@keyframes upDownMotion {
  0% {
    margin: 2px auto;
  }

  0% {
    margin: 23px auto;
  }
}

/*_pc*/
@media all and (min-width: 1024px) {
  .h2_tit {
    text-align: center;
    font-size: 24px;
    margin: 20px 0;
  }

  .line {
    border-top: 1px solid #eee;
    margin: 100px 0 80px;
  }

  .intro_sec {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    background: url("../images/intro_bg.jpg") no-repeat center 45% / cover;
  }

  .intro_sec:before {
    content: "";
    position: fixed;
    left: 0;
    top: 0;
    width: 100%;
    height: 300px;
    background: url("../images/intro_bg_cover.png") no-repeat center / 100% 300px;
  }

  .intro_sec .sloganG {
    text-align: center;
    margin: 0 0 160px;
  }

  .intro_sec .sloganG em {
    display: block;
    font-size: 30px;
  }

  .intro_sec .sloganG p {
    font-size: 18px;
    margin: 20px 0;
  }

  .intro_sec .scrollG {
    position: absolute;
    left: 0;
    width: 100%;
    bottom: 100px;
    text-align: center;
    color: #fff;
  }

  .intro_sec .scrollG .mouse {
    display: inline-block;
    position: relative;
    width: 24px;
    height: 40px;
    border: 2px solid #fff;
    border-radius: 35px;
    background: rgba(255, 255, 255, 0.5);
  }

  .intro_sec .scrollG .mouse .ball {
    display: block;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: #fff;
    margin: 2px auto;
    animation: upDownMotion 0.8s infinite alternate;
  }

  .intro_sec .scrollG .text {
    font-size: 13px;
    margin-top: 10px;
  }

  .guide_sec ul {
    display: flex;
    gap: 16px;
  }

  .guide_sec ul li {
    flex: 1;
    background: #e6f4ff;
    border-radius: 20px;
    overflow: hidden;
  }

  .guide_sec ul li a {
    display: block;
    line-height: 120px;
    padding: 0 30px;
    font-size: 22px;
    font-weight: 600;
  }

  .guide_sec ul .s1 a {
    background: url("../images/pic_book.png") no-repeat calc(100% - 50px) 100% /140px #054f99;
    color: #fff;
  }

  .guide_sec ul .s2 a {
    background: url("../images/pic_phone.png") no-repeat calc(100% - 50px) center / 140px #f2f2f2;
  }

  .travel_sec {
    margin: 80px 0;
  }

  .travel_sec .container_wide {
    margin: 0 -5vw;
  }

  .travel_sec .swiper-container {
    padding: 0 5vw;
  }

  .travel_sec .tit {
    margin: 20px 0;
    font-size: 15px;
    padding: 0 16px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }

  .event_sec {}

  .help_sec {
    margin: 80px 0;
  }

  .help_sec ul {
    display: flex;
    gap: 16px;
  }

  .help_sec ul li {
    flex: 1;
    background: #e6f4ff;
    border-radius: 20px;
  }

  .help_sec ul li a {
    display: block;
    line-height: 120px;
    padding: 0 30px;
    font-size: 22px;
    font-weight: 600;
  }

  .help_sec ul li:nth-child(1) {
    background: url("../images/pic_search.png") no-repeat calc(100% - 50px) center / 120px #e6f4ff;
  }

  .help_sec ul li:nth-child(2) {
    background: url("../images/pic_headphone.png") no-repeat calc(100% - 50px) center / 120px #faf5e0;
  }
}

/*_mobile*/
@media all and (max-width: 1023px) {
  .h2_tit {
    font-size: 20px;
    margin: 10px 0;
  }

  .line {
    border-top: 1px solid #eee;
    margin: 100px 0 80px;
  }

  .intro_sec {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    background: url("../images/intro_bg.jpg") no-repeat center 45% / cover;
  }

  .intro_sec:before {
    content: "";
    position: fixed;
    left: 0;
    top: 0;
    width: 100%;
    height: 300px;
    background: url("../images/intro_bg_cover.png") no-repeat center / 100% 300px;
  }

