body {
  background-color: #f0f1f7 !important;
}
.aboutus {
  padding-top: 1.25rem;
  margin-bottom: 3.13rem;
  background-color: #f0f1f7;
  position: relative;
}
.aboutus .backgroundBox {
  position: absolute;
  left: 0;
  top: 3.13rem;
  width: 100%;
  height: 100%;
  z-index: 0;
}
.aboutus .backgroundBox .right {
  width: 50%;
  height: 100%;
  background: #ffffff;
  position: absolute;
  right: 0;
  top: 0;
}
.aboutus .backgroundBox .left {
  width: 52rem;
  height: 100%;
  position: absolute;
  right: 50%;
  top: 0;
  border-radius: 12.5rem 0rem 0rem 0rem;
  background: #ffffff;
}
.aboutus .centerBox {
  width: 90rem;
  margin: 0 auto;
  display: flex;
  z-index: 999;
}
.aboutus .centerBox .navLeft {
  width: 18.75rem;
  height: 34.56rem;
  background: linear-gradient(-90deg, #3badff 0%, #0050a0 100%);
  position: relative;
  padding-top: 1.88rem;
  box-sizing: border-box;
}
.aboutus .centerBox .navLeft ul {
  height: 100%;
  display: flex;
  flex-direction: column;
  flex-wrap: nowrap;
  align-content: center;
  justify-content: space-evenly;
}
.aboutus .centerBox .navLeft ul li {
  font-family: Microsoft YaHei;
  font-weight: 400;
  font-size: 1rem;
  color: #ffffff;
  margin-left: 1.3rem;
  padding-bottom: 0.5rem;
  text-align: justify;
  line-height: 1.5rem;
  cursor: pointer;
  word-spacing: 0.001px;
  position: relative;
}
.aboutus .centerBox .navLeft ul li span {
  font-size: 1rem;
}
.aboutus .centerBox .navLeft ul li:hover,
.aboutus .centerBox .navLeft ul li.active {
  color: #fefbc6;
  font-weight: 600;
}
.aboutus .centerBox .navLeft ul li:hover::before,
.aboutus .centerBox .navLeft ul li.active::before {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.15rem;
  width: 17.44rem;
  height: 0.25rem;
  background: url(../images/aboutus-line.png) no-repeat center center;
  background-size: cover;
}
.aboutus .centerBox .navLeft::before {
  content: "";
  position: absolute;
  left: 0;
  bottom: -17.19rem;
  width: 18.75rem;
  height: 17.19rem;
  background: url(../images/aboutus-nav.png) no-repeat center center;
  background-size: cover;
}
.aboutus .centerBox .contentRight {
  flex: 1;
  padding-top: 3.13rem;
}
.aboutus .centerBox .contentRight .contentList li.active {
  display: block;
}
.aboutus .centerBox .contentRight .contentList li {
  display: none;
}
.aboutus .centerBox .contentRight .contentList li .title {
  font-family: Microsoft YaHei;
  font-weight: bold;
  font-size: 1.88rem;
  color: #0050a0;
  padding-left: 1.88rem;
  padding-bottom: 0.6rem;
  position: relative;
  margin-bottom: 3rem;
}
.aboutus .centerBox .contentRight .contentList li .title::before {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0rem;
  width: 33.75rem;
  height: 0.06rem;
  background: url(../images/aboutus-titleline.png) no-repeat center center;
  background-size: cover;
}
.aboutus .centerBox .contentRight .contentList li .content {
  font-family: Microsoft YaHei;
  font-weight: 400;
  font-size: 1rem;
  color: #4a4e58;
  text-align: justify;
  padding-left: 1.88rem;
  line-height: 2rem;
  text-indent: 2em;
  position: relative;
  z-index: 999;
  margin-bottom: 3rem;
}
.aboutus .centerBox .contentRight .contentList li .picList {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-evenly;
  align-items: center;
  margin-top: 3rem;
  margin-bottom: 3rem;
  position: relative;
