.banner-container {
  background: url(../img/aboutUs/banner.png) no-repeat;
  background-size: cover;
  height: 552px;
  width: 100%;
  position: relative;
}
.banner-desc {
  position: absolute;
  bottom: 57px;
  left: 244px;
  color: #fff;
}
.banner-title {
  font-size: 50px;
}
.banner-title-zn {
  font-size: 40px;
  font-weight: 200;
}
.nav-header {
  background-color: #fff;
  border-bottom: 1px solid #f6f6f6;
  padding: 0 240px;
  position: sticky;
  left: 0;
  top: 80px;
  z-index: 100;
}
.nav-header-ul {
  display: flex;
  align-items: center;
}
.nav-header-ul li {
  cursor: pointer;
  margin: 19px 55px 0px 0;
  padding-bottom: 23px;
}
.nav-active {
  border-bottom: 4px solid #0052D9;
}
/* 集团简介 */
.group-profile {
  /* height: 726px; */
  /* width: 100%; */
  /* margin: auto; */

}
.group-profile-info {
  padding:100px 240px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}
.group-profile-info-label {
  font-size: 20px;
  font-variation-settings: "opsz" auto;
  color: #15181D;
  letter-spacing: 2px;
  line-height: 48px;
  margin:64px 0;
}
.info-block-box {
  display: grid;
  grid-template-columns: repeat(4, 1fr); /* 4列，均分容器宽度 */
  grid-auto-rows: 100px; /* 每行的高度，可以根据需要调整 */
  gap: 10px; /* 设置行列之间的间距 */
  width: 100%; /* 容器宽度占满父容器 */
  max-width: 1200px; /* 设置最大宽度，可根据需求调整 */
  margin: 0 auto; /* 居中对齐 */
  padding: 10px; /* 容器内边距 */
  box-sizing: border-box;
}

.info-bolck {
  /* background-color: #f0f0f0; 背景色，可根据需要调整 */
  display: flex;
  flex-direction: column;
  align-items: center; /* 垂直居中 */
  justify-content: center; /* 水平居中 */
  font-size: 20px; /* 字体大小，可根据需要调整 */
  text-align: center; /* 文本居中 */
  border-radius: 5px; /* 圆角，可根据需要调整 */
  color: #424A57;;
}
info-bolck-left{
  margin-right: 80px;
}
info-bolck-right{
  margin-left: 80px;
}
.hidden {
  display: none;
}
.block-label {
  color:#000;
}
.text-number {
  font-size: 36px;
  color: #0052D9;
}
.text-warning-number {
  font-size: 36px;
  color: #FE6A00;
}

/* 企业文化 */
.about-culture {
  height:605px;
}
.about-culture img {
  width:100%;
  height:100%;
}
/* 发展历程 */

.timeline-container {
  padding:60px 240px;
  /* width:100%; */
  margin: 0 auto;
  position: relative;
}

.timeline-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  margin-top:70px;
}

.current-year {
  color: #1890ff;
  font-weight: bold;
  font-size: 24px;
}

/*.prev-btn, .next-btn {*/
/*  background: none;*/
/*  !*border: 2px solid #535D6D;*!*/
/*  !*border-radius: 50%;*!*/
/*  !*width: 40px;*!*/
/*  !*height: 40px;*!*/
/*  !*font-size: 18px;*!*/
/*  !*cursor: pointer;*!*/
/*  !*color: #535D6D;*!*/
/*  display: flex;*/
/*  align-items: center;*/
/*  justify-content: center;*/
/*}*/

.timeline-content {
  width: 87%;
  background-color: #fff;
  border-radius: 8px;
  /* box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1); */
  padding: 20px;
  position: relative;
  margin-bottom: 30px;
}
.year-background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #f7f9ff; /* 半透明文字 */
  font-size: 480px; /* 大字体 */
  font-weight: bold;
  z-index: 0;
  user-select: none; /* 禁止选中文字 */
}
.month-list {
  height:350px;
  overflow-y: auto;
  margin-bottom: 20px;
  position: relative;
  z-index: 1; /* 确保月份信息在背景文字之上 */
}

.month-item {
  display: flex;
  margin-bottom: 15px;
  align-items: flex-start;
}

.month {
  width: 80px;
  font-size: 18px;
  color: #333;
  font-weight: bold;
  font-size: 18px;
}

.month-content {
  flex: 1;
  color: #555;
  line-height: 1.6;
}

/* 滚动条样式 */
.month-list::-webkit-scrollbar {
  width: 8px;
}

.month-list::-webkit-scrollbar-track {
  background: #f1f1f1;
}

.month-list::-webkit-scrollbar-thumb {
  background: #888;
  border-radius: 4px;
}

.month-list::-webkit-scrollbar-thumb:hover {
  background: #555;
}

/* 年份时间轴样式 */
.year-timeline {
  position: relative;
  height: 80px;
  margin-top: 20px;
}

.year-scroll-container {
  overflow: hidden;
  position: relative;
  height: 100%;
}

