img,
video {
  max-width: 100%;
}

a:hover,
a:focus {
  text-decoration: none;
}

.container {
  width: 1200px;
}

@media (max-width: 1000px) {
  .container {
    width: 100%;
  }
}

section {
  padding-top: 50px;
  padding-bottom: 50px;
}

@media (max-width: 1000px) {
  section {
    padding-top: 25px;
    padding-bottom: 25px;
  }
}

.sjjc-banner {
  background-image: url(https://src.fanruan.com/2023-website/2023-sem/sem-fdl/sjsj-banner.jpg);
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
  padding-top: 125px;
  padding-bottom: 130px;
}

@media (max-width: 1000px) {
  .sjjc-banner {
    padding-bottom: 50px;
  }
}

.sjjc-banner h3 {
  font-family: PingFang SC;
  font-size: 32px;
  font-weight: 400;
  line-height: 40px;
  color: #273755;
  margin-top: 0;
  margin-bottom: 0;
}

@media (max-width: 1000px) {
  .sjjc-banner h3 {
    font-size: 20px;
    line-height: 30px;
  }
}

.sjjc-banner h2 {
  font-family: PingFang SC;
  font-size: 88px;
  font-weight: 600;
  line-height: 96px;
  letter-spacing: 0px;
  color: #273755;
  margin-top: 0;
  margin-bottom: 30px;
}

@media (max-width: 1000px) {
  .sjjc-banner h2 {
    font-size: 36px;
    line-height: 40px;
    margin-bottom: 15px;
  }
}

.sjjc-banner p {
  font-family: PingFang SC;
  font-size: 16px;
  font-weight: 400;
  line-height: 24px;
  letter-spacing: 0px;
  color: rgba(39, 55, 85, 0.6);
  max-width: 549px;
  margin-bottom: 15px;
}

@media (max-width: 1000px) {
  .sjjc-banner p {
    font-size: 14px;
    line-height: 20px;
  }
}

.sjjc-banner .tags {
  display: flex;
  align-items: center;
  margin-bottom: 48px;
}

@media (max-width: 1000px) {
  .sjjc-banner .tags {
    margin-bottom: 30px;
  }
}

.sjjc-banner .tags span {
  font-family: PingFang SC;
  font-size: 14px;
  font-weight: 400;
  line-height: 20px;
  padding: 2px 12px 2px 12px;
  color: #136bed;
  border-radius: 20px;
  background: rgba(19, 107, 237, 0.1);
  margin-right: 12px;
}

@media (max-width: 1000px) {
  .sjjc-banner .tags span {
    font-size: 12px;
    margin-right: 6px;
  }
}

.sjjc-banner .tags span:last-of-type {
  margin-right: 0;
}

.sjjc-banner .a-box {
  display: flex;
  align-items: center;
}

.sjjc-banner .a-box a:first-of-type {
  width: 240px;
  height: 56px;
  top: 496px;
  left: 375px;
  padding: 14px 20px 14px 24px;
  border-radius: 4px;
  background-color: #136bed;
  margin-right: 15px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: PingFang SC;
  font-size: 20px;
  font-weight: 600;
  line-height: 28px;
  letter-spacing: 0px;
  color: #ffffff;
}

.sjjc-banner .a-box a:first-of-type:hover {
  background: linear-gradient(259deg, #1F88E5 0%, #1B91E6 27%, #11A8E7 48%, #0972E9 74%, #0069EA 100%);
  background-size: 400% 400%;
  -webkit-animation: gradientBG 4s ease infinite;
  animation: gradientBG 4s ease infinite;
}

@media (max-width: 1000px) {
  .sjjc-banner .a-box a:first-of-type {
    width: 120px;
    height: 45px;
    font-size: 14px;
    justify-content: center;
    padding: 0;
    text-align: center;
    line-height: 45px;
  }
}

.sjjc-banner .a-box a:first-of-type img {
  width: 26px;
}

@media (max-width: 1000px) {
  .sjjc-banner .a-box a:first-of-type img {
    display: none;
  }
}

.sjjc-banner .a-box a:last-of-type:hover {
  background: linear-gradient(90deg, #FFFFFF 0%, #ECF4FF 42%, #D1E6FF 50%, #EBF4FF 59%, #FFFFFF 100%);
  background-size: 400% 400%;
  -webkit-animation: gradientBG9 4s ease infinite;
  animation: gradientBG 4s ease infinite;
}