  z-index: 999;
}
.aboutus .centerBox .contentRight .contentList li .picList .imgli {
  width: 17.5rem;
  height: 25.63rem;
  background: #ffffff;
  border: 1px solid #f1f2f7;
  box-sizing: border-box;
  padding-top: 1.24rem;
}
.aboutus .centerBox .contentRight .contentList li .picList .imgli img {
  width: 14.13rem;
  height: 18.75rem;
  margin: 0 auto;
  display: block;
}
.aboutus .centerBox .contentRight .contentList li .picList .imgli p {
  font-family: Microsoft YaHei;
  font-weight: 400;
  font-size: 0.9rem;
  color: #4a4e58;
  text-align: center;
  padding-top: 1.25rem;
}
.aboutus .centerBox .contentRight .contentList li .presidentsList {
  display: flex;
  flex-wrap: wrap;
  flex-direction: row;
  justify-content: space-around;
  cursor: pointer;
  position: relative;
  z-index: 999;
}
.aboutus .centerBox .contentRight .contentList li .presidentsList .presidentItem {
  width: 16.06rem;
  height: 32.75rem;
  text-align: center;
  margin-bottom: 3.81rem;
}
.aboutus .centerBox .contentRight .contentList li .presidentsList .presidentItem:hover {
  box-shadow: 0rem 0rem 1rem 0rem rgba(0, 0, 0, 0.1);
}
.aboutus .centerBox .contentRight .contentList li .presidentsList .presidentItem img {
  width: 16.06rem;
  margin-bottom: 1.25rem;
}
.aboutus .centerBox .contentRight .contentList li .presidentsList .presidentItem .nameen {
  font-family: Microsoft YaHei;
  font-weight: bold;
  font-size: 1rem;
  color: #4a4e58;
  margin-bottom: 0.69rem;
}
.aboutus .centerBox .contentRight .contentList li .presidentsList .presidentItem .namech {
  font-family: Microsoft YaHei;
  font-weight: bold;
  font-size: 1rem;
  color: #4a4e58;
  margin-bottom: 0.5rem;
  line-height: 1.5rem;
}
.aboutus .centerBox .contentRight .contentList li .presidentsList .presidentItem .date {
  font-family: Microsoft YaHei;
  font-weight: 400;
  font-size: 1.13rem;
  color: #4a4e58;
}
.aboutus .centerBox .contentRight .contentList li .tableImg {
  width: 66.56rem;
  height: auto;
  display: block;
  margin: 3rem auto;
  position: relative;
  z-index: 999;
}
.aboutus .centerBox .contentRight .contentList li .backgroundBox2 {
  position: absolute;
  width: 100vw;
  right: 0;
  height: 23.5rem;
  background: linear-gradient(180deg, #ccd2e3 0%, rgba(204, 210, 227, 0.5) 100%);
  z-index: 0;
}
.aboutus .centerBox .contentRight .contentList li .backgroundBox3 {
  position: absolute;
  width: 100vw;
  right: 0;
  height: 28rem;
  background: linear-gradient(180deg, #ccd2e3 0%, rgba(204, 210, 227, 0.5) 100%);
  z-index: 0;
}
.aboutus .centerBox .contentRight .contentList li .title2 {
  font-family: Microsoft YaHei;
  font-weight: bold;
  font-size: 1rem;
  color: #0050a0;
  position: relative;
  z-index: 999;
  width: 37.5rem;
  height: 3.75rem;
  line-height: 3.75rem;
  box-sizing: border-box;
  padding-left: 3.13rem;
  background: #f0f1f7;
  border-radius: 0rem 0rem 3.75rem 0rem;
  margin-bottom: 1.87rem;
}
.aboutus .centerBox .contentRight .contentList li .title2::before {
  content: "";
  position: absolute;
  width: 0.5rem;
  height: 1.5rem;
  background: #0050a0;
  top: 50%;
  left: 1.5rem;
  transform: translateY(-50%);
}
.aboutus .centerBox .contentRight .contentList li .councilList {
  width: 100%;
  position: relative;
  z-index: 999;
  display: flex;
  flex-direction: column;
  flex-wrap: nowrap;
