.slide-content-1-bottom-down {
  display: flex;
  justify-content: center;
  align-items: center;
}

.slide-content-1-bottom-down {
  display: flex;
  flex-direction: column;
  align-items: center;
  /*gap: 4px; !* 箭头之间的间距，可根据需要调整 *!*/
}

.slide-content-1-bottom-down svg,
.sc4-bottom-down svg {
  opacity: 0;
  animation: arrowBlink 1.5s infinite;
}

.slide-content-1-bottom-down svg:nth-child(1),
.sc4-bottom-down svg:nth-child(1) {
  animation-delay: 0s;
}

.slide-content-1-bottom-down svg:nth-child(2),
.sc4-bottom-down svg:nth-child(2) {
  animation-delay: 0.3s;
}

.slide-content-1-bottom-down svg:nth-child(3),
.sc4-bottom-down svg:nth-child(3) {
  animation-delay: 0.6s;
}

@keyframes arrowBlink {
  0% {
    opacity: 0;
  }
  50% {
    opacity: 1;
  }
  100% {
    opacity: 0;
  }
}

.area1 .slide-content-1-bottom-down {
  position: absolute;
  top: calc(100svh - 100px);
  left: 50%;
  transform: translateX(-50%);
}

*,
span,
div {
  font-family: "Microsoft YaHei", "PingFang SC" !important;
}
.jrs-line {
  width: 100%;
  box-sizing: border-box;
  padding: 0 50px;
  height: 100svh;
  position: absolute;
  left: 0;
  top: 0px;
  z-index: 10;

  max-width: 1920px !important;
  margin: 0 auto !important;
  left: 50% !important;
  transform: translateX(-50%) !important;
}

.jrs-linem,
.jrs-line {
  display: flex;
}

.jrs-linem,
.jrs-linem3 {
  height: 100%;
}

.jrs-linem {
  position: relative;
}

.jrs-linem4 {
  position: absolute;
  width: 100%;
  height: 400px;
  left: 0;
}

.jrs-linem4 {
  top: 50%;
  transform: translateY(-50%);
}

.jrs-linem3 {
  box-sizing: border-box;
  border-left: 2px solid rgba(255, 255, 255, 0.1);
}

.jrs-linem1:last-child {
  box-sizing: border-box;
  border-left: 2px solid rgba(255, 255, 255, 0.1);
}

.jrs-linem1 {
  width: 10.2%;
}

.jrs-nav,
.jrs-linem2 {
  width: 79.1%;
  display: flex;
  transition: all 0.3s ease;
}

.jrs-nav a {
  color: #fff;
  display: inline-block;
  position: relative;
}

.jrs-linem3 {
  width: 25%;
}

.jrs-linem3s {
  width: 33%;
}

.jrs-line {
  height: 100svh;
  overflow: hidden;
  width: 100%;
  box-sizing: border-box;
  padding: 0 50px;
  height: 100svh;
  position: absolute;
  left: 0;
  top: 0px;
  z-index: 10;
}

.jrs-linem,
.jrs-line {
  display: flex;
}

.jrs-linem,
.jrs-linem3 {
  height: 100%;
}

.jrs-linem {
  position: relative;
}

.jrs-linem4 {
  position: absolute;
  width: 100%;
  height: 400px;
  left: 0;
}

.jrs-linem4 {
  top: 50%;
  transform: translateY(-50%);
}

.jrs-linem3 {
  box-sizing: border-box;
  border-left: 2px solid rgba(255, 255, 255, 0.1);
}

.jrs-linem1:last-child {
  box-sizing: border-box;
  border-left: 2px solid rgba(255, 255, 255, 0.1);
}

.gdd {
  position: absolute;
  background: url(../img/gd.png) center no-repeat;
  opacity: 0.3;
}

.gdd {
  width: 12px;
  height: 100%;
  top: 0;
}

.gdd-l {
  left: -7px;
}

.gdd-r {
  right: -7px;
}

.gdd1 {
  animation: moves1 6s linear infinite;
}

.gdd2 {
  animation: moves2 6s linear infinite;
}

@keyframes moves1 {
  0% {
    transform: translateY(-50%);
  }

  100% {
    transform: translateY(100%);
  }
}

@keyframes moves2 {
  0% {
    transform: translateY(100%);
  }

  100% {
    transform: translateY(-50%);
  }
}

.area-content {
  width: 100%;
  max-width: 1480px;
  padding: 0 20px;
  margin: 0 auto;

  display: flex;
  flex-direction: column;
  justify-content: center;
}

@media screen and (max-width: 1919px) {
  .area-content {
    max-width: unset;
    width: 77.2%;
  }
}

