.mainbox {
  width: 1200px;
  margin: auto;
}
.pcbox {
  min-width: 1200px;
  min-height: 100vh;
  margin: auto;
}
/* 一个遮盖 */
.clicktoA {
  position: absolute;
  width: 100%;
  height: 42%;
  top: 0;
  left: 0;
  background-color: transparent;
}
/* 头部 */
.box0 {
  margin-top: 0px;
  height: auto;
  width: 100%;
  height: 70px;
  background: linear-gradient(to right, #aeccff, #e4e3ff, #9dc9ff);
}
.headNavView {
  display: flex;
  justify-content: space-between;
}
.navBox ul {
  width: 700px;
  margin-top: 20px;
  list-style-type: none; /* 移除默认的列表符号 */
  padding: 0; /* 移除默认的内边距 */
  display: flex; /* 设置为弹性盒子布局 */
  flex-direction: row; /* 子元素水平排列 */
  justify-content: space-between; /* 子元素之间的间距均匀分布 */
}
.navBox ul li {
  color: #2b2b2b;
  line-height: 2rem;
  cursor: pointer;
}
.navBox ul li.active {
  border-bottom: 3px solid #1466d5;
}
.rmwlogo {
  margin-top: 20px;
  height: 2rem;
}
.navBox {
  display: flex;
  justify-content: space-between;
  width: 100%;
}
.rycolor {
  color: #1466d5 !important;
  margin-top: 20px;
  height: 2rem;
}
.rycolor a {
  color: #1466d5 !important;
}
/* 头图 */
.box1 img {
  width: 100%;
  height: auto;
}
/* 语料厨房 */
.box2 {
  margin-top: -6px;
  position: relative;
}
.box2 .a-img {
  position: absolute;
  width: 296px;
  height: auto;
  left: 50%;
  transform: translateX(-50%);
  top: 25px;
}
.box2 .b-img {
  width: 100%;
  height: auto;
}
/* 语料超市 */
.box3 {
  position: absolute;
  top: 45%;
  left: 50%;
  transform: translateX(-50%);
}
.box3 .box3-1 {
  margin: auto;
  text-align: center;
}
.c-img {
  width: 296px;
  height: auto;
}
.box3-2 {
  display: flex;
  justify-content: space-between;
  margin-top: 25px;
}
.d-img {
  width: 284px;
  height: auto;
  cursor: pointer;
}
.box3-3 {
  margin-top: 40px;
  height: 550px;
  width: 100%;
  aspect-ratio: 16 / 9;
  background: url('../image5/bg-yuliao.png') center/cover no-repeat;
  display: flex;
}
.box3-left {
  width: 30%;
  height: auto;
}
.box3-left img {
  margin-top: 15%;
  margin-left: 15%;
  width: 366px;
}

.box3-right {
  margin-top: 40px;
  width: 58%;
  margin-top: 4.5%;
  height: 80%;
  margin-left: 80px;
  display: flex;
  justify-content: space-between;
}
.box3-right > div {
  width: 48%;
  height: 100%;
  aspect-ratio: 0.75;
  background: url('../image5/bg-neirong.png') center/cover no-repeat;
}
.shishibox {
  position: relative;
  width: 100% !important;
  height: 100%;
  aspect-ratio: 2.1 !important;
  background: url('../image5/bg-neirong.png') center/cover no-repeat;
}
.ss-title {
  position: absolute;
  width: 400px;
  left: 178px;
  font-size: 27px;
  color: #ffffff;
  top: 20px;
}
.ss-btnbox {
  margin-top: 76px;
  text-align: center;
}
.ss-b-l {
  height: 44px;
}
.ss-b-r {
  height: 44px;
  margin-left: 20px;
}
.bao-img {
  width: 100%;
}
.bao-txt {
  color: #1466d5;
  line-height: 2rem;
  text-indent: 2em;
  padding: 10px;
}
.bao-dian {
  position: absolute;
  right: 10px;
}
/* 语料生态 */
.box4 {
  margin-top: 66px;
  position: relative;
  height: auto;
  margin-bottom: 40px;
}
.eimgbox {
  text-align: center;
  height: auto;
}
.e-img {
  width: auto;
  height: 96px;
}
.box4main {
  margin-top: 20px;
  width: 100%;
  height: 590px;
  display: flex;
}
.box4-left {
  height: 100%;
  width: 450px;
  aspect-ratio: 16 / 9;
  background: url('../image5/st-3.png') center/cover no-repeat;
  border-radius: 20px;
  -webkit-border-radius: 20px;
  -moz-border-radius: 20px;
  -ms-border-radius: 20px;
  -o-border-radius: 20px;
}
.box4-left > div {
  text-align: center;
  color: #ffffff;
}
.box4-a {
  font-size: 28px;
  font-weight: 500;
  padding-top: 30px;
}
.box4-b {
  font-size: 22px;
  font-weight: 500;
  padding-top: 0px;
}
.box4-c {
  font-size: 16px;
  font-weight: 400;
  padding-top: 20px;
  padding: 20px 40px;
  text-align: left !important;
  line-height: 25px;
}
.box4-d {
  font-size: 28px;
  font-weight: 500;
  padding-top: 26px;
  color: #2163f9;
  text-align: center;