  justify-content: flex-start;
  align-items: center;
}
.aboutus .centerBox .contentRight .contentList li .councilList .councilItem {
  width: 100%;
  height: 6.25rem;
  border-bottom: 1px solid #f0f1f7;
  position: relative;
}
.aboutus .centerBox .contentRight .contentList li .councilList .councilItem p {
  position: absolute;
  top: 50%;
  left: 0;
  transform: translateY(-50%);
  font-family: Microsoft YaHei;
  font-weight: 400;
  font-size: 1rem;
  color: #4a4e58;
  text-align: justify;
  padding-left: 2.63rem;
  line-height: 1.5rem;
}
.aboutus .centerBox .contentRight .contentList li .councilList .councilItem p::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 1.25rem;
  height: 1.25rem;
  background: #f0f1f7;
}
.aboutus .centerBox .contentRight .contentList li .H18 {
  margin-bottom: 18rem;
}
.aboutus .centerBox .contentRight .contentList li .table-container {
  width: 69.38rem;
  margin: 0 auto 7rem auto;
  background-color: #f9f9f9;
}
.aboutus .centerBox .contentRight .contentList li .table-container .row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 5rem;
  border-bottom: 2px solid #ccd2e3;
}
.aboutus .centerBox .contentRight .contentList li .table-container .row:last-child {
  border-bottom: none;
}
.aboutus .centerBox .contentRight .contentList li .table-container .row:nth-child(odd) span {
  background: #f0f1f7;
}
.aboutus .centerBox .contentRight .contentList li .table-container .row span {
  position: relative;
  padding: 0 20px;
  flex: 1;
  text-align: center;
  font-family: Microsoft YaHei;
  font-weight: 400;
  font-size: 1rem;
  color: #4a4e58;
  display: block;
  width: 100%;
  height: 100%;
  line-height: 5rem;
}
.aboutus .centerBox .contentRight .contentList li .table-container .row span::after {
  content: "";
  position: absolute;
  top: 50%;
  right: 0;
  transform: translateY(-50%);
  width: 2px;
  height: 60%;
  background-color: #e0e0e0;
}
.aboutus .centerBox .contentRight .contentList li .table-container .row span:last-child::after {
  display: none;
}
.aboutus .centerBox .contentRight .contentList li .specialized-committees {
  width: 69.38rem;
  position: relative;
  margin: 0 auto;
  border-collapse: collapse;
  margin-bottom: 3.75rem;
}
.aboutus .centerBox .contentRight .contentList li .specialized-committees thead tr {
  height: 3.75rem;
  background-color: #004a9e;
  text-align: left;
}
.aboutus .centerBox .contentRight .contentList li .specialized-committees thead th {
  border-right: 1px solid #ddd;
  text-align: center;
  font-family: Microsoft YaHei;
  font-weight: bold;
  font-size: 1rem;
  color: #ffffff;
  font-weight: 800;
}
.aboutus .centerBox .contentRight .contentList li .specialized-committees tbody tr:nth-child(even) {
  background: #f0f1f7;
}
.aboutus .centerBox .contentRight .contentList li .specialized-committees tbody td {
  height: 3.75rem;
  padding: 10px;
  color: #333;
}
.aboutus .centerBox .contentRight .contentList li .specialized-committees tbody td:first-child {
  width: 6.25rem;
  text-align: center;
}
.aboutus .centerBox .contentRight .contentList li .secretariat {
  margin-left: 1.88rem;
  box-sizing: border-box;
  width: 43.75rem;
}
.aboutus .centerBox .contentRight .contentList li .secretariat2 {
  margin-left: 1.88rem;
  box-sizing: border-box;
  width: calc(100% - 1.88rem);
  margin-bottom: 2.5rem;
}