@media screen and (max-width: 1675px) {
  .jrs-linem2 {
    width: 188%;
  }
  .area-content {
    max-width: unset;
    width: 87%;
  }
}

@media screen and (max-width: 1000px) {
  .area-content {
    max-width: unset;
    width: 100%;
    padding: 0 20px;
  }
  .jrs-linem1 {
    width: 0;
  }
  .jrs-linem2 {
    width: 400%;
  }
  .jrs-line {
    padding: 0 20px;
  }
}

.content {
  margin-top: calc(-1 * var(--hh));
  background-color: rgba(0, 0, 38, 1);
}
.area1 {
  /*height: calc(100svh + 650px);*/
  background-size: cover;
  color: #fff;
}

.area-content {
  width: 100%;
  max-width: 1480px;
  padding: 0 clamp(15px, 2vw, 20px);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.area1 {
  margin-top: calc(-1 * var(--hh));
  padding-top: var(--hh);
  height: 100svh;
  background-size: cover;
  background-position: top center;
}

.area1 .title {
  width: clamp(250px, 30vw, 446px);
  position: relative;
  color: #ffffff;
  font-family: "Microsoft YaHei";
  font-size: clamp(28px, 4vw, 60px);
  font-style: normal;
  font-weight: 700;
  line-height: 1.13;
  letter-spacing: 0.02em;
  margin-bottom: 25px;
}

.area1 .subtitle {
  color: #ffffff;
  font-family: "Microsoft YaHei";
  font-size: 28px;
  font-style: normal;
  font-weight: 300;
  line-height: normal;
  letter-spacing: 2.8px;
}

.area1 .tip {
  color: #ffffff;
  text-align: justify;
  font-family: "Microsoft YaHei";
  font-size: clamp(11px, 1vw, 12px);
  font-style: normal;
  font-weight: 400;
  line-height: 2;
  letter-spacing: 0.02em;
}

.area1 .tip span {
  transition: all 0.3s;
  display: inline-block;
  border-radius: 8px;
  background: #ffffff33;
  padding: 2px 10px;
}

.area1 .tip span:hover {
  transform: scale(1.1);
}

.area1 .area-content {
  position: relative;
  height: calc(100svh - var(--hh));
}

.area2,
.area3,
.area4 {
  background-color: #000026;
}
.area2 {
  padding-bottom: 214px;
}
.a2-top-t1 {
  color: #f5f5f5;
  font-family: "Microsoft YaHei";
  font-size: 32px;
  font-style: normal;
  font-weight: 700;
  line-height: 66.18px;
  letter-spacing: 0.64px;
}

.area2 .area-content {
  padding-top: 145px;
}

.area2 .a2-top-img {
  margin-bottom: 10px;
}

.area2 .a2-top-t1 {
  margin-bottom: 92px;
}

.a2-bottom-items {
  width: 100%;
  display: flex;
  gap: 43px;
}

.a2-bottom-item {
  flex: 1;
  height: 100%;
  flex-shrink: 0;
  border-radius: 8px;
  background-color: rgba(255, 255, 255, 0.1);
  color: #fff;
  padding: 20px 40px;
  transition: all 0.3s;
}

.a2-bottom-items > div {
  flex: 1;
  flex-shrink: 0;
}

.a2-bottom-item:hover {
  background-color: rgba(255, 255, 255, 0.3);
}

.a2-bottom-item-icon { 
  /* padding: 20px; */
  width: 100%;
  height: 62px;
  padding-left: 0;
  padding-bottom: 0;
  margin-bottom: 48px;
}
.a2-bottom-item img {
  height: 100%;
  /* object-fit: cover; */
}

.a2-bottom-item-t1 {
  color: #ffffff;
  font-family: "Microsoft YaHei";
  font-size: 26px;
  font-style: normal;
  font-weight: 700;
  line-height: 28px;
  letter-spacing: 0.52px;
  padding-bottom: 19px;
  border-bottom: 1px solid #8c8c8c;
  margin-bottom: 19px;
}

