body {
  --var-gap: 20px;
  --section-gap: 100px;
  --text-box-width: 500px;
  --text-box-height: 375px;
  --text-box-radius: 16px;
  --text-title-size: 48px;
  --text-desc-size: 24px;
  --image-width-1: 250px;
  --image-height-1: 250px;
  --image-width-2: 430px;
  --image-height-2: 320px;
  --image-width-3: 265px;
  --image-height-3: 380px;
}
.banner {
  width: 100%;
  position: relative;
  font-size: 0;
}
.banner-title {
  /*margin-top: 6.7%;*/
  width: 100%;
  position: absolute;
  top: 50%;
  transform: translate(0, -50%);
  font-size: 5.4rem;
  color: white;
  line-height: 1.2;
  font-weight: bold;
}
.banner-mob {
  width: 100%;
}
.container {
  max-width: 1200px;
  padding: 0;
}
.tab-title .container {
  display: flex;
  align-items: center;
}
.tab-item {
  font-size: 24px;
  color: #818181;
  width: 50%;
  position: relative;
  cursor: pointer;
}
.tab-item span {
  display: inline-block;
  padding: 48px 0 30px;
}
.tab-item.cur span,
.tab-item:hover span {
  color: #000;
}
.tab-item span:after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 25%;
  opacity: 0;
  width: 100%;
  height: 3px;
  transition: all 0.3s;
  background: #dc000c;
  width: 50%;
}
.tab-item.cur span:after,
.tab-item:hover span:after {
  opacity: 1;
}
.tab-content{
  display: none;
}
.main-content {
  background: #f5f5f6;
  padding-bottom: 1px;
}
.content-core {
  padding: 10rem 0;
  width: 850px;
  margin: 0 auto;
  text-align: center;
}
.core-title {
  font-size: var(--text-title-size);
  margin-bottom: 3.2rem;
  font-weight: bold;
  /* animation: fadeInBottom cubic-bezier(0, 0.57, 0.23, 1) .8s forwards; */
}
.core-desc {
  font-size: var(--text-desc-size);
  /* animation: fadeInBottom .8s cubic-bezier(0, 0.57, 0.23, 1) .1s forwards; */
}
.anim-text {
  opacity: 0;
  transform: translateY(50px);
  transition: all 0.8s;
}
.anim-text.core-desc {
  transition-delay: 0.2s;
}
.show .anim-text {
  opacity: 1;
  transform: translateY(0);
}
.section {
  width: 100%;
  overflow: hidden;
}
.section-graph-text {
  position: relative;
  width: var(--text-box-width);
  margin: 0 auto var(--section-gap);
}
.section-graph-text .text-box {
  text-align: center;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  width: var(--text-box-width);
  height: var(--text-box-height);
  background-color: #fff;
  border-radius: var(--text-box-radius);
  margin-bottom: var(--var-gap);
}
.section-graph-text .text-box-title {
  font-size: var(--text-title-size);
  font-weight: bold;
  color: #e60012;
  line-height: 1.1;
}
.section-graph-text .text-box-desc {
  font-size: var(--text-desc-size);
  margin-top: 10px;
  line-height: 1.5;
}
.images {
  position: absolute;
  top: 0;
  width: var(--text-box-width);
  left: 50%;
  transform: translate(-50%, 0);
}
.images.fixed {
  position: fixed;
}
.left-images {
  position: absolute;
  right: calc(var(--var-gap) + var(--text-box-width));
  top: 0;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  /* justify-content: flex-end; */
}
.right-images {
  position: absolute;
  left: calc(var(--var-gap) + var(--text-box-width));
  top: 0;
}
.images img {
  max-width: 100%;
  display: block;
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}
.image-warp {
  position: relative;
  overflow: hidden;
  border-radius: var(--text-box-radius);
  margin-bottom: var(--var-gap);
}
.image-warp:last-child {
  margin-bottom: 0;
}
/* .left-images .image-warp{

} */
.image-warp-1 {
  width: var(--image-width-1);
  height: var(--image-height-1);
}
.image-warp-2 {
  width: var(--image-width-2);
  height: var(--image-height-2);
}
.image-warp-3 {
  width: var(--image-width-3);
  height: var(--image-height-3);
}
.images-mobile {
  display: none;
}
.section-response {
  width: 100%;
  overflow: hidden;
  position: relative;
  margin-bottom: 20px;
}
.bgc-image {
  position: relative;
  margin-left: 50%;
  transform: translate(-50%, 0);
}
.section-response-content {
  top: 200px;
  position: absolute;
  left: 0;
  width: 100%;
}
.section-response-warp {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
}
.section-response-content h2 {
  font-size: 4.8rem;
  font-weight: bold;
  margin-bottom: 24px;
  margin-top: 0;
}
.section-response-detail {
  font-size: 1.8rem;
  display: flex;
  line-height: 1.6;
}
.section-response-detail p {
  width: 510px;
  margin-right: 100px;
  line-height: 2;
}
.response-number-item {
  display: flex;
  align-items: flex-end;
  margin-bottom: 28px;
}
.section-response-detail .response-number-count {
  font-size: 8.2rem;
  line-height: 1;
  margin-right: 12px;
  font-family: "Arial", "Microsoft Yahei";
}
.white.section-response {
  color: #fff;
}
.bgc-image-mob {
  display: none;
}

@media screen and (min-width: 1441px) {
  .banner {
    height: 500px;
    overflow: hidden;
  }
  .banner .banner-img {
    width: 1920px;
    height: 500px;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
  }
}
@media screen and (max-width: 1440px) {
  .banner .banner-img {