.sjjc-banner .a-box a:last-of-type {
  width: 144px;
  height: 56px;
  padding: 14px 24px 14px 24px;
  border-radius: 4px;
  background-color: #ffffff;
  font-family: PingFang SC;
  font-size: 20px;
  font-weight: 600;
  letter-spacing: 0px;
  text-align: center;
  color: #136bed;
}

@media (max-width: 1000px) {
  .sjjc-banner .a-box a:last-of-type {
    width: 120px;
    height: 45px;
    font-size: 14px;
    padding: 0;
    text-align: center;
    line-height: 45px;
  }
}

.sjjc-title {
  margin-bottom: 50px;
}

@media (max-width: 1000px) {
  .sjjc-title {
    margin-bottom: 25px;
  }
}

.sjjc-title h2 {
  font-family: PingFang SC;
  font-size: 32px;
  font-weight: 500;
  line-height: 44px;
  letter-spacing: 0px;
  text-align: center;
  margin-top: 0;
  margin-bottom: 0;
  color: #273755;
}

@media (max-width: 1000px) {
  .sjjc-title h2 {
    font-size: 18px;
    line-height: 24px;
  }
}

.sjjc-wt {
  padding-top: 100px;
}

@media (max-width: 1000px) {
  .sjjc-wt {
    padding-top: 50px;
  }
}

.sjjc-wt .sjjc-title {
  margin-bottom: 30px;
}

@media (max-width: 1000px) {
  .sjjc-wt .sjjc-title {
    margin-bottom: 25px;
  }
}

.sjjc-wt .tags {
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom: 40px;
}

@media (max-width: 1000px) {
  .sjjc-wt .tags {
    flex-wrap: wrap;
    margin-bottom: 15px;
  }
}

.sjjc-wt .tags span {
  font-family: PingFang SC;
  font-size: 14px;
  font-weight: 400;
  line-height: 20px;
  padding: 2px 12px 2px 12px;
  color: #136bed;
  border-radius: 20px;
  background: rgba(19, 107, 237, 0.1);
  margin: 0 6px;
}

@media (max-width: 1000px) {
  .sjjc-wt .tags span {
    font-size: 12px;
    margin-bottom: 6px;
  }
}

.sjjc-wt .wt-img {
  margin-bottom: 60px;
}

@media (max-width: 1000px) {
  .sjjc-wt .wt-img {
    margin-bottom: 15px;
  }
}

.sjjc-wt .list {
  display: flex;
  justify-content: space-between;
}

@media (max-width: 1000px) {
  .sjjc-wt .list {
    flex-wrap: wrap;
    align-items: unset;
  }
}

.sjjc-wt .list .item {
  width: calc((100% - 90px) / 4);
  border-radius: 8px;
  border: 1px solid rgba(152, 163, 183, 0.2);
  padding: 38px 42px 42px;
}

@media (max-width: 1000px) {
  .sjjc-wt .list .item {
    width: 50%;
    padding: 20px 15px;
  }
}

.sjjc-wt .list .item img {
  width: 64px;
  margin: 0 auto 30px;
  display: block;
}

@media (max-width: 1000px) {
  .sjjc-wt .list .item img {
    width: 32px;
    margin-bottom: 15px;
  }
}

.sjjc-wt .list .item h3 {
  margin-top: 0;
  font-family: PingFang SC;
  font-size: 20px;
  font-weight: 600;
  line-height: 30px;
  text-align: center;
  margin-bottom: 8px;
  color: #273755;
}

@media (max-width: 1000px) {
  .sjjc-wt .list .item h3 {
    font-size: 14px;
    line-height: 28px;
    margin-bottom: 0;
  }
}

.sjjc-wt .list .item p {
  font-family: PingFang SC;
  font-size: 12px;
  font-weight: 400;
  line-height: 20px;
  letter-spacing: 0px;
  text-align: justified;
  margin-bottom: 0;
  color: rgba(39, 55, 85, 0.6);
}

.sjjc-cj {
  padding-bottom: 0;
}

.sjjc-cj .top {
  box-shadow: 0px 6px 8px 0px rgba(33, 48, 62, 0.04);
  position: relative;
  z-index: 2;
}

.sjjc-cj .top .tab-tit {
  display: flex;
  justify-content: center;
  align-items: center;
}