.a2-bottom-item-t2 {
  color: #ffffff;
  font-family: "Microsoft YaHei";
  font-size: 14px;
  font-style: normal;
  font-weight: 400;
  line-height: 22px;
  letter-spacing: 0.28px;
}

.a2-bottom-item-t2 span {
  display: block;
}

.a3-t1 {
  flex-shrink: 0;
  color: #ff6e00;
  font-family: "Microsoft YaHei";
  font-size: 50px;
  font-style: normal;
  font-weight: 700;
  line-height: 50px;
  letter-spacing: 1px;
  margin-bottom: 30px;
}

.a3-t2 {
  color: #ffffff;
  font-family: "Microsoft YaHei";
  font-size: 14px;
  font-style: normal;
  font-weight: 400;
  line-height: 28px;
  letter-spacing: 0.28px;
}

.a3-form {
  margin-top: 86px;
  padding-bottom: 230px;
  display: flex;
  flex-direction: column;
  gap: 34px;
}

.a3-form > div {
  width: 100%;
  display: flex;
  gap: 40px;
}

.a3-form > div input,
.a3-form > div textarea {
  flex: 1;
  outline: none;

  padding: 0 30px;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
  border-radius: 12px;
  background: #fff;
  height: 54px;
  padding: 10px 1;
  font-size: 20px;
}

.a3-form > div textarea {
  padding: 30px;
  padding-top: 20px;
  height: 126px;
  /* padding: 28px 10px 10px 30px; */
  align-items: flex-start;
}

.a3-form button {
  flex: 1;
  padding: 9px 57.74px;
  justify-content: center;
  align-items: center;
  gap: 25.66px;
  border-radius: 12px;
  background: #ff6e00;
  color: #fff;

  text-align: center;
  font-family: "Microsoft YaHei";
  font-size: 25.66px;
  font-style: normal;
  font-weight: 400;
  line-height: normal;
  letter-spacing: 2.57px;
}

.area4 {
  padding-bottom: 214px;
}

.a4-content {
  width: 100%;
  background-color: #fff;
  border-radius: 8px;
  overflow: hidden;
  display: flex;
}

.a4-content > div {
  flex: 1;
}

.a4-content-left-top {
  padding: 40px;
}

.a4-content-left-top-t1 {
  color: #212121;
  font-family: "Microsoft YaHei";
  font-size: 50px;
  font-style: normal;
  font-weight: 700;
  letter-spacing: 2.5px;
}
.a4-content-left-top-t2 {
  color: #212121;
  font-family: "Microsoft YaHei";
  font-size: 18px;
  font-style: normal;
  font-weight: 400;
  letter-spacing: 1.8px;
}

.a4-content-left-map {
  height: 468px;
}

.a4-content-right {
  background-color: #212121;
}

.a4-bottom {
  margin-top: 43px;
  display: flex;
}

.a4-item {
  cursor: pointer;
  flex: 1;
  height: 71px;
  flex-shrink: 0;
  border-radius: 8px;

  color: rgba(255, 255, 255, .7);
  text-align: center;
  font-family: "Microsoft YaHei";
  font-size: 24px;
  font-style: normal;
  font-weight: 700;
  line-height: 71px;
  letter-spacing: 1.2px;
  transition: all 0.3s;
}

.a4-item.active {
  background: #ffffff33;
  color: #fff;
}

/* 改进1200px-1440px范围的响应式布局 */
@media screen and (max-width: 1200px) and (min-width: 1025px) {
  .area-content {
    max-width: unset;
    width: 88%;
    padding: 0 30px;
  }

  .jrs-line {
    padding: 0 30px;
  }

  .area1 .title {
    font-size: clamp(32px, 3.5vw, 42px);
  }

  .area1 .subtitle {
    font-size: 22px;
  }

  .a2-bottom-items {
    gap: 30px;
  }

  .a2-bottom-item {
    padding: 20px 30px;
  }

  .a3-form > div {
    gap: 30px;
  }

  .a3-form > div input,
  .a3-form > div textarea {
    height: 60px;
    font-size: 17px;
  }

  .a3-form > div textarea {
    height: 126px;
  }

  .a4-content-left-top-t1 {
    font-size: 38px;
  }

  .a4-content-left-map {
    height: 380px;
  }
}

/* 1440px小屏笔记本优化 */
@media screen and (max-width: 1600px) and (min-width: 1201px) {
  .area-content {
    max-width: unset;
    width: 85%;
    padding: 0 25px;
  }

