body,
html {
  margin: 0;
  padding: 0;
}

a:link,
a:visited,
a:hover,
a:active {
  text-decoration: none;
  color: inherit;
}

.top-box {
  height: 200px;
}

.top-nav-box {
  /* background-color: antiquewhite; */
  width: 500px;
  height: calc(100% - 37px - 37px - 33px);
  margin: auto;
  font-family: "Microsoft YaHei";
  font-size: 18px;
  color: #1a1a1a;
  text-align: center;
}

/* .top-nav-box {
  width: 400px;
  margin: 0 auto;
  background-color: aquamarine;
  font-size: 18px;
  font-family: "Microsoft YaHei";
  color: #1a1a1a;
}

.top-nav-box div {
  height: 55px;
  font-family: "Microsoft YaHei";
  font-size: 18px;
  color: #1a1a1a;
  text-align: center;
} */

/* @media screen and (min-width: 520px) {
  .top-nav-box {
    width: 500px;
  }
}

@media screen and (max-width: 250px) {
  .top-nav-box div {
    width: 110px;
  }
} */

.logo {
  text-align: center;
  padding: 35px 0;
}

.nav-bottom-active {
  padding-bottom: 1rem;
  border-bottom: 2px solid #ec8883;
}

/* 轮播图1 */
.top-banner {
  width: 100%;
  height: 800px;
  /* background-color: #ec8883; */
}

.top-banner-indicators {
  transform: translateX(-600px);
  text-align: left;
  /* background-color: #ec8883; */
  margin-left: 0;
  width: 500px;
}

.carousel-indicators {
  margin-bottom: 70px;
}

.carousel-indicators .active,
.carousel-indicators li {
  width: 60px;
  height: 5px;
  border-radius: 0;
  margin: 0;
  border: 0;
  background-color: #cccccc;
}
.carousel-indicators .active {
  background-color: #1a1a1a;
}

/* .carousel-inner > .item > img {
  width: 100%;
  height: 800px;
  object-fit: contain;
} */

.top-banner > .carousel-inner > .item {
  width: 100%;
  height: 800px;
  /* background-color: #909092; */

  /* background-size: contain; */
  background-position: center;
  background-repeat: no-repeat;
  overflow: hidden;
}



.cont1 {
  width: 425px;
  height: 215px;
  /* background-color: #ec8883; */
  margin-top: 200px;
  margin-left: 50%;
  transform: translateX(-600px);
  font-family:"Microsoft YaHei";
  font-size: 14px;
  line-height: 30px;
  color: #1a1a1a;
}

.cont1 p {
  margin-top: 30px;
}

.cont1 p:last-child{
  margin-top: 190px;
  font-size: 60px;
  font-weight: bold;
}

.cont2 {
  /* width: 425px; */
  /* height: 215px; */
  /* background-color: #ec8883; */
  margin-top: 220px;
  margin-left: 50%;
  transform: translateX(-600px);
  font-family:"Microsoft YaHei";
  font-size: 14px;
  line-height: 30px;
  color: #1a1a1a;
}

.cont2 .tit,
.cont2 .tit2{
  /* margin-top: 190px; */
  font-size: 60px;
  font-weight: bold;
}

.cont2 .tit2{
  margin-top: 40px;
}

.cont2 .tit3{
  margin-top: 80px;
  font-size: 40px;
  color: #1a1a1a;
}

.cont2 .tit4{
  font-size: 30px;
  margin-top: 140px;
}

.cont-tit {
  margin-top: 180px;
  margin-left: 50%;
  transform: translateX(-600px);
  object-fit: contain;
}

/* 宣言 */
.declaration-box {
  width: 1100px;
  /* height: 200px; */
  /* background-color: #ec8883; */
  margin: 0 auto;
}

.declaration-box p {
  text-align: left;
}

.declaration-list-box {
  position: relative;
  top: calc(50% - 50px);
  height: 100px;
  /* background-color: blueviolet; */
}

/* 发展历程 */
.history {
  width: 100%;
  height: 600px;
  background-color: #f2f2f2;
}

.history-row-box {
  width: 1200px;
  margin: 130px auto 0;
  /* background-color: #ec8883; */
}

.history-list-box {
  display: flex;
  margin-top: 20px;
  color: #1a1a1a;
  font-size: 16px;
  line-height: 40px;
  word-break: break-all;
  /* background-color: yellowgreen; */
}

.history-list-box img {
  width: 8px;
  height: 8px;
  margin-top: 16px;
  margin-right: 10px;
}
/* 科技 */
.science-tit {
  margin-top: 85px;
}

.science-tit2 {
  margin-top: 10px;
  font-size: 16px;
  color: #1a1a1a;
  line-height: 40px;
}
.science-big-box{
  width: 1200px;
  margin: auto;
  /* background-color: aqua; */
}
.science-log-box {
  /* width: 70px; */
  height: 100px;
  margin: auto;
  /* background-color: #ec8883; */
}
.science-log-box p {
  /* background-color: royalblue; */
  height: 20px;
}
.science-btn {
  width: 370px;
  height: 60px;
  border: 1px solid #1a1a1a;
  color: #1a1a1a;
  font-size: 18px;
  line-height: 60px;
  margin: auto;
  margin-top: 100px;
}

.science-btn:hover {
  cursor: pointer;
  color: #e72c21;
}

/* 轮播图2 */
.person-box {
  width: 100%;
}
.person-banner {
  width: 100%;
  height: 800px;
  position: relative;
  /* background-color: #ec8883; */
}