@media (max-width: 1000px) {
  .sjjc-cj .top .tab-tit {
    justify-content: flex-start;
  }
}

.sjjc-cj .top .tab-tit .item {
  font-family: PingFang SC;
  font-size: 18px;
  font-weight: 400;
  line-height: 26px;
  letter-spacing: 0px;
  padding: 0 24px 15px;
  margin: 0 20px;
  cursor: pointer;
  position: relative;
  width: auto;
  color: #273755;;
}

@media (max-width: 1000px) {
  .sjjc-cj .top .tab-tit .item {
    padding: 0 10px 15px;
    margin: 0 5px;
    font-size: 14px;
    line-height: 20px;
  }
}
.sjjc-cj .top .tab-tit .item.active{
  color: #136bed;
}
.sjjc-cj .top .tab-tit .item.active:after {
  content: "";
  display: block;
  width: 100%;
  height: 4px;
  background: #136bed;
  position: absolute;
  left: 0;
  bottom: 0;
}

@media (max-width: 1000px) {
  .sjjc-cj .top .tab-tit .item.active:after {
    height: 2px;
  }
}

.sjjc-cj .bottom {
  background-color: #eff5ff;
  padding-top: 32px;
  padding-bottom: 60px;
  text-align: center;
}

@media (max-width: 1000px) {
  .sjjc-cj .bottom {
    padding-top: 15px;
    padding-bottom: 40px;
  }
}

.sjjc-cj .bottom .item {
  display: none;
}

.sjjc-cj .bottom .item.active {
  display: block;
}

.sjjc-cj .bottom p {
  display: inline-block;
  font-family: PingFang SC;
  font-size: 18px;
  font-weight: 400;
  line-height: 26px;
  letter-spacing: 0px;
  color: #273755;
  padding: 16px 80px 16px 80px;
  border-radius: 100px;
  background: rgba(19, 107, 237, 0.1);
  box-shadow: 0px 0px 30px 0px rgba(30, 61, 89, 0.08) inset;
  margin-bottom: 32px;
}

@media (max-width: 1000px) {
  .sjjc-cj .bottom p {
    padding: 6px 15px;
    width: 100%;
    margin-bottom: 15px;
    font-size: 12px;
  }
}

.sjjc-cj .bottom .img {
  background: #fff;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0px 0px 10px 4px rgba(0, 82, 159, 0.08);
}

.sjjc-cj .bottom p span {
  color: #136bed;
  font-weight: 600;
}

.sjjc-sq {
  padding-bottom: 120px;
}

@media (max-width: 1000px) {
  .sjjc-sq {
    padding-bottom: 50px;
  }
}

.sjjc-sq .sjjc-title {
  margin-bottom: 100px;
}

@media (max-width: 1000px) {
  .sjjc-sq .sjjc-title {
    margin-bottom: 25px;
  }
}

.sjjc-sq .sq-list {
  display: flex;
  justify-content: space-between;
}

@media (max-width: 1000px) {
  .sjjc-sq .sq-list {
    flex-wrap: wrap;
  }
}

.sjjc-sq .sq-list .jt {
  position: relative;
  top: 20px;
  display: flex;
}

@media (max-width: 1000px) {
  .sjjc-sq .sq-list .jt {
    display: none;
  }
}

@-webkit-keyframes indedx_design_arrow-move {
  0% {
    left: 0%;
    opacity: 0;
  }

  60% {
    opacity: 1;
  }

  to {
    opacity: 0;
  }
}

@-moz-keyframes indedx_design_arrow-move {
  0% {
    left: 0%;
    opacity: 0;
  }

  60% {
    opacity: 1;
  }

  to {
    opacity: 0;
  }
}

@keyframes indedx_design_arrow-move {
  0% {
    left: 0%;
    opacity: 0;
  }

  60% {
    opacity: 1;
  }

  to {
    opacity: 0;
  }
}

.sjjc-sq .sq-list .ijt .arrow {
  position: absolute;
  top: 50%;
  left: 60%;
  transform: translate3d(-50%, -50%, 0);
  transform-origin: 50% 50%;
}

.sjjc-sq .sq-list .jt .arrow>em {
  width: 24px;
  height: 24px;
  display: inline-block;
  border-left: 3px solid #136bed;
  border-top: 3px solid #136bed;
  -webkit-transform: rotate(-225deg) !important;
  transform: rotate(-225deg) !important;
}

