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

body {
  min-width: 700px;
}

/* 头 列表 */
.title {
  min-width: 700px;
  height: 100px;
  line-height: 100px;
  background: #fafafa;
  border-bottom: 1px solid #eee;
}

.title .logo {
  float: left;
  /* margin-left: 8%; */
  width: 20%;
  text-align: center;
  white-space:nowrap;
  font-size: 45px;
  font-weight: 700;
  color: #00B1AF;
  cursor: pointer;
}
.content-nav {
  float: left;
  width: 80%;
}
.title ul {
  display: flex;
  justify-content: start;
  height: 90px;
  /* margin-left: 20%; */
}

.title ul li {
  font-size: 18px;
  font-weight: 700;
  display: inline-block;
  width: 100px;
  line-height: 75px;
  text-align: center;
  margin-right: 50px;
  white-space: nowrap;
  cursor: pointer;
  color: #000;
}

.title ul .active {
  border-bottom: 3px solid #00B1B2;
}

.title ul li:hover {
  border-bottom: 3px solid #00B1B2;
}


/* 背景大图 */
.backgroundbg {
  position: relative;
  height: 661px;
}
 .swiper-wrapper {
  width: 100%;
  /* height: 661px; */
  /* position: relative; */
}

.backgroundbg-content-div {
  position: absolute;
  left: 315px;
  top: 179px;
  z-index: 10;
  color: #fff;
  font-weight: 700;
}

.backgroundbg-content {
  width: 683px;
  font-size: 38px;
}

.backgroundbg-content1 {
  width: 520px;
  height: 110px;
  font-size: 18px;
  margin-top: 33px;
}

.backgroundbg-content2 {
  display: block;
  text-align: center;
  line-height: 46px;
  width: 167px;
  height: 46px;
  background: #00B1AF;
  border-radius: 23px;
  border: none;
  font-size: 20px;
  color: #fff;
  margin-top: 56px;
}

.background-text {
  position: absolute;
  left: 17%;
  top: 190px;
  z-index: 4;
}

.background-text h2 {
  font-size: 56px;
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 33px;
}

.background-text p {
  width: 530px;
  font-size: 18px;
  padding: 10px;
  color: #FFFFFF;
  line-height: 30px;
}

.background-text .btn-l {
  width: 167px;
  height: 46px;
  background: #00B1AF;
  border-radius: 23px;
  border: none;
  color: #fff;
  cursor: pointer;
  margin-top: 56px;
}

/* 荣誉证书 */
.productDisplay-t1 {
  text-align: center;
  font-size: 33px;
  font-weight: 700;
  margin-top: 72px;
}

.productDisplay-t2 {
  text-align: center;
  font-size: 20px;
  font-weight: 400;
  color: #F79E4A;
}

.productDisplay-list {
  margin: 60px 13% 90px 13%;
  display: flex;
  justify-content: space-around;
  flex-wrap: wrap;
}

.productDisplay-list1 {
  width: 320px;
  text-align: center;
  margin-bottom: 30px;
  position: relative;
}
.productDisplay-list1:hover {
  transform: scale(1.2);
}

.productDisplay-list img {
  height: 230px;
}

/* 业务范围 */
.business {
  width: 100%;
  height: 489px;
  background: #00B1AE;
  color: #fff;
}

.business-title {
  overflow: hidden;
}

.business-list {
  display: flex;
  justify-content: space-around;
  margin: 68px 15%;
}

.business-t1 {
  text-align: center;
  margin-top: 55px;
  font-size: 33px;
  font-weight: 700;
}

.business-t2 {
  text-align: center;
  font-size: 20px;
  font-weight: 700;
}

.business-t3 {
  text-align: center;
  margin-top: 25px;
  font-size: 18px;
  font-weight: 700;
}

.business-div {
  text-align: center;
  width: 180px;
}

.business-div:hover {
  font-size: 16px;
  margin-top: -5px;
}

.business-img {
  position: relative;
  margin-bottom: 30px;
}

.business-img .img {
  width: 75px;
}

.business-img .img1 {
  position: absolute;
  left: 50px;
  top: 30px;
}

.business-img .img2 {
  position: absolute;
  left: 50px;
  top: 26px;
  width: 80px;
}

.business-img .img3 {
  position: absolute;
  left: 46px;
  top: 30px;
}

.business-img .img4 {
  position: absolute;
  left: 55px;
  top: 32px;
  width: 70px;
}

.business-img .img5 {
  position: absolute;
  left: 50px;
  top: 28px;
}


/* 新闻中心 */
.newsCenter-title {
  text-align: center;
}

.newsCenter-title1 {
  margin-top: 81px;
  font-size: 33px;
  font-weight: 700;
}

.newsCenter-title2 {
  font-size: 20px;
  font-weight: 700;
  color: #F79E4A;
}

.newsCenter-title3 {
  font-size: 17px;
  font-weight: 700;
  color: #1A1919;
}

.newsCenter-list {
  margin: 87px 18% 0 18%;
  display: flex;
  justify-content: space-around;
  flex-wrap: wrap;
}
.newsCenter-list-tit:hover {
  background-color: #F2F2F2;
}

.newsCenter-li {
  padding-bottom: 20px;
  margin-bottom: 55px;
  border-bottom: 3px solid #000000;
  cursor: pointer;
}

.newsCenter-li .data {
  width: 88px;
  height: 86px;
  background: #F2F2F2;
  text-align: center;
  overflow: hidden;
  float: left;
  margin-right: 15px;
}

.data-day {
  font-size: 36px;
  font-weight: 700;
  margin-top: 6px;
}

.data-month {
  font-size: 17px;
  font-weight: 700;
}

.newsCenter-li-tit {
  width: 400px;
  max-height: 60px;
  font-size: 22px;
  font-weight: 400;
  color: #1A1919;
  margin-bottom: 17px;
  overflow: hidden;
}

.newsCenter-list-tit p {
  margin-left: 105px;
  width: 400px;
  height: 40px;
  font-size: 14px;
  color: #606060;
  overflow: hidden;
}

.newsCenter-btn {
  display: inline-block;
  font-size: 32px;
  font-weight: 700;
  margin: 20px 0 45px 44%;
  padding: 20px 45px;
  border: 1px solid #1A1919;
  cursor: pointer;
}

.newsCenter-btn:hover {
  background-color: #f5f5f5;
  color: rgb(0, 183, 255);
  border-color: rgb(0, 183, 255);
}


/* 背景小图 */
.backgroundxa {
  background-image: url("../index/banner2.png");
  height: 237px;
  color: #fff;
}

.backgroundxa-img {
  background-image: url("../index/backgroundxa37.png");
  height: 237px;
  overflow: hidden;
}

.backgroundxa-title {
  font-size: 25px;
  text-align: center;
  margin-top: 80px;
  margin-bottom: 22px;
}

.backgroundxa-img p {
  font-size: 17px;
  text-align: center;
}


/* 关于我们 */
.aboutUs {
  min-height: 830px;
}

.aboutUs-title {
  overflow: hidden;
  text-align: center;
}

.aboutUs-title1 {
  margin-top: 76px;
  font-size: 33px;
  font-weight: 700;
  color: #000000;
}

.aboutUs-title2 {
  font-size: 20px;
  font-weight: 700;
  color: #F79E4A;
}

.aboutUs-title3 {
  font-size: 17px;
  margin-top: 15px;
  color: #1A1919;
}

.aboutUs-left {
  width: 540px;
  margin: 70px 41px 0px 12%;
  float: left;
}

.aboutUs-right {
  margin-top: 70px;
  margin-right: 10%;
  margin-left: 22%;
}

.aboutUs-right .aboutUs-right-title {
  font-size: 36px;
  font-weight: 700;
  margin-bottom: 40px;
}

.aboutUs-right p {
  font-size: 16px;
  line-height: 30px;
}

.aboutUs-right .p {
  text-indent: 2em;
  line-height: 40px;
  font-size: 18px;
  letter-spacing: 3px;
}

.aboutUs-right-contion {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  margin-top: 40px;
}

.aboutUs-right-cen {
  width: 260px;
  margin: 0 0px 30px 0px;
}

.aboutUs-right-cen img {
  width: 40px;
  margin-right: 15px;
}


/* 底部 */
.footer {
  height: 156px;
  background: #222222;
  color: #fff;
  display: flex;
  justify-content: space-around;
  min-width: 750px;
  margin-top: 60px;
}

.footer .left {
  margin-top: 59px;
}

.footer .left ul {
  display: flex;
}

.footer .left ul a {
  color: #fff;
  text-decoration: none;
}

.footer .left ul a:hover {
  font-size: 15px;
}

.footer .left ul li {
  margin-right: 10px;
  white-space: nowrap;
  cursor: pointer;
}

.footer .right {
  margin-top: 59px;
}

.footer .right ul {
  display: flex;
  width: 500px;
  flex-wrap: wrap;
}

.footer ul li {
  line-height: 30px;
  margin-right: 50px;
}

.beian {
  margin-left: 25px;
  color: #fff;
}


/* 媒体查询 */
@media screen and (max-width: 1513px) {
  /* .title .logo {
    float: left;
    margin-left: 6%;
    font-size: 45px;
    font-weight: 700;
    color: #00B1AF;
  } */
  
  /* .title ul {
    display: flex;
    justify-content: center;
    height: 90px;
    margin-left: 22%;
  } */
}

@media screen and (max-width: 1709px) {
  .productDisplay-list {
    margin: 60px 10% 90px 6%;
  }

  .newsCenter-list {
    margin: 87px 10% 0 10%;
  }
}

@media screen and (max-width: 1300px) {
  .business-list {
    margin: 68px 5%;
  }

  .newsCenter-list {
    margin: 87px 340px 0 15%;
  }

  .newsCenter-li-tit {
    width: 600px;
  }

  .newsCenter-list-tit p {
    width: 600px;
  }

  .newsCenter-btn {
    margin: 20px 0 45px 35%
  }

  .aboutUs-left {
    margin: 49px 41px 0px 23%;
  }

}

@media screen and (max-width: 1200px) {
  .title .logo {
    display: none;
  }
  .content-nav {
    margin-left: 20px;
  }
  .title ul li {
    width: 70px;
  }
}

.productDisplay-list1 img {
  z-index: 10;
}

.masks {
  display: none;
  width: 320px;
  text-align: center;
  margin-right: 3%;
  margin-bottom: 30px;
  z-index: 999;
  background-color: #333;
  opacity: 0.6;
  position: absolute;
  left: 0;
  top: 0;
  color: #fff;
  font-size: 24px;
  box-sizing: border-box;
  padding: 30px 20% 0;
  /* animation: mymove 2s infinite;
  position: relative;
  animation-timing-function: ease; */

}

@keyframes mymove {
  from {
    top: 0px;
  }

  to {
    top: 600px;
  }
}

/* 重设滚动条样式 */
::-webkit-scrollbar-track-piece { 
  background-color:#f8f8f8;
  }
  ::-webkit-scrollbar {
  width:9px;
  height:9px;
  }
  ::-webkit-scrollbar-thumb {
  background-color:#dddddd;
  background-clip:padding-box;
  min-height:28px;
  border-radius: 10px;
  }
  ::-webkit-scrollbar-thumb:hover {
  background-color:#bbb;
  border-radius: 10px;
  }