@charset "UTF-8";
@import url("https://fonts.googleapis.com/css?family=Noto+Sans:100,300,400,500,700,900|Noto+Sans+JP:100,300,400,500,700,900|Noto+Sans+KR:100,300,400,500,700,900|Noto+Sans+TC:100,300,400,500,700,900|Noto+Sans+SC:100,300,400,500,700,900");
@import url("https://fonts.googleapis.com/css?family=Open+Sans:300,300i,400,400i,600,600i,700,700i,800,800i&display=swap");
.intro-topTitle {
  font-size: 56px;
  font-weight: 900;
  letter-spacing: 1.5px;
  color: #212529;
  max-width: 570px;
  margin-bottom: 20px;
  margin-top: 60px;
  line-height: normal; }
.intro-desc {
  font-size: 28px;
  font-weight: 500;
  letter-spacing: 0.5px;
  color: #212529;
  margin-left: 11px;
  margin-bottom: 50px; }
.intro-titleArea {
  margin-bottom: 30px;
  font-size: 48px;
  font-weight: bold;
  letter-spacing: 1.2px;
  color: #212529;
  line-height: normal; }
.intro-subTitle {
  font-size: 28px;
  font-weight: 500;
  letter-spacing: 0.5px;
  color: #212529;
  margin-bottom: 10px;
  line-height: normal; }
.intro-content {
  font-size: 18px;
  color: #212529;
  margin-bottom: 30px; }
.intro .pic-banner {
  position: relative;
  background-color: #ffffff;
  padding-bottom: 60px; }
  .intro .pic-banner .row {
    margin: 0; }
  .intro .pic-banner [class^=col-] {
    padding: 0; }
  .intro .pic-banner-img {
    width: 100%;
    position: relative;
    z-index: 10; }
  .intro .pic-banner-question {
    display: flex;
    align-items: flex-start; }
    .intro .pic-banner-question img {
      width: 34px;
      position: relative;
      top: 2px; }
  .intro .pic-banner-btn {
    display: flex; }
    .intro .pic-banner-btn a:last-child {
      margin-left: 20px; }
  .intro .pic-banner:after {
    position: absolute;
    content: "";
    width: calc(50% - 180px);
    height: 100%;
    z-index: 0;
    background: #6ea6fd;
    top: 0;
    right: 0; }
.intro .recruit {
  background-color: #F4F7FD;
  padding-bottom: 60px; }
  .intro .recruit-top {
    box-shadow: 0 10px 30px 0 rgba(16, 78, 198, 0.2);
    background-color: #ffffff;
    padding: 40px 30px;
    margin-top: -60px;
    z-index: 10;
    position: relative;
    display: flex;
    border-radius: 10px; }
    .intro .recruit-top-item {
      display: flex; }
    .intro .recruit-top-icon {
      margin-bottom: 22px;
      margin-right: 18px;
      width: 34px;
      height: 34px;
      margin-top: 6px; }
    .intro .recruit-top-text {
      flex: 1; }
  .intro .recruit-down {
    width: 100px;
    height: 47px;
    margin: 0 auto;
    margin-bottom: 75px;
    z-index: 10;
    position: relative; }
    .intro .recruit-down-img {
      width: 100%; }
  .intro .recruit-study {
    display: flex; }
    .intro .recruit-study-pic {
      max-width: 470px;
      margin-right: 30px; }
      .intro .recruit-study-pic .pic-banner-img {
        width: 100%; }
.intro-bigList {
  background-color: #ffffff;
  padding-top: 60px;
  padding-bottom: 61px; }
  .intro-bigList-title {
    font-size: 48px;
    font-weight: bold;
    letter-spacing: 1.2px;
    color: #212529;
    margin-bottom: 24px; }
  .intro-bigList-secTitle {
    font-size: 28px;
    font-weight: 500;
    letter-spacing: 0.5px;
    margin-bottom: 31px;
    max-width: 770px; }
  .intro-bigList-small {
    display: none; }
  .intro-bigList-big {
    display: contents; }
    .intro-bigList-big-boxOne {
      display: flex;
      margin-bottom: 10px; }
      .intro-bigList-big-boxOne-left {
        width: 346px;
        min-height: 270px;
        border-radius: 4px;
        background: #edf2fb;
        padding-left: 20px;
        font-size: 24px;
        font-weight: bold;
        letter-spacing: 0.43px;
        color: #6ea6fd;
        display: flex;
        align-items: center;
        word-break: break-all;
        padding-right: 80px; }
      .intro-bigList-big-boxOne-right {
        flex: 1; }
        .intro-bigList-big-boxOne-right-item {