.sjjc-sq .sq-list .jt .arrow:nth-child(1) {
  animation: indedx_design_arrow-move 3s ease-in-out infinite;
}

.sjjc-sq .sq-list .jt .arrow:nth-child(2) {
  animation: indedx_design_arrow-move 3s ease-in-out 1s infinite;
}

.sjjc-sq .sq-list .jt .arrow:nth-child(3) {
  animation: indedx_design_arrow-move 3s ease-in-out 2s infinite;
}

.sjjc-sq .sq-list .item {
  text-align: center;
}

@media (max-width: 1000px) {
  .sjjc-sq .sq-list .item {
    width: 100%;
    margin-bottom: 15px;
  }
}

.sjjc-sq .sq-list .item img {
  width: 56px;
  margin-bottom: 30px;
}

@media (max-width: 1000px) {
  .sjjc-sq .sq-list .item img {
    width: 30px;
    margin-bottom: 15px;
  }
}

.sjjc-sq .sq-list .item h4 {
  margin-top: 0;
  margin-bottom: 5px;
  font-family: PingFang SC;
  font-size: 18px;
  font-weight: 600;
  line-height: 26px;
  color: #273755;
}

@media (max-width: 1000px) {
  .sjjc-sq .sq-list .item h4 {
    font-size: 14px;
    margin-bottom: 0;
  }
}

.sjjc-sq .sq-list .item p {
  margin-bottom: 0;
  font-family: PingFang SC;
  font-size: 16px;
  font-weight: 400;
  line-height: 24px;
  color: #273755;
}

@media (max-width: 1000px) {
  .sjjc-sq .sq-list .item p {
    font-size: 12px;
    margin-bottom: 0;
  }
}

.sjjc-sq .sq-list .item:hover h4,
.sjjc-sq .sq-list .item:hover p {
  color: #136bed;
}

.sjjc-kh {
  background: #fff;
  padding-top: 60px;
  padding-bottom: 80px;
  /* padding-left: 100px;
  padding-right: 100px; */
}

@media (max-width: 1000px) {
  .sjjc-kh {
    padding-top: 50px;
    padding-bottom: 40px;
    padding-left: 0;
    padding-right: 0;
  }
}

@media (max-width: 1000px) {
  .sjjc-kh .title {
    margin-bottom: 20px;
  }
}

.sjjc-kh .list {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
}

@media (max-width: 1000px) {
  .sjjc-kh .list {
    justify-content: space-between;
  }
}

.sjjc-kh .list .item {
  width: 216px;
  margin-right: 22px;
  height: 86px;
  border-radius: 8px 8px 8px 8px;
  text-align: center;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 19px;
  position: relative;
  overflow: hidden;
  cursor: pointer;
  box-shadow: 0px 2px 8px rgba(33, 48, 62, 0.08);
}

@media (max-width: 1000px) {
  .sjjc-kh .list .item {
    width: 48%;
    margin-right: 0;
    margin-bottom: 15px;
  }
}

.sjjc-kh .list .item img {
  max-height: 84px;
  transition: all 0.3s;
}
.sjjc-kh .list .item:hover img{
  filter: blur(8px);
}
@media (max-width: 1000px) {
  .sjjc-kh .list .item img {
    max-height: 55px;
  }
}

.sjjc-kh .list .item:nth-of-type(5n) {
  margin-right: 0;
}

.sjjc-kh .list .item .txt {
  position: absolute;
  opacity: 0;
  background: rgba(15, 71, 155, 0.62);
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  transition: all 0.5s;
  font-size: 18px;
  font-weight: 300;
  color: #FFFFFF;
  line-height: 86px;
  text-align: center;
}

@media (max-width: 1000px) {
  .sjjc-kh .list .item .txt {
    font-size: 14px;
  }
}

.sjjc-kh .list .item:hover .txt {
  opacity: 1;
}

.sjjc-kh .list {
  flex-wrap: inherit;
}

.kh-swiper {
  overflow: hidden;
      padding-top: 5px;
}

.kh-swiper .swiper-wrapper {
  transition-timing-function: linear;
}

.sjjc-kh .sw-box {
  position: relative;
}

.sw-box .swiper_case_prev {
  height: 100%;
  width: 212px;
  top: 0;
  left: 0;
  margin-top: 0;
  background: linear-gradient(90deg, #FFFFFF 0%, #FFFFFF 60%, rgba(255, 255, 255, 0) 100%);
}

