.features-introduction.mobile-intro {
  display: none;
}
@media (max-width: 1270px) {
  .banner {
    height: 500px;
  }
  .banner-inner {
    max-width: 1050px;
    padding: 60px 15px 0;
    min-width: unset;
  }
  .banner-left .title {
    margin: 40px 0 20px;
  }
  .banner-left .title span {
    font-size: 40px;
    line-height: 50px;
  }
  .banner-left .second-title {
    margin: 0 0 20px;
  }
  .banner-left .second-title span {
    font-weight: 400;
    font-size: 18px;
    line-height: 20px;
  }
  .banner-left .banner-left-button-group {
    width: 300px;
    margin-bottom: 30px;
  }
  .banner-left .banner-left-button-group .button-item {
    width: 130px;
    height: 45px;
  }
  .banner-left .banner-left-button-group .button-item > span {
    font-size: 16px;
    line-height: 45px;
  }
  .banner-left .banner-left-button-group .free-make {
    margin-right: 10px;
  }
  .banner-left .banner-left-button-group .app-make {
    margin-left: 10px;
  }
  .banner-left .company-image {
    width: 356px;
    height: 29px;
  }
  .banner-right .select-image {
    width: 80px;
    height: 275px;
    margin-top: 60px;
  }
  .banner-right .image-container {
    width: 499px;
    height: 369px;
  }
  .section {
    padding: 42px 10px 70px;
  }
  .introduction-item {
    height: 360px;
    width: 230px;
  }
  .introduction-item .introduction-item-image img {
    width: 230px;
    height: 178px;
  }
  .introduction-item .introduction-item-title {
    font-size: 18px;
    margin-bottom: 18px;
  }
  .introduction-item .introduction-item-section {
    font-size: 12px;
    line-height: 18px;
    width: 180px;
  }
}
@media (max-width: 1025px) {
  .banner {
    height: 400px;
  }
  .banner-inner {
    max-width: 900px;
    padding: 50px 20px 0;
    min-width: unset;
  }
  .banner-left .title {
    margin: 20px 0 10px;
  }
  .banner-left .title span {
    font-size: 30px;
    line-height: 40px;
  }
  .banner-left .second-title {
    margin: 0 0 10px;
  }
  .banner-left .second-title span {
    font-size: 16px;
    line-height: 18px;
  }
  .banner-left .banner-left-button-group {
    width: 260px;
    margin-bottom: 20px;
  }
  .banner-left .banner-left-button-group .button-item {
    width: 110px;
    height: 35px;
  }
  .banner-left .banner-left-button-group .button-item > span {
    font-size: 14px;
    line-height: 35px;
  }
  .banner-left .banner-left-button-group .free-make {
    margin-right: 10px;
  }
  .banner-left .banner-left-button-group .app-make {
    margin-left: 10px;
  }
  .banner-left .company-image {
    width: 285px;
    height: 23px;
  }
  .banner-right .select-image {
    width: 70px;
    height: 250px;
    margin-top: 30px;
  }
  .banner-right .select-image .select-image-item span {
    font-size: 14px;
  }
  .banner-right .image-container {
    width: 399px;
    height: 295px;
  }
  .section {
    padding: 30px 10px 50px;
  }
  .introduction-item {
    height: 310px;
    width: 184px;
  }
  .introduction-item .introduction-item-image img {
    width: 184px;
    height: 142px;
  }
  .introduction-item .introduction-item-title {
    font-size: 15px;
    line-height: 18px;
    margin-bottom: 15px;
  }
  .introduction-item .introduction-item-section {
    width: 90%;
  }
}
@media (max-width: 860px) {
  .banner {
    height: 350px;
  }
  .banner-inner {
    max-width: 900px;
    padding: 40px 20px 0;
    min-width: unset;
  }
  .banner-left .title {
    margin: 10px 0 5px;
  }
  .banner-left .title span {
    font-size: 25px;
    line-height: 35px;
  }
  .banner-left .second-title {
    margin: 0 0 5px;
  }
  .banner-left .second-title span {
    font-size: 14px;
    line-height: 16px;
    margin-bottom: 4px;
  }
  .banner-left .banner-left-button-group {
    width: 240px;
    margin-bottom: 10px;
  }
  .banner-left .banner-left-button-group .button-item {
    width: 100px;
    height: 30px;
  }
  .banner-left .banner-left-button-group .button-item > span {
    font-size: 13px;
    line-height: 30px;
  }
  .banner-left .banner-left-button-group .free-make {
    margin-right: 8px;
  }
  .banner-left .banner-left-button-group .app-make {
    margin-left: 8px;
  }
  .banner-left .company-image {
    width: 256px;
    height: 21px;
  }
  .banner-right .select-image {
    width: 65px;
    height: 220px;
    margin-top: 20px;
  }
  .banner-right .select-image .select-image-item span {
    font-size: 13px;
  }
  .banner-right .image-container {
    width: 359px;
    height: 265px;
  }
  .section {
    padding: 0px 10px 30px;
  }
  .features-introduction.pc {
    flex-wrap: wrap;
    max-width: 800px;
    margin: 0 auto;
  }
  .features-introduction.pc .introduction-item {
    height: auto;
    width: 40%;
    margin-right: 0;
  }
  .features-introduction.pc .introduction-item:nth-child(1) {
    margin: 0 10px 10px 0;
  }
  .features-introduction.pc .introduction-item:nth-child(2) {
    margin-bottom: 10px;
  }
  .features-introduction.pc .introduction-item:nth-child(3) {
    margin-right: 10px;
  }
  .features-introduction.pc .introduction-item .introduction-item-image img {
    width: 100%;
    height: 100%;
  }
  .features-introduction.pc .introduction-item .introduction-item-title {
    font-size: 20px;
    line-height: 23px;
    margin-bottom: 20px;
