.ibb_txt_content .itc_son {
  margin-top: 15px;
}

.index_bottom {
  display: flex;
  justify-content: space-between;
  width: 100%;
  height: 50px;
  border-bottom: 1px solid #c0c0c0;
}

.index_bottom * {
  line-height: 50px;
}

.index_bottom p {
  font-size: 18px;
  font-weight: bold;
  color: #333;
  margin-right: 50px;
}

.index_bottom_tab {
  display: flex;
  justify-content: start;
  align-items: center;
  height: 50px;
  flex: 1;
}

.index_bottom_tab span {
  cursor: pointer;
  font-size: 16px;
  color: #333;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
  margin-right: 46px;
}

.index_bottom_tab .ibt_checked {
  color: #0168b7;
}

.ibt_checked::after {
  display: flex;
  content: "";
  width: 40px;
  height: 3px;
  background: #0168B7;
  border-radius: 2px;
  position: absolute;
  bottom: 0;
}

.index_bottom a {
  font-size: 12px;
  color: #004499;
}

.index_bottom_box {
  width: 100%;
}

.ibb_tab {
  margin: 28px 0 8px;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  justify-content: flex-start;
}

.ibb_tab span {
  padding: 0 20px;
  min-width: 50px;
  height: 40px;
  background: #F2F2F2;
  border-radius: 20px;
  font-size: 16px;
  color: #333;
  line-height: 40px;
  text-align: center;
  margin-right: 20px;
  margin-bottom: 20px;
  cursor: pointer;
}

.ibb_tab .ibbtab_checked {
  background: #DBE7FF;
  color: #0168B7;
}

.ibb_bnr {
  width: 100%;
  height: 110px;
  display: flex;
  justify-content: space-between;
}

.ibb_bnr>div {
  overflow: hidden;
  width: 400px;
  height: 110px;
  box-sizing: border-box;
  padding: 20px 30px;
  position: relative;
  box-shadow: 0px 0px 10px 0px rgba(106, 110, 117, 0.22);
}

.ibb_bnr_one {
  display: flex;
  align-items: center;
  justify-content: start;
}

.ibb_bnr_one img {
  width: 70px;
  height: 70px;
  margin-right: 24px;
}

.ibb_bnr_one>a {
  display: block;
  width: 36px;
  height: 36px;
  background: url(/statics/files/img/ibb_video.png) no-repeat;
  background-size: 100%;
  position: absolute;
  bottom: -8px;
  right: -6px;
}

.ibb_txt {
  flex: 1;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.ibb_txt p {
  font-size: 16px;
  font-weight: bold;
  color: #333;
  line-height: 16px;
}

.ibb_txt p a {
  color: #f00;
  margin-left: 18px;
}

.ibb_txt span:nth-child(2) {
  position: relative;
  top: -3px;
}

.ibb_txt span {
  font-size: 12px;
  color: #666;
}

.ibb_bnr_two {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.ibb_bnr_two p {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.ibb_bnr_two p:first-child {
  font-size: 16px;
  font-weight: bold;
  color: #333;
  line-height: 16px;
}

.ibb_bnr_two p:first-child a {
  font-size: 12px;
  color: #AFAFAF;
  font-weight: initial;
}

.ibb_bnr_two p:nth-child(2),
.ibb_bnr_two p:last-child {
  font-size: 14px;
  color: #FF2B2B;
  background: url(/statics/files/img/ibb_yearbg.png) no-repeat;
  background-position: 0;
  text-indent: 1.2em;
  line-height: 14px;
}

.ibb_minbtn {
  display: flex;
  align-items: center;
  justify-content: end;
}

.ibb_minbtn a {
  margin-left: 16px;
  text-indent: 0;
  color: #666;
}

.ibb_bnr_two p:nth-child(2) {
  position: relative;
  bottom: -3px;
}

.itc_son {
  display: none;
  flex-wrap: wrap;
  align-content: flex-start;
  justify-content: space-between;
  margin-top: 38px;
  width: 100%;
  height: 195px;
}

.itc_son:first-child {
  display: flex;
}

.itc_son li {
  display: flex;
  align-items: center;
  font-size: 14px;
  color: #2C2C2C;
  line-height: 15px;
  text-indent: .6em;
  margin-bottom: 24px;
  width: 390px;
}

.itc_son li a {
  width: 100%;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
}

.itc_son li::before {
  display: block;
  content: "";
  width: 6px;
  height: 6px;
  background: #3C3C3C;
  border-radius: 50%;
}

.ibb_father>div {
  display: none;
}

.ibb_father>div:first-child {
  display: block;
}