.person {
  transform: translateX(-535px);
  /* background-color: aqua; */
}

/* .person-bc{
  background-position: center;
  background-repeat: no-repeat;
} */

.person-banner .carousel-indicators {
  margin-bottom: 20px;
}

.person-banner .carousel-indicators .active,
.person-banner .carousel-indicators li {
  width: 40px;
  height: 5px;
  border-radius: 0;
  margin: 0;
  border: 0;
  background-color: #909092;
}
.person-banner .carousel-indicators .active {
  background-color: #ffffff;
}

.person-banner .carousel-inner > .item > img {
  width: 100%;
  height: 528px;
  object-fit: contain;
}

/* .person-banner1{
  position: relative;
} */

.person1 {
  /* width: 500px; */
  /* height: 90px; */
  /* background-color: #ec8883; */
  position: absolute;
  top: 205px;
  left: 435px;
  color: #ffffff;
}

/* 企业动态 */
.enterprise {
  width: 100%;
  background-color: #f2f2f2;
  /* background-color: #123456; */
}
.enterprise-tit {
  /* background-color: #ec8883; */
  height: 170px;
  font-size: 32px;
  font-weight: bold;
  color: #1a1a1a;
  text-align: center;
  line-height: 170px;
}
/* 轮播图3 */
.enterprise-cont-big-box {
  height: 480px;
  /* background-color: yellow; */
}


.enterprise-cont-box2 {
  /* background-color: #e72c21; */
  /* margin-top: 70px!important; */
}

/* @media screen and (min-width: 1350px) { */
  .enterprise-cont-box {
    width: 1300px;
    display: flex;
    align-items: center;
    /* background-color: #ec8883; */
    margin: auto;
  }
  .enterprise .carousel-indicators {
    margin-left: -30%;
    margin-bottom: 30px;
  }
/* } */

/* @media screen and (max-width: 1350px) { */
  /* .enterprise-cont-box{
    background-color: yellowgreen;
  }

  .enterprise-cont-box img{
    width: 300px!important;
  }
  .enterprise-cont-box .e-cont1{
    color: #ec8883;
    font-size: 22px!important;
  }

  .enterprise-cont-box .e-cont2{
    color: #b280af;
    font-size: 12px!important;

  } */
/* } */

/* .enterprise-cont-box img {
  width: 677px;
} */

.enterprise-cont {
  /* height: 300px; */
  /* margin-top: 100px; */
  margin-left: 90px;
}

/* 合作企业 */
.cooperate {
  width: 1300px;
  height: 430px;
  text-align: center;
  margin: auto;
}

.connect {
  width: 100%;
  height: 350px;
  background-color: #ededed;
}
.connect-cont {
  /* width: 100px; */
  /* height: 125px; */
  /* background-color: royalblue; */
  margin-top: 90px;
  margin-left: 400px;
  font-size: 18px;
  color: #1a1a1a;
}


/* 轮播图淡入淡出 */
.carousel-fade .carousel-inner .item {
  transition-property: opacity;
}
.carousel-fade .carousel-inner .item,
.carousel-fade .carousel-inner .active.left,
.carousel-fade .carousel-inner .active.right {
  opacity: 0;
}
.carousel-fade .carousel-inner .active,
.carousel-fade .carousel-inner .next.left,
.carousel-fade .carousel-inner .prev.right {
  opacity: 1;
}
.carousel-fade .carousel-inner .next,
.carousel-fade .carousel-inner .prev,
.carousel-fade .carousel-inner .active.left,
.carousel-fade .carousel-inner .active.right {
  left: 0;
  transform: translate3d(0, 0, 0);
}
.carousel-fade .carousel-control {
  z-index: 2;
}

/* 轮播图蒙层 */
.mc,
.mc2,
.mc3{
  display: inline-block;
  width: 100%;
  height: 100%;
  background-color: #fff;
  position: absolute;
  z-index: 2;
  opacity: 0.2;
}

.mc,
.mc2,
.mc3{
  display: none;
}



.embedded-list2 {
  width: 100%;
  /* background-color: royalblue; */
  /* position: relative; */
  /* top: 10px; */
  transform: translateX(-650px);
  margin-left: 50%;
}

.embedded-list2 > div {
  width: 325px;
  /* background-color: #e72c21; */
  /* margin-right: 15px; */
  font-size: 16px;
  color: #1a1a1a;
}

.embedded-imgbox {
  width: 100%;
  height: 220px;
  border: 1px solid #808181;
  margin-bottom: 35px;
}

.embedded-imgbox img {
  display: block;
  margin-top: calc(50% - 100px);
  margin-left: auto;
  margin-right: auto;
}


/* 物联网 */
.internal-imgbox {
  width: 100%;
  height: 220px;
  border: 1px solid #808181;
  margin-bottom: 35px;
}

.internal-imgbox img {
  display: block;
  margin-left: auto;
  margin-right: auto;
}

.person-box2{
  width: 100%;
  height: 330px;
  /* background-color: #e72c21; */
  transform: translateX(-650px);
  margin-left: 50%;
}

.person-box2 img{
  margin-right: 15px;
}


.soft{
  width: 1300px;
  /* background-color: #e72c21; */
  display: flex;
  /* flex-shrink: 0; */
  justify-content: space-around;
  align-items: center;
  font-family:"Microsoft YaHei";
  font-size: 16px;
  line-height: 30px;
}

.soft-cont{
  width: 520px;
  height: 200px;
  line-height: 40px;
  /* background-color: #ec8883; */
}

.soft img{
  width: 580px;
}