          flex: 1;
          min-height: 60px;
          padding: 16px 20px;
          border-radius: 4px;
          background-color: #edf2fb;
          display: flex;
          align-items: center;
          position: relative; }
          .intro-bigList-big-boxOne-right-item:before {
            content: "";
            position: absolute;
            left: 0;
            background: #6ea6fd;
            width: 0;
            height: 100%;
            z-index: 0;
            border-top-left-radius: 8px;
            border-bottom-left-radius: 8px; }
          .intro-bigList-big-boxOne-right-item:first-child:before {
            left: -20px;
            width: 20px; }
          .intro-bigList-big-boxOne-right-item:nth-child(2):before {
            left: -40px;
            width: 40px; }
          .intro-bigList-big-boxOne-right-item:nth-child(3):before {
            left: -60px;
            width: 60px; }
          .intro-bigList-big-boxOne-right-item:nth-child(4):before {
            left: -80px;
            width: 80px; }
          .intro-bigList-big-boxOne-right-item:not(:last-child) {
            margin-bottom: 10px; }
          .intro-bigList-big-boxOne-right-item span:first-child {
            font-size: 24px;
            font-weight: bold;
            letter-spacing: 0.4px;
            color: #6ea6fd; }
          .intro-bigList-big-boxOne-right-item span:last-child {
            font-size: 18px;
            color: #212529;
            margin-left: 20px; }
    .intro-bigList-big-boxTwo {
      display: flex;
      margin-bottom: 10px; }
      .intro-bigList-big-boxTwo-left {
        width: 346px;
        min-height: 270px;
        border-radius: 4px;
        background: #e2f2fd;
        padding-left: 20px;
        font-size: 24px;
        font-weight: bold;
        letter-spacing: 0.43px;
        color: #27c4e1;
        display: flex;
        align-items: center;
        word-break: break-all;
        padding-right: 160px; }
      .intro-bigList-big-boxTwo-right {
        flex: 1; }
        .intro-bigList-big-boxTwo-right-item {
          flex: 1;
          min-height: 60px;
          padding: 16px 20px;
          border-radius: 4px;
          background-color: #e2f9fd;
          display: flex;
          align-items: center;
          position: relative; }
          .intro-bigList-big-boxTwo-right-item:before {
            content: "";
            position: absolute;
            left: 0;
            background: #43d3ee;
            width: 0;
            height: 100%;
            z-index: 0;
            border-top-left-radius: 8px;
            border-bottom-left-radius: 8px; }
          .intro-bigList-big-boxTwo-right-item:first-child:before {
            left: -100px;
            width: 100px; }
          .intro-bigList-big-boxTwo-right-item:nth-child(2):before {
            left: -120px;
            width: 120px; }
          .intro-bigList-big-boxTwo-right-item:nth-child(3):before {
            left: -140px;
            width: 140px; }
          .intro-bigList-big-boxTwo-right-item:nth-child(4):before {
            left: -160px;
            width: 160px; }
          .intro-bigList-big-boxTwo-right-item:not(:last-child) {
            margin-bottom: 10px; }
          .intro-bigList-big-boxTwo-right-item span:first-child {
            font-size: 24px;
            font-weight: bold;
            letter-spacing: 0.4px;
            color: #27c4e1; }
          .intro-bigList-big-boxTwo-right-item span:last-child {
            font-size: 18px;
            color: #212529;
            margin-left: 20px; }
    .intro-bigList-big-boxThree {
      display: flex;
      margin-bottom: 10px; }
      .intro-bigList-big-boxThree-left {
        width: 346px;
        min-height: 60px;
        border-radius: 4px;
        background: #f4ffe6;
        padding-left: 20px;
        font-size: 24px;
        font-weight: bold;