.sw-box .swiper_case_next {
  height: 100%;
  width: 212px;
  top: 0;
  right: 0;
  margin-top: 0;
  background: linear-gradient(270deg, #FFFFFF 0%, #FFFFFF 60%, rgba(255, 255, 255, 0) 100%);
}

@media (max-width: 960px) {
  .sw-box .swiper_case_prev {
    display: none;
  }
  .sw-box .swiper_case_next {
    display: none;
  }
}

.sjjc-case {
  background-image: url(https://src.fanruan.com/2023-website/2023-sem/sem-fdl/case-bg01.png);
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
}

.sjjc-case .case-box {
  position: relative;

}

.sjjc-case .case-box .swiper-wrapper {
  display: flex;
  align-items: center;
}

.sjjc-case .case-box .swiper-slide {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background-color: #ffffff;
  padding: 54px 100px 54px 54px;
  opacity: 1;
}

@media (max-width: 1000px) {
  .sjjc-case .case-box .swiper-slide {
    flex-direction: column;
  }
}



@media (max-width: 1000px) {
  .sjjc-case .case-box .swiper-slide p {
    display: block;
  }
}


@media (max-width: 1000px) {
  .sjjc-case .case-box .swiper-slide-active {
    padding: 25px;
  }
}



.sjjc-case .case-box .swiper-slide p {
  display: block;
 font-family: PingFang SC;
font-size: 16px;
font-weight: 500;
line-height: 26px;
letter-spacing: 0px;
text-align: left;

  text-align: left;
  color: #273755;
  width: calc(100% - 300px);
}

@media (max-width: 1000px) {
  .sjjc-case .case-box .swiper-slide-active p {
    text-align: center;
    font-size: 14px;
    line-height: 24px;
  }
}

.sjjc-case .case-box .swiper_prev {
  background-image: url(https://src.fanruan.com/2023-website/2023-sem/sem-fdl/sjsj-left.png);
  width: 35px;
  height: 35px;
  background-size: 35px;
  z-index: 99;
  left: 25px;
}
.sjjc-case .case-box .swiper_prev:hover{
  background-image: url(https://src.fanruan.com/2023-website/2023-sem/sem-fdl/sjsj-left-hover.png);
}
@media (max-width: 1000px) {
  .sjjc-case .case-box .swiper_prev {
    width: 20px;
    height: 20px;
    background-size: 20px;
    left: 0;
  }
}

.sjjc-case .case-box .swiper_next {
  background-image: url(https://src.fanruan.com/2023-website/2023-sem/sem-fdl/sjsj-right.png);
  width: 35px;
  height: 35px;
  background-size: 35px;
  z-index: 99;
  right: 25px;
}
.sjjc-case .case-box .swiper_next:hover{
  background-image: url(https://src.fanruan.com/2023-website/2023-sem/sem-fdl/sjsj-right-hover.png);
}
@media (max-width: 1000px) {
  .sjjc-case .case-box .swiper_next {
    width: 20px;
    height: 20px;
    background-size: 20px;
    right: 0;
  }
}


@-webkit-keyframes gradientBG {
  0% {
    background-position: 0 50%
  }

  50% {
    background-position: 100% 50%
  }

  to {
    background-position: 0 50%
  }
}

@keyframes gradientBG {
  0% {
    background-position: 0 50%
  }

  50% {
    background-position: 100% 50%
  }

  to {
    background-position: 0 50%
  }
}

.sjjc-case .case-box .case-swiper{
  width: 925px;
  margin: 0 auto;
  box-shadow: 0px 0px 40px 0px rgba(19, 92, 161, 0.09);
  border-radius: 8px;
}

.sjjc-case .case-box .case-swiper .item img{
  height: 110px;
  max-width: 200px;
}

@media (max-width: 1000px) {
  .sjjc-case .case-box .case-swiper{
    width: 100%;
    margin: 0 auto;
    box-shadow: 0px 0px 40px 0px rgba(19, 92, 161, 0.09);
    border-radius: 8px;
  }
  .sjjc-case .case-box .swiper-slide p {
   font-size: 14px;
   width: 100%;
  }
  .sjjc-case .case-box .swiper-slide{
    padding: 25px;
  }
}