  .jrs-line {
    padding: 0 25px;
  }

  /* 优化area1标题区域 */
  .area1 .title {
    font-size: clamp(36px, 4vw, 48px);
    margin-bottom: 20px;
  }

  .area1 .subtitle {
    font-size: 24px;
    letter-spacing: 2px;
  }

  /* 优化area2区域 */
  .area2 {
    padding-bottom: 160px;
  }

  .area2 .area-content {
    padding-top: 120px;
  }

  .a2-top-t1 {
    font-size: 28px;
    line-height: 1.4;
    margin-bottom: 70px;
  }

  .a2-bottom-items {
    gap: 35px;
  }

  .a2-bottom-item {
    padding: 25px 35px;
  }

  .a2-bottom-item-icon {
    height: 55px;
    margin-bottom: 40px;
  }

  .a2-bottom-item-t1 {
    font-size: 22px;
    line-height: 26px;
    padding-bottom: 16px;
    margin-bottom: 16px;
  }

  .a2-bottom-item-t2 {
    font-size: 13px;
    line-height: 20px;
  }

  /* 优化area3表单区域 */
  .a3-t1 {
    font-size: 42px;
    line-height: 1.2;
    margin-bottom: 25px;
  }

  .a3-t2 {
    font-size: 13px;
    line-height: 26px;
  }

  .a3-form {
    margin-top: 70px;
    padding-bottom: 180px;
    gap: 28px;
  }

  .a3-form > div {
    gap: 35px;
  }

  .a3-form > div input,
  .a3-form > div textarea {
    height: 54px;
    font-size: 18px;
    /* padding: 8px 8px 8px 25px; */
  }

  .a3-form > div textarea {
    height: 126px;
    /* padding: 22px 8px 8px 25px; */
  }

  /* 优化交互元素的可用性 */
  .a3-form button {
    padding: 9px 50px;
    font-size: 22px;
    letter-spacing: 2px;
    min-height: 44px; /* 确保触摸目标足够大 */
    cursor: pointer;
    transition: all 0.3s ease;
  }

  .a3-form button:hover {
    background: #e55a00;
    transform: translateY(-1px);
  }

  .a3-form button:active {
    transform: translateY(0);
  }

  /* 优化表单输入框的可用性 */
  .a3-form > div input,
  .a3-form > div textarea {
    height: 54px;
    font-size: 18px;
    /* padding: 8px 8px 8px 25px; */
    border: 2px solid transparent;
    transition: all 0.3s ease;
  }

  .a3-form > div input:focus,
  .a3-form > div textarea:focus {
    outline: none;
    border-color: #ff6e00;
    box-shadow: 0 0 0 3px rgba(255, 110, 0, 0.1);
  }

  .a3-form > div textarea {
    height: 126px;
    /* padding: 22px 8px 8px 25px; */
    resize: vertical;
    min-height: 120px;
  }

  /* 优化area4地图区域 */
  .area4 {
    padding-bottom: 160px;
  }

  .a4-content-left-top {
    padding: 35px;
  }

  .a4-content-left-top-t1 {
    font-size: 42px;
    letter-spacing: 2px;
  }

  .a4-content-left-top-t2 {
    font-size: 16px;
    letter-spacing: 1.5px;
  }

  .a4-content-left-map {
    height: 420px;
  }

  .a4-bottom {
    margin-top: 35px;
  }

  /* 优化地图切换按钮的可用性 */
  .a4-item {
    height: 65px;
    font-size: 22px;
    line-height: 65px;
    letter-spacing: 1px;
    min-height: 44px; /* 确保触摸目标足够大 */
    cursor: pointer;
    transition: all 0.3s ease;
  }

  .a4-item:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-1px);
  }

  .a4-item:active {
    transform: translateY(0);
  }
}

@media screen and (max-width: 1024px) and (min-width: 768px) {
  .area-content {
    max-width: unset;
    width: 90%;
    padding: 0 30px;
  }

  .jrs-line {
    padding: 0 30px;
  }

  .area1 .title {
    font-size: clamp(32px, 5vw, 48px);
    margin-bottom: 20px;
  }