        letter-spacing: 0.43px;
        color: #7dc266;
        display: flex;
        align-items: center;
        word-break: break-all;
        padding-right: 180px; }
      .intro-bigList-big-boxThree-right {
        flex: 1; }
        .intro-bigList-big-boxThree-right-item {
          flex: 1;
          min-height: 60px;
          padding: 16px 20px;
          border-radius: 4px;
          background-color: #f4ffe6;
          display: flex;
          align-items: center;
          position: relative; }
          .intro-bigList-big-boxThree-right-item:before {
            content: "";
            position: absolute;
            background: #a0da8c;
            height: 100%;
            z-index: 0;
            left: -180px;
            width: 180px;
            border-top-left-radius: 8px;
            border-bottom-left-radius: 8px; }
          .intro-bigList-big-boxThree-right-item:not(:last-child) {
            margin-bottom: 10px; }
          .intro-bigList-big-boxThree-right-item span:first-child {
            font-size: 24px;
            font-weight: bold;
            letter-spacing: 0.4px;
            color: #7dc266; }
          .intro-bigList-big-boxThree-right-item span:last-child {
            font-size: 18px;
            color: #212529;
            margin-left: 20px; }
    .intro-bigList-big-boxFour {
      display: flex; }
      .intro-bigList-big-boxFour-left {
        width: 346px;
        min-height: 60px;
        border-radius: 4px;
        background: #faf2fd;
        padding-left: 20px;
        font-size: 24px;
        font-weight: bold;
        letter-spacing: 0.43px;
        color: #ad81f4;
        display: flex;
        align-items: center;
        word-break: break-all;
        padding-right: 200px; }
      .intro-bigList-big-boxFour-right {
        flex: 1; }
        .intro-bigList-big-boxFour-right-item {
          flex: 1;
          min-height: 60px;
          padding: 16px 20px;
          border-radius: 4px;
          background-color: #faf2fd;
          display: flex;
          align-items: center;
          position: relative; }
          .intro-bigList-big-boxFour-right-item:before {
            content: "";
            position: absolute;
            background: #ad81f4;
            height: 100%;
            z-index: 0;
            left: -200px;
            width: 200px;
            border-top-left-radius: 8px;
            border-bottom-left-radius: 8px; }
          .intro-bigList-big-boxFour-right-item:not(:last-child) {
            margin-bottom: 10px; }
          .intro-bigList-big-boxFour-right-item span:first-child {
            font-size: 24px;
            font-weight: bold;
            letter-spacing: 0.4px;
            color: #ad81f4; }
          .intro-bigList-big-boxFour-right-item span:last-child {
            font-size: 18px;
            color: #212529;
            margin-left: 20px; }
.intro-learnBetter {
  background-color: #F4F7FD;
  padding-bottom: 60px;
  padding-top: 60px; }
  .intro-learnBetter-box {
    display: flex; }
    .intro-learnBetter-box-left {
      max-width: 770px; }
    .intro-learnBetter-box-right {
      margin-left: 30px; }
.intro-techno {
  padding-top: 60px;
  padding-bottom: 60px;
  background-color: #dde9ff; }
  .intro-techno-box {
    display: flex; }
    .intro-techno-box-left img {
      max-width: 370px; }
    .intro-techno-box-right {
      max-width: 770px;
      margin-left: 30px; }
.intro-secret {
  padding-top: 60px;
  padding-bottom: 60px;
  background-color: #ffffff; }
  .intro-secret-box-desc {
    font-size: 28px;
    font-weight: 500;
    letter-spacing: 0.5px;
    color: #212529;
    margin-bottom: 30px; }
  .intro-secret-box-list {
    margin-bottom: 12px;
    display: flex; }
  .intro-secret-box-number {
    font-size: 20px;
    font-weight: bold;
    font-style: italic;
    color: #212529; }
  .intro-secret-box-sentence {