    width: 100%;
    height: auto;
  }
}
@media screen and (max-width: 1280px) {
  .tab-item span {
    padding: 36px 10px 24px;
  }
  .section-response-content {
    top: 148px;
  }
  .bgc-image {
    width: 1400px;
  }
  .section-response-warp {
    width: 82%;
  }
  .section-response-detail p {
    width: 50%;
    max-width: 490px;
  }
}
@media screen and (max-width: 1200px) {
  .tab-item.cur span:after {
    width: 80%;
    left: 10%;
  }
}
@media screen and (max-width: 1100px) {
  body {
    --var-gap: 20px;
    --section-gap: 100px;
    --text-box-width: 400px;
    --text-box-height: 300px;
    --text-box-radius: 16px;
    --text-title-size: 40px;
    --text-desc-size: 20px;
    /* --image-width-1: 200px;
    --image-height-1: 200px;
    --image-width-2: 344px;
    --image-height-2: 256px;
    --image-width-3: 212px;
    --image-height-3: 304px; */
  }
}
@media screen and (max-width: 1024px) {
  .tab-item span {
    padding: 28px 10px 18px;
  }
  .tab-item:hover span:after {
    opacity: 0;
  }
  .tab-item.cur:hover span:after {
    opacity: 1;
  }
  .content-core {
    width: 90%;
  }
  .section-response-content h2 {
    font-size: 6rem;
  }
  .culture-content p {
    margin-bottom: 6px;
  }
  .section-response-detail .response-number-count {
    font-size: 10rem;
  }
  .tab-item span {
    padding: 28px 10px 18px;
  }
  .section-response-content {
    top: 120px;
  }
  .section-response-content h2 {
    margin-bottom: 18px;
  }
  .response-number-item {
    margin-bottom: 20px;
  }
  .section-response-detail {
    font-size: 2.4rem;
  }
}
@media screen and (max-width: 768px) {
  body {
    --text-box-height: 60.8vw;
  }
  .images {
    display: none;
  }
  .images-mobile {
    display: flex;
    flex-wrap: wrap;
    width: 100%;
  }
  .section-graph-text {
    width: 100%;
  }
  .images-mobile img {
    display: block;
    max-width: 100%;
  }
  .section-graph-text {
    margin-bottom: 10rem;
  }
  .section-graph-text .text-box {
    width: 80%;
    max-width: 500px;
    margin: 24px auto 0;
  }
}
@media screen and (max-width: 767px) {
  body {
    --text-title-size: 7.5vw;
    --text-desc-size: 3.75vw;
  }
  .tab-item span:after {
    transition: none;
  }
  .tab-item.cur span:after {
    width: 60%;
    left: 20%;
  }
  .banner-title {
    /*display: none;*/
    text-align: center;
  }
  .tab-item {
    font-size: 16px;
  }
  .tab-item span {
    padding: 19px 10px 17px;
  }
  .tab-item.cur span:after {
    height: 2px;
  }
  .section-response-content h2 {
    font-size: 5rem;
  }
  .bgc-image {
    display: none;
  }
  .section-response-content {
    position: relative;
    top: 0;
    z-index: 2;
    padding: 54px 36px 0;
  }
  .section-response {
    background: #e7f7ff;
  }
  .section-response.two {
    background: #d1ecf7;
  }
  .section-response.three {
    background: #5696d1;
  }
  .section-response.four {
    background: #608cc9;
  }
  .section-response-warp {
    width: 100%;
  }
  .section-response-detail {
    display: block;
    font-size: 3rem;
    line-height: 1.4;
  }
  .section-response-detail p {
    width: 100%;
    max-width: 100%;
    font-size: 15px;
    margin-bottom: 0;
  }
  .section-response-number {
    display: flex;
    justify-content: space-between;
    width: 100%;
    position: absolute;
    top: 100%;
    margin-top: 20px;
    padding-right: 72px;
  }
  .section-response-detail .response-number-count {
    font-size: 9rem;
    margin-right: 4px;
  }
  .response-number-text {
    font-size: 13px;
  }
  .section-response-detail .s2 .response-number-count {
    font-size: 5rem;
  }
  .s2 .response-number-text {
    font-size: 12px;
    line-height: 1.2;
  }
  .response-number-item {
    width: 50%;
  }
  .bgc-image-mob {
    display: block;
    width: 100%;
    position: relative;
    z-index: 1;
  }
}
@media only screen and (max-width: 500px) {
  .tab-item.cur span:after {
    width: 80%;
    left: 10%;
  }
}
@media only screen and (max-width: 375px) {
  .tab-item {
    font-size: 13px;
  }
  .section-response-detail .response-number-count {
    font-size: 8rem;
  }
  .section-response-content {
    padding: 45px 5% 0;
    width: 100%;
  }
  .section-response-detail .response-number-count {
    font-size: 7rem;
  }
  .section-response-detail .s2 .response-number-count {
    font-size: 5rem;
  }
  .section-response-detail p {
    font-size: 13px;
    margin-bottom: -2px;
  }
}
@media only screen and (max-width: 320px) {
  .tab-item span {
    padding: 15px 0 13px;
  }
  .content-core {
    padding: 9vw 0;
  }
  .core-title {
    margin-bottom: 2.4rem;
  }
  .section-graph-text {
    margin-bottom: 9vw;
  }
  .section-graph-text .text-box {
    margin-top: 4.8vw;
  }
  .section-response-content h2 {
    font-size: 4rem;
  }
  .section-response-detail .response-number-count {
    font-size: 6rem;
  }
  .response-number-text {
    font-size: 12px;
  }
  .section-response-detail .s2 .response-number-count {
    font-size: 4.2rem;
  }
}