}
.box4-e {
  font-size: 16px;
  font-weight: 400;
  padding-top: 0px;
  line-height: 25px;
  color: #2163f9;
  text-align: center;
  padding: 0px 20px;
  text-align: left !important;
  padding-top: 10px;
}
.box4-right {
  flex: 1;
  height: 100%;
  margin-left: 15px;
}
.st-headbox {
  display: flex;
  height: 50%;
  width: 100%;
}
.guilinbox {
  height: 100%;
  width: 360px;
  aspect-ratio: 16 / 9;
  background: url('../image5/st-4.png') center/cover no-repeat;
  border-radius: 20px;
  -webkit-border-radius: 20px;
  -moz-border-radius: 20px;
  -ms-border-radius: 20px;
  -o-border-radius: 20px;
  margin-right: 15px;
}
.wuyoubox {
  height: 100%;
  width: 360px;
  aspect-ratio: 16 / 9;
  background: url('../image5/st-1.png') center/cover no-repeat;
  border-radius: 20px;
  -webkit-border-radius: 20px;
  -moz-border-radius: 20px;
  -ms-border-radius: 20px;
  -o-border-radius: 20px;
}
.guochanbox {
  margin-top: 1%;
  height: 48%;
  width: 100%;
  aspect-ratio: 16 / 9;
  background: url('../image5/st-2.png') center/cover no-repeat;
  border-radius: 20px;
  -webkit-border-radius: 20px;
  -moz-border-radius: 20px;
  -ms-border-radius: 20px;
  -o-border-radius: 20px;
}
/* 服务专区 */
.box5 {
  width: 100vw;
  height: 680px;
  background-image: url('../image5/bg-lan.png'); /* 设置背景图片 */
  /*设置背景图*/
  background-size: cover;
  /*背景图覆盖整个div，保持宽高比*/
  background-position: center;
  /*背景图居中显示*/
}
.fw-txt {
  color: #ffffff;
  font-size: 30px;
  font-weight: 500;
  text-align: center;
  padding-top: 70px;
}
.fw-btns {
  text-align: center;
  display: flex;
  justify-content: center;
  font-size: 18px;
  padding-top: 30px;
  color: #7cffff;
  justify-items: center;
  border-bottom: 1px solid #1890ff; /* 粗细 样式 颜色 */
  padding-bottom: 5px; /* 线与内容距离 */
  width: 65%;
}
.fw-btn {
  padding: 0px 40px;
  text-align: center;
  padding-bottom: 15px;
  cursor: pointer;
}
.ft-btn-active {
  text-decoration: underline;
  /*默认颜色与文字相同*/
  text-decoration-color: #36ffff;
  /*想换颜色*/
  text-underline-offset: 25px;
  -moz-text-decoration-color: #36ffff;
}
.fw-boxs {
  margin-top: 40px;
  width: 100%;
  height: 420px;
  /* background-color: red; */
}
.btn1box {
  /* display: flex; */
  width: 100%;
}
.btn1box img {
  margin-top: 50px;
  width: 32.33%;
  cursor: pointer;
}
/* 实验室介绍 */
.box6 {
  width: 100vw;
  height: 600px;
  background-image: url('../image5/huoche.png'); /* 设置背景图片 */
  /*设置背景图*/
  background-size: cover;
  /*背景图覆盖整个div，保持宽高比*/
  background-position: center;
  /*背景图居中显示*/
}
.box6headbox {
  text-align: center;
  padding-top: 50px;
}
.box6headbox img {
  height: 52px;
}
.box6bottombox {
  text-align: center;
  padding-top: 50px;
  position: relative;
}
.box6bottombox img {
  height: 366px;
}
.sys-box {
  position: absolute;
  width: 600px;
  top: 120px;
  color: #ffffff;
  left: 160px;
}
.sys-title {
  font-size: 20px;
  font-weight: 500;
  text-align: left;
}
.sys-txt {
  font-size: 14px;
  font-weight: 300;
  text-indent: 2em;
  text-align: left;
  line-height: 35px;
  padding-top: 15px;
}
/* 延伸介绍 */
.box7 {
  width: 100vw;
  height: 600px;
  background-image: url('../image5/bg-ysfw.png'); /* 设置背景图片 */
  /*设置背景图*/
  background-size: cover;
  /*背景图覆盖整个div，保持宽高比*/
  background-position: center;
  /*背景图居中显示*/
}
.box7headbox {
  text-align: center;
  padding-top: 60px;
}
.box7headbox div {
  font-size: 30px;
  font-weight: 500;
  color: #ffffff;
}
.box7bottombox {
  text-align: center;
  padding-top: 50px;
  position: relative;
}
.sys-box7 {
  position: absolute;
  width: 1080px;
  top: 140px;
  color: #ffffff;
  left: 60px;
  font-size: 14px;
  font-weight: 300;
  text-indent: 2em;
  text-align: left;
}
.ab-2 {
  margin-bottom: 10px;
}
.ab-4 {
  margin-top: 20px;
  margin-left: 25px;
  text-indent: 0em;
  line-height: 15px;
}
/* 关于 */
.box10 {
  height: 100px;
  width: 100vw;
  margin-top: 40px;
}
.box10big {
  color: #777777;
}
.box10big div {
  text-align: center;
}