    font-size: 18px;
    color: #212529;
    margin-left: 8px; }
  .intro-secret-box-img {
    width: 100%; }
.intro .eTrain-recommend {
  background-color: #F4F7FD;
  padding-top: 60px;
  padding-bottom: 20px; }
  .intro .eTrain-recommend-small {
    display: none; }
  .intro .eTrain-recommend-item {
    display: flex; }
  .intro .eTrain-recommend-desc {
    flex: 1;
    font-size: 18px;
    color: #212529; }
  .intro .eTrain-recommend-img {
    width: 36px;
    margin-right: 16px;
    margin-top: 6px; }
@media (max-width: 1200px) {
  .intro-topTitle {
    font-size: 49px; }
  .intro .recruit-top {
    margin: 0; } }
@media (max-width: 992px) {
  .intro .pic-banner:after {
    content: none; }
  .intro .pic-banner-btn {
    margin-bottom: 30px; }
  .intro .recruit-top {
    margin-top: 4px; } }
@media (max-width: 580px) {
  .intro-topTitle {
    font-size: 32px;
    font-weight: bold;
    letter-spacing: 0.8px;
    padding-left: 15px;
    padding-right: 15px;
    margin-top: 40px; }
  .intro-desc {
    font-size: 24px;
    font-weight: 500;
    letter-spacing: 0.4px; }
  .intro-titleArea {
    margin-bottom: 20px;
    font-size: 32px;
    letter-spacing: 0.8px; }
  .intro-subTitle {
    font-size: 24px;
    font-weight: 500;
    letter-spacing: 0.4px;
    margin-bottom: 8px; }
  .intro-content {
    font-size: 16px; }
  .intro .pic-banner .container {
    padding-left: 0;
    padding-right: 0; }
  .intro .pic-banner-picBox {
    padding-left: 0;
    padding-right: 0; }
  .intro .pic-banner .no-mb {
    margin-bottom: 0; }
  .intro .pic-banner-question {
    padding-left: 15px;
    padding-right: 15px;
    margin-bottom: 40px; }
    .intro .pic-banner-question img {
      position: relative;
      top: -14px; }
  .intro .pic-banner-btn {
    margin-bottom: 40px;
    padding-left: 15px;
    padding-right: 15px;
    flex-direction: column;
    align-items: flex-start; }
    .intro .pic-banner-btn a:last-child {
      margin-left: 0px;
      margin-top: 20px; }
  .intro .recruit {
    padding-top: 43px; }
    .intro .recruit-top {
      margin-top: 11px;
      padding: 30px 20px 0 20px;
      max-width: 335px;
      display: flex;
      flex-direction: column; }
      .intro .recruit-top-item {
        display: flex;
        padding-left: 0;
        padding-right: 0;
        width: 100%;
        margin-bottom: 30px; }
    .intro .recruit-down {
      margin-bottom: 35px; }
    .intro .recruit-study-pic {
      display: none; }
    .intro .recruit-study .no-bottom {
      margin-bottom: 0; }
  .intro-bigList-title {
    font-size: 32px;
    letter-spacing: 0.8px;
    margin-bottom: 20px; }
  .intro-bigList-secTitle {
    font-size: 24px;
    letter-spacing: 0.4px;
    margin-bottom: 30px; }
  .intro-bigList-small {
    display: contents; }
    .intro-bigList-small-item {
      margin-bottom: 20px; }
      .intro-bigList-small-item:last-child {
        margin-bottom: 31px; }
    .intro-bigList-small-boxHeader {
      border-radius: 4px;
      background: #6ea6fd;
      max-height: 52px;
      padding: 12px 20px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      color: #ffffff; }
      .intro-bigList-small-boxHeader p:first-child {
        font-size: 20px;
        font-weight: bold;
        letter-spacing: 0.2px; }
      .intro-bigList-small-boxHeader p:last-child span:first-child {
        font-size: 25px;
        font-weight: bold;
        font-style: italic;
        position: relative;
        right: 4px; }
      .intro-bigList-small-boxHeader p:last-child span:last-child {
        font-size: 14px;
        position: relative;
        top: -3px; }
    .intro-bigList-small-boxBody {
      border-radius: 4px;
      border: solid 1px #beccdb;
      background: #ffffff;
      padding: 14px 20px;
      position: relative;
      top: -3px; }
      .intro-bigList-small-boxBody-topText {
        border-bottom: 1px solid #beccdb;