  .intro_sec .sloganG {
    text-align: center;
    margin: 0 0 200px;
  }

  .intro_sec .sloganG em {
    display: block;
    font-size: 24px;
  }

  .intro_sec .sloganG p {
    font-size: 16px;
    margin: 20px 0;
  }

  .intro_sec .scrollG {
    position: absolute;
    left: 0;
    width: 100%;
    bottom: 100px;
    text-align: center;
    color: #fff;
  }

  .intro_sec .scrollG .mouse {
    display: inline-block;
    position: relative;
    width: 24px;
    height: 40px;
    border: 2px solid #fff;
    border-radius: 35px;
    background: rgba(255, 255, 255, 0.5);
  }

  .intro_sec .scrollG .mouse .ball {
    display: block;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: #fff;
    margin: 2px auto;
    animation: upDownMotion 0.4s infinite alternate;
  }

  .intro_sec .scrollG .text {
    font-size: 13px;
    margin-top: 10px;
  }

  .guide_sec ul {
    display: flex;
    gap: 10px;
  }

  .guide_sec ul li {
    flex: 1;
    background: #e6f4ff;
    border-radius: 15px;
    overflow: hidden;
  }

  .guide_sec ul li a {
    display: block;
    line-height: 100px;
    padding: 0 30px;
    font-size: 18px;
    font-weight: 600;
  }

  .guide_sec ul .s1 a {
    background: url("../images/pic_book.png") no-repeat calc(100% - 50px) 100% /120px #054f99;
    color: #fff;
  }

  .guide_sec ul .s2 a {
    background: url("../images/pic_phone.png") no-repeat calc(100% - 50px) center / 120px #f2f2f2;
  }

  .travel_sec {
    margin: 80px 0;
  }

  .travel_sec .container_wide {
    margin: 0 -5vw;
  }

  .travel_sec .swiper-container {
    padding: 0 5vw;
  }

  .travel_sec .tit {
    margin: 10px 0;
    font-size: 13px;
    padding: 0 5px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }

  .event_sec .swiper-container {
    max-width: 590px;
  }

  .event_sec .swiper-pagination {
    position: absolute;
    left: auto;
    right: 10px;
    top: 10px;
    bottom: auto;
    width: auto;
    height: 20px;
    line-height: 22px;
    padding: 0 10px;
    background: rgba(0, 0, 0, 0.3);
    border-radius: 10px;
    font-size: 11px;
  }

  .event_sec .swiper-pagination .swiper-pagination-current {
    color: #fff;
  }

  .help_sec {
    margin: 50px 0 80px;
  }

  .help_sec ul {
    display: flex;
    gap: 10px;
  }

  .help_sec ul li {
    flex: 1;
    background: #e6f4ff;
    border-radius: 15px;
  }

  .help_sec ul li a {
    display: block;
    height: 120px;
    line-height: 60px;
    padding: 0 20px;
    font-size: 18px;
    font-weight: 600;
  }

  .help_sec ul li:nth-child(1) {
    background: url("../images/pic_search.png") no-repeat calc(100% - 20px) 80% /80px #e6f4ff;
  }

  .help_sec ul li:nth-child(2) {
    background: url("../images/pic_headphone.png") no-repeat calc(100% - 20px) 80% /80px #faf5e0;
  }
}

/*_mobile 840*/
@media all and (max-width: 840px) {
  .guide_sec ul {
    flex-wrap: wrap;
  }

  .guide_sec ul li {
    flex: none;
    width: 100%;
    background: #e6f4ff;
    border-radius: 15px;
    overflow: hidden;
  }

  .guide_sec ul li a {
    display: block;
    line-height: 80px;
    padding: 0 30px;
    font-size: 18px;
    font-weight: 600;
  }

  .guide_sec ul .s1 a {
    background: url("../images/pic_book.png") no-repeat calc(100% - 30px) 100% /100px #054f99;
    color: #fff;
  }

  .guide_sec ul .s2 a {
    background: url("../images/pic_phone.png") no-repeat calc(100% - 30px) center / 90px #f2f2f2;
  }
}