  }
  .features-introduction.pc .introduction-item .introduction-item-section {
    font-size: 13px;
    width: 90%;
    margin: 0 auto 20px;
  }
}
@media (max-width: 770px) {
  .banner {
    height: unset;
  }
  .banner-inner {
    display: block;
    max-width: 900px;
    padding: 44px 10px 42px;
    min-width: unset;
  }
  .banner-left .title {
    text-align: center;
    margin: 0 0 20px;
  }
  .banner-left .title span {
    font-size: 35px;
    line-height: 45px;
  }
  .banner-left .second-title {
    text-align: center;
    margin: 0 0 20px;
  }
  .banner-left .second-title span {
    font-size: 18px;
    line-height: 22px;
    margin-bottom: 6px;
  }
  .banner-left .banner-left-button-group {
    display: flex;
    justify-content: center;
    width: 350px;
    margin: 0 auto 30px;
  }
  .banner-left .banner-left-button-group .button-item {
    width: 160px;
    height: 50px;
  }
  .banner-left .banner-left-button-group .button-item > span {
    font-size: 18px;
    line-height: 50px;
  }
  .banner-left .banner-left-button-group .free-make {
    margin-right: 8px;
  }
  .banner-left .banner-left-button-group .app-make {
    margin-left: 8px;
  }
  .banner-left .banner-left-button-group .app-make:hover .app-download-qrcode {
    display: none;
  }
  .banner-left .swiper-container {
    display: inline-block;
    position: relative;
    left: 50%;
    transform: translateX(-50%);
    margin-bottom: 32px;
  }
  .banner-left .swiper-container .swiper-button-prev,
  .banner-left .swiper-container .swiper-button-next {
    width: 32px;
    height: 32px;
  }
  .banner-left .swiper-container .swiper-button-prev::after,
  .banner-left .swiper-container .swiper-button-next::after {
    content: unset;
  }
  .banner-left .swiper-container .swiper-button-prev {
    left: -35px;
    background-image: url('../img/banner/swiper/swiper_prev.png');
    background-position: -10px -12px;
  }
  .banner-left .swiper-container .swiper-button-next {
    right: -13px;
    background-image: url('../img/banner/swiper/swiper_next.png');
    background-position: -16px -12px;
  }
  .banner-left .swiper-container .banner-swiper {
    display: block;
    width: 318px;
    margin: 0 auto;
    overflow: hidden;
  }
  .banner-left .swiper-container .swiper-slide-image {
    width: 318px;
    height: 244px;
  }
  .banner-left .swiper-container .swiper-slide a {
    display: block;
    width: 100%;
    height: 100%;
  }
  .banner-left .company-image {
    width: 445px;
    height: 36px;
    margin: 0 auto;
  }
  .banner-right {
    display: none;
  }
  .features-introduction.pc .introduction-item .introduction-item-title {
    font-size: 15px;
    line-height: 18px;
    margin-bottom: 15px;
  }
}
@media (max-width: 480px) {
  .banner-inner {
    display: block;
    max-width: 900px;
    padding: 44px 10px 42px;
    min-width: unset;
  }
  .banner-left .title {
    text-align: center;
    margin: 0 0 14px;
  }
  .banner-left .title span {
    font-size: 28px;
    line-height: 33px;
    font-weight: 800;
  }
  .banner-left .second-title {
    text-align: center;
    margin: 0 0 34px;
  }
  .banner-left .second-title span {
    font-size: 12px;
    line-height: 14px;
    margin-bottom: 4px;
  }
  .banner-left .banner-left-button-group {
    display: flex;
    justify-content: center;
    width: 350px;
    margin: 0 auto 30px;
  }
  .banner-left .banner-left-button-group .button-item {
    width: 150px;
    height: 44px;
  }
  .banner-left .banner-left-button-group .button-item > span {
    font-size: 14px;
    line-height: 44px;
  }
  .banner-left .banner-left-button-group .free-make {
    margin-right: 9px;
  }
  .banner-left .banner-left-button-group .app-make {
    margin-left: 9px;
  }
  .banner-left .banner-left-button-group .app-make:hover .app-download-qrcode {
    display: none;
  }
  .banner-left .swiper-container .banner-swiper {
    width: 254px;
  }
  .banner-left .swiper-container .swiper-slide {
    margin: 0 10px;
  }
  .banner-left .swiper-container .swiper-slide-image {
    width: 254px;
    height: 195px;
  }
  .banner-left .swiper-container .swiper-button-next {
    right: -20px;
  }
  .banner-left .company-image {
    width: 288px;
    height: 25px;
    margin: 0 auto;
  }
  .section-title {
    margin: 30px 0 4px;
  }
  .section-title span {
    margin: 0 12px;
    font-size: 16px;
    line-height: 19px;
  }
  .section-title img {
    width: 26px;
    height: 5px;
  }
  .section-second-title {
    margin-bottom: 20px;
    font-size: 12px;
    color: #999999;
    line-height: 14px;
  }
  .features-introduction.pc {
    display: none;
  }
  .features-introduction.mobile-intro {
    display: block;
    justify-content: unset;
    padding: 12px 0 32px;
    margin-bottom: 0;
    overflow: hidden;
  }
  .features-introduction.mobile-intro .features-swiper {
    width: 184px;
    margin: 0 auto;
  }
  .features-introduction.mobile-intro .features-wrapper {
    position: relative;
    width: 100%;
    height: 100%;
    z-index: 1;
    display: flex;
    transition-property: transform;
    box-sizing: content-box;
  }
  .features-introduction.mobile-intro .introduction-item .introduction-item-section {
    width: 100%;
    padding: 5px;
  }
}