        padding-bottom: 14px;
        margin-bottom: 14px; }
      .intro-bigList-small-boxBody-bottomText {
        display: flex;
        font-size: 16px; }
        .intro-bigList-small-boxBody-bottomText p:last-child {
          flex: 1; }
  .intro-bigList-big {
    display: none; }
  .intro-learnBetter-box {
    display: flex;
    flex-direction: column; }
    .intro-learnBetter-box-left {
      max-width: 335px; }
    .intro-learnBetter-box-right {
      margin-left: 0; }
  .intro-techno-box {
    display: flex;
    flex-direction: column-reverse; }
    .intro-techno-box-left img {
      width: 100%;
      max-width: none; }
    .intro-techno-box-right {
      max-width: 335px;
      margin-left: 0; }
  .intro-secret-box-title {
    font-size: 32px;
    letter-spacing: 0.8px;
    margin-bottom: 20px; }
  .intro-secret-box-desc {
    font-size: 24px;
    letter-spacing: 0.4px;
    margin-bottom: 20px; }
  .intro-secret-box-list {
    display: flex; }
  .intro-secret-box-number {
    margin-top: -3px; }
  .intro-secret-box-sentence {
    margin-bottom: 0; }
  .intro-secret-box-imgBox {
    max-width: none;
    margin: 0 auto; }
  .intro-secret-box-img {
    width: 100%; }
  .intro .eTrain-recommend {
    background-color: #F4F7FD;
    padding-top: 60px;
    padding-bottom: 60px; }
    .intro .eTrain-recommend-desc {
      font-size: 16px; }
    .intro .eTrain-recommend-small {
      display: contents; }
    .intro .eTrain-recommend-img {
      width: 36px;
      margin-right: 16px;
      margin-top: 6px; } }

.pricing-switcher {
  background: #ffffff;
  font-size: 40px;
  font-weight: bold;
  border-top: 1px solid #beccdb;
  border-bottom: 1px solid #beccdb;
  width: 100%;
  top: 0;
  z-index: 20; }
  .pricing-switcher .nav {
    padding-bottom: 20px; }
  .pricing-switcher .nav-item:nth-child(2) {
    position: relative; }
    .pricing-switcher .nav-item:nth-child(2):after, .pricing-switcher .nav-item:nth-child(2):before {
      content: "";
      width: 1px;
      height: 32px;
      background: #beccdb;
      position: absolute;
      top: calc(50% + 13px);
      transform: translateY(-50%);
      -webkit-transform: translateY(-50%); }
    .pricing-switcher .nav-item:nth-child(2):before {
      left: 0; }
    .pricing-switcher .nav-item:nth-child(2):after {
      right: 0; }
  .pricing-switcher .nav-link {
    padding: 20px 52px 0;
    color: #beccdb; }
    .pricing-switcher .nav-link.active {
      color: #246efc; }
  @media (max-width: 991.98px) {
    .pricing-switcher {
      font-size: 30px; }
      .pricing-switcher .nav-link {
        padding: 20px 30px; } }
  @media (max-width: 575.98px) {
    .pricing-switcher {
      margin-bottom: 30px;
      border: none; }
      .pricing-switcher .nav {
        padding-bottom: 0; }
      .pricing-switcher .nav-item:nth-child(2):after, .pricing-switcher .nav-item:nth-child(2):before {
        content: none; }
      .pricing-switcher .nav-link {
        font-size: 20px;
        font-weight: 500;
        padding: 16px 20px;
        border-bottom: 1px solid #beccdb; }
        .pricing-switcher .nav-link.active {
          border-bottom-color: #246efc; } }

/*外文*/
.lesson-foreign .intro .pic-banner {
  padding-bottom: 93px; }
  .lesson-foreign .intro .pic-banner .row {
    display: revert; }
  .lesson-foreign .intro .pic-banner .btn-outline-primary {
    height: auto;
    line-height: 21px;
    padding: 15px 40px; }
  .lesson-foreign .intro .pic-banner-picBox {
    position: absolute;
    right: 0;
    top: 0; }
  .lesson-foreign .intro .pic-banner:after {
    content: none; }
  @media (max-width: 992px) {
    .lesson-foreign .intro .pic-banner .row {
      display: flex;
      flex-wrap: wrap-reverse; }
    .lesson-foreign .intro .pic-banner-picBox {
      position: revert;
      right: revert;
      top: revert; }
    .lesson-foreign .intro .pic-banