: url(../images/about/arrow.png) no-repeat;
  height: 16px;
  width: 16px;
  top: 33px;
  right: -14px;
  background-position: center;
  background-color: #FFFFFF;
  z-index: 1;
}


.dev-history .timeline-rt .time-slider ul li:nth-child(1) .matter::after {
  content: '';
  position: absolute;
  padding: 8px 0;
  background: url(../images/about/arrow.png) no-repeat;
  height: 16px;
  width: 16px;
  top: 33px;
  right: 12px;
  background-position: center;
  background-color: #FFFFFF;
  z-index: 1;
}

.dev-history .timeline-rt .time-slider ul li:nth-child(even) .matter::before {
  content: '';
  position: absolute;
  padding: 8px 0;
  background: url(../images/about/arrow.png) no-repeat;
  height: 16px;
  width: 16px;
  top: 33px;
  left: -14px;
  transform: rotate(180deg);
  background-position: center;
  background-color: #FFFFFF;
  z-index: 1;
}

.dev-history .timeline-rt .time-slider ul li .matter dd {
  margin-top: 10px;
  font-size: 14px;
  font-weight: 400;
  color: #858585;
  line-height: 25px;
  height: 100% !important;
}

.key-point {
  padding: 48px 0 70px 0;
  background: #F5F8FB;
  text-align: center;
}

.key-point ul {
  display: flex;
  margin: 0 117px;
  justify-content: space-between;
  position: relative;
}

.key-point ul li p {
  /* padding: 24px 60px; */
  padding: 24px 12px;
  height: 24px;
  font-size: 24px;
  font-weight: 400;
  color: #666666;
  line-height: 24px;
  cursor: pointer;
}

.key-point ul li p.active {
  /* color: #2F8AF1; */
  border-bottom: 3px solid #2F8AF1;
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  top: -12px;
  /* 新增 */
  color: #323232;
  line-height: 20px;
  font-size: 36px;
}

.kp-box .swiper-box {
  position: relative;
  margin-top: 75px;
  overflow: hidden;
}

/* .kp-box .swiper-box .swiper-wrapper {} */

.kp-box .swiper-box .kp-swiper-pagination {
  margin-top: 50px;
  text-align: center;
}

.kp-box .swiper-box .swiper-pagination-bullet-active {
  width: 37px !important;
  border-radius: 6px;
}

.kp-box .swiper-box .swiper-wrapper .swiper-slide img {
  width: 379px;
  height: 270px;
}

.kp-box .swiper-box .swiper-container-horizontal>.swiper-pagination-bullets .swiper-pagination-bullet {
  margin: 0 10px !important;
}

/* .kp-box .swiper-box .swiper-button-prev, .swiper-container-rtl .swiper-button-next{
  background: url(../images/about/lf-arrow.png) !important;
  
} */
.kp-box .swiper-box .swiper-button-next,
.swiper-button-prev {
  margin-top: -75px !important;
  width: 71px !important;
  height: 71px !important;
}

/* .kp-box .swiper-box .swiper-button-next, .swiper-container-rtl .swiper-button-prev {
  background: url(../images/about/rt-arrow.png) !important;
} */

.contact-us {
  padding: 135px 0 192px 0;
}

.contact-us .contact-information {
  display: flex;
}

.contact-us .contact-information .lf-txt {
  margin-top: 114px;
}

.contact-us .contact-information .lf-txt {}

.contact-us .contact-information .lf-txt dl:not(:last-child) {
  border-bottom: 1px solid #E2E2E2;
}

.contact-us .contact-information .lf-txt dl {
  padding: 24px 0;
}

.contact-us .contact-information .lf-txt dl dt {
  height: 17px;
  font-size: 16px;
  font-weight: 400;
  color: #323232;
  line-height: 17px;
}

.contact-us .contact-information .lf-txt dl dd {
  margin-top: 18px;
  height: 14px;
  font-size: 14px;
  font-weight: 400;
  color: #323232;
  line-height: 18px;
  text-indent: 2em;
}

.contact-us .contact-information .lf-txt dl .phone,
.site {
  position: relative;
}

.contact-us .contact-information .lf-txt .phone::before {
  content: '';
  position: absolute;
  left: 5px;
  background: url(../images/about/phone.png) no-repeat;
  height: 16px;
  width: 16px;
}

.contact-us .contact-information .lf-txt .site::before {
  content: '';
  position: absolute;
  left: 5px;
  background: url(../images/about/site.png) no-repeat;
  height: 16px;
  width: 16px;
}

@media screen and (max-width:1366px) {

  .top-banner .desc .about h6 {
    left: 18.8%;
    top: 31.2%;
    position: absolute;
    font-size: 45px;
    font-family: Microsoft YaHei;
    font-weight: 400;
    color: #FFFFFF;
    line-height: 10px;
  }

  .top-banner .desc .about p {
    position: absolute;
    left: 18.8%;
    top: 49%;
    width: 376px;
    height: 30px;
    font-size: 25px;
    font-family: Microsoft YaHei;
    font-weight: 400;
    color: #FFFFFF;
    line-height: 11px;
  }

  .top-banner .desc .about span:nth-of-type(1) {
    position: absolute;
    left: 18.8%;
    top: 65%;
    width: 307px;
    height: 20px;
    font-size: 15px;
    font-family: Microsoft YaHei;
    font-weight: 400;
    color: #FFFFFF;
    line-height: 15px;
  }

  .top-banner .desc .about span:nth-of-type(2) {
    position: absolute;
    left: 38.33%;
    top: 65%;
    width: 380px;
    height: 20px;
    font-size: 15px;
    font-family: Microsoft YaHei;
    font-weight: 400;
    color: #FFFFFF;
    line-height: 15px;
  }


}