  .area1 .subtitle {
    font-size: 24px;
    letter-spacing: 2px;
  }

  .a2-bottom-items {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
  }

  .a2-bottom-item {
    padding: 25px 30px;
  }

  .a2-bottom-item img {
    width: 80px;
    height: 80px;
    margin-bottom: 30px;
  }

  .a2-bottom-item-t1 {
    font-size: 22px;
    line-height: 26px;
  }

  .a3-form > div {
    gap: 30px;
  }

  .a3-form > div input,
  .a3-form > div textarea {
    height: 54px;
    font-size: 18px;
    /* padding: 8px 8px 8px 25px; */
  }

  .a3-form > div textarea {
    height: 126px;
    /* padding: 20px 8px 8px 25px; */
  }

  .a4-content {
    flex-direction: column;
  }

  .a4-content-left-map {
    height: 350px;
  }

  .a4-content-left-top-t1 {
    font-size: 36px;
  }

  .a4-content-left-top-t2 {
    font-size: 16px;
  }

  .a4-bottom {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
  }

  .a4-item {
    font-size: 20px;
    height: 60px;
    line-height: 60px;
  }
}

@media screen and (max-width: 767px) {
  .area-content {
    max-width: unset;
    width: 100%;
    padding: 0 15px;
  }

  .jrs-line {
    padding: 0 15px;
  }

  .jrs-linem1 {
    width: 0;
  }

  .jrs-linem2 {
    width: 100%;
  }

  .area1 .title {
    font-size: clamp(24px, 6vw, 36px);
    margin-bottom: 15px;
    line-height: 1.2;
  }

  .area1 .subtitle {
    font-size: 18px;
    letter-spacing: 1.5px;
    line-height: 1.4;
  }

  .area1 .tip {
    /* margin-top: clamp(10svh, 20svh, 25svh); */
    font-size: 12px;
  }

  .area2 {
    padding-bottom: 80px;
  }

  .area2 .area-content {
    padding-top: 80px;
  }

  .a2-top-t1 {
    font-size: 24px;
    line-height: 1.4;
    margin-bottom: 50px;
  }

  .a2-bottom-items {
    display: flex;
    flex-direction: column;
    gap: 20px;
  }

  .a2-bottom-item {
    padding: 20px;
  }

  .a2-bottom-item img {
    width: 60px;
    height: 60px;
    margin-bottom: 20px;
  }

  .a2-bottom-item-t1 {
    font-size: 18px;
    line-height: 22px;
    padding-bottom: 15px;
    margin-bottom: 15px;
  }

  .a2-bottom-item-t2 {
    font-size: 13px;
    line-height: 20px;
  }

  .a3-t1 {
    font-size: 32px;
    line-height: 1.2;
    margin-bottom: 20px;
  }

  .a3-t2 {
    font-size: 13px;
    line-height: 24px;
  }

  .a3-form {
    margin-top: 50px;
    padding-bottom: 80px;
    gap: 20px;
  }

  .a3-form > div {
    flex-direction: column;
    gap: 20px;
  }

  .a3-form > div input,
  .a3-form > div textarea {
    height: 50px;
    font-size: 16px;
    padding: 8px 8px 8px 20px;
    border: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
  }

  .a3-form > div textarea {
    height: 120px;
    /* padding: 15px 8px 8px 20px; */
    resize: vertical;
    min-height: 120px;
  }

  .a3-form button {
    padding: 9px 30px;
    font-size: 18px;
    letter-spacing: 1.5px;
    border: none;
    cursor: pointer;
    transition: background-color 0.3s ease;
    -webkit-tap-highlight-color: transparent;
  }

  .a3-form button:hover,
  .a3-form button:active {
    background: #e55a00;
  }

  .a3-form > div input,
  .a3-form > div textarea {
    border-radius: 6px !important;
  }

  @media screen and (max-width: 479px) {
    .area-content {
      padding: 0 10px;
    }

    .jrs-line {
      padding: 0 10px;
    }

    .area1 .title {
      font-size: clamp(20px, 7vw, 28px);
    }

    .area1 .subtitle {
      font-size: 16px;
    }

    .a2-top-t1 {
      font-size: 20px;
    }

    .a2-bottom-item {
      padding: 15px;
    }

    .a3-t1 {
      font-size: 28px;
    }

    .a3-form > div input,
    .a3-form > div textarea {
      font-size: 14px;
    }

    .a4-content-left-top {
      padding: 20px 15px;
    }

    .a4-content-left-top-t1 {
      font-size: 20px;
    }

    .a4-content-left-top-t2 {
      font-size: 12px;
    }
  }

  @media (hover: none) and (pointer: coarse) {
    .a3-form button,
    .a4-item {
      min-height: 44px;
      -webkit-tap-highlight-color: transparent;
    }