.year-scroll-content {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  height: 100%;
  transition: transform 0.3s ease;
}

.year-node {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100px;
  height: 80px;
  cursor: pointer;
  transition: all 0.3s;
  position: relative;
}

.year-dot {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background-color: #ddd;
  margin-bottom: 8px;
}

.year-dot.active {
  background-color: #0052D9;
  z-index: 2;
}

.year-label {
  font-size: 16px;
  color: #858A99;
}

.year-label.active {
  color: #0052D9;
  font-size: 26px;
  font-weight: bold;
}
/* 连线样式 */
.year-node:not(:last-child)::after {
  content: '';
  position: absolute;
  top: 8px;
  right: -89px;
  width: 131px;
  height: 1px;
  background-color: #ddd;
  z-index: 0;
}

.year-node:not(:last-child).active::after {
  background-color: #1890ff;
}
/* 响应式调整 */
@media (max-width: 768px) {
  .year-node {
    margin: 0 8px;
  }
}
.container-title {
  font-size: 40px;
  font-weight:bold;
  position: relative;
  z-index:10;
}
.container-title span {
  position: relative;
  z-index: 10;
}
.container-title .title-en {
  font-family: OPPOSans;
  font-size: 48px;
  /*font-weight: bold;*/
  display: flex;
  align-items: flex-end;
  text-transform: uppercase;
  letter-spacing: normal;
  color: #FFFFFF;
  position: relative;
  /*top:25px;*/
  z-index:9;
  line-height:0px;
  -webkit-text-stroke: #CEDFFB 1px; /* 浏览器可能不支持 */
  opacity: 0.5;
  /* left:20px; */
}
/* 企业荣誉 */
/* .container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
} */
.enterprise-honor-container {
  padding:64px 240px;
  background-color: #f2f3ff;
}
.slider-container {
  position: relative;
  /* overflow: hidden; */
  margin-top: 60px;
  display: flex;
  align-items: center;
  /*z-index: 99;*/
}
.btnClass{
  width: 42.5px;
  height: 42.5px;
  cursor: pointer;
}

.slider-wrapper {
  width: 100%;
  overflow: hidden;
}

.slider-row {
  display: flex;
  justify-content: center;
  margin-bottom: 20px;
  width: max-content;
}

.slider {
  display: flex;
  transition: transform 0.5s ease;
  height: 100%;
  width: 100%;
}

.slide {
  /* min-width: 25%; */
  padding: 10px;
  box-sizing: border-box;
  background-color: #fff;
  margin-right:10px;
  padding:4px;
  border-radius: 10px;
}

.certificate {
  background-color: white;
  border-radius: 5px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  overflow: hidden;
}

.certificate img {
  width: 334px;
  height: 222px;
  display: block;
}

.certificate-info {
  padding: 10px;
  text-align: center;
}

.certificate-info h3 {
  /*margin-bottom: 5px;*/
  font-size: 16px;
}

.certificate-info p {
  font-size: 12px;
  color: #666;
}

.slider-btn {
  position: absolute;
  top: 44%;
  transform: translateY(-50%);
  background-color: transparent;
  border: 2px solid #535D6D;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  font-size: 20px;
  cursor: pointer;
  z-index: 100;
}

.left-btn,
.left-dis-btn {
  position: absolute;
  left: -55px;
}

.right-btn,
.right-dis-btn {
  position: absolute;
  right: -55px;
}

.slider-btn:hover {
  background-color: rgba(255, 255, 255, 0.9);
}
/* 社会责任 */
.social-responsibility {
  background-image: url(../img/aboutUs/social-bg.png);
}
.social-container-box {
  display: flex;
  flex-wrap: wrap;
  margin-top:30px;
}
.social-item {
  margin:10px 7px;
  /*width:458px;*/
  width: 31%;
}
.imgBox{
  /*width:458px;*/
  width: 100%;
  height:282.6px;
  overflow: hidden;
}
.social-item  img {
  width:100%;
  height:100%;
  object-fit: cover;
  object-position: top;
  cursor: pointer;
  transition: all 0.5s;
}
.social-item  img:hover{
  transform: scale(1.1);
}

.social-item-title {
  font-size: 24px;
  font-weight:500;
  margin:30px 0 15px 0;
  color: #15181D;
  /*   文字超出省略*/
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
  text-overflow: ellipsis;
  word-break: break-all;
}
.sccial-item-label {
  font-family: OPPOSans;
  font-size: 16px;
  font-weight: normal;
  line-height: 24px;
  display: flex;
  align-items: flex-end;
  letter-spacing: 0px;
  font-variation-settings: "opsz" auto;
  color: #323843;
}
.info-block-top{
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom:28px;
}
.xxhImg-phone {
  display: none;
}
.xxhImg {
  display: block;
}
.xxhMapImg-phone {
  display: none;
}
.xxhMapImg {
  display: block;
}
.culture-phone {
  display: none;
}
.culture {
  display: block;
}
.timeline-container{
  padding: 60px 240px;
}