    .a3-form > div input,
    .a3-form > div textarea {
      -webkit-tap-highlight-color: transparent;
    }

    .a3-form > div input:focus,
    .a3-form > div textarea:focus {
      outline: 2px solid #ff6e00;
      outline-offset: 2px;
    }
  }

  @media screen and (max-width: 767px) and (orientation: landscape) {

    .area1 .area-content {
      height: calc(100svh - var(--hh));
      justify-content: flex-start;
      padding-top: 20px;
    }
  }

  .area4 {
    padding-bottom: 80px;
  }

  .a4-content {
    flex-direction: column;
  }

  .a4-content-left-top {
    padding: 25px 20px;
  }

  .a4-content-left-top-t1 {
    font-size: 24px;
    line-height: 1.2;
    letter-spacing: 1.5px;
  }

  .a4-content-left-top-t2 {
    font-size: 14px;
    letter-spacing: 1px;
    margin-top: 10px;
  }

  .a4-content-left-map {
    height: 250px;
  }

  .a4-bottom {
    margin-top: 25px;
    display: flex;
    flex-direction: column;
    gap: 10px;
  }

  .a4-item {
    font-size: 16px;
    height: 50px;
    line-height: 50px;
    letter-spacing: 1px;
    border-radius: 6px;
    -webkit-tap-highlight-color: transparent;
    transition: background-color 0.3s ease;
  }

  .a4-item:active {
    background: #ffffff55 !important;
  }
}

.a3-t1 span,
.a3-t2 span {
  transition: all 0.3s;
  display: inline-block;
}

.a3-t1 span:hover,
.a3-t2 span:hover {
  transform: scale(1.1);
}

.a4-content-left-top-t1 span,
.a4-content-left-top-t2 span {
  transition: all 0.3s;
  display: inline-block;
}

.a4-content-left-top-t1 span:hover,
.a4-content-left-top-t2 span:hover {
  transform: scale(1.1);
}

.a4-content-right {
  overflow: hidden;
}

.a4-content-right img {
  transition: all 0.3s;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.a4-content-right img:hover {
  transform: scale(1.1);
}

.area1 .area-content {
  width: 79.121%;
  max-width: 1440px;
  padding: 0;
}

@media screen and (max-width: 1675px) {
  .area1 .area-content {
    width: 90%;
  }
}

@media screen and (max-width: 1445px) {
  .area1 .area-content {
    width: 95%;
  }
  .jrs-line {
    padding: 0;
  }
  .jrs-linem1 {
    width: 5%;
  }
}

@media screen and (max-width: 1900px) {
  .jrs-line {
    padding: 0;
  }
}

@media screen and (max-width: 769px) {
  .jrs-linem1 {
    width: 2%;
  }
}



.a3-t1 span,
.a3-t2 span {
  transition: all 0.3s;
  display: inline-block;
}

.a3-t1 span:hover,
.a3-t2 span:hover {
  transform: scale(1.1);
}

.a4-content-left-top-t1 span,
.a4-content-left-top-t2 span {
  transition: all 0.3s;
  display: inline-block;
}

.a4-content-left-top-t1 span:hover,
.a4-content-left-top-t2 span:hover {
  transform: scale(1.1);
}

.a4-content-right {
  overflow: hidden;
}

.a4-content-right img {
  transition: all 0.3s;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.a4-content-right img:hover {
  transform: scale(1.1);
}

.area1 .area-content {
  width: 79.121%;
  max-width: 1440px;
  padding: 0;
}

@media screen and (max-width: 1675px) {
  .area1 .area-content {
    width: 90%;
  }
}

@media screen and (max-width: 1445px) {
  .area1 .area-content {
    width: 95%;
  }
  .jrs-line {
    padding: 0;
  }
  .jrs-linem1 {
    width: 5%;
  }
}

@media screen and (max-width: 1900px) {
  .jrs-line {
    padding: 0;
  }
}

@media screen and (max-width: 769px) {
  .jrs-linem1 {
    width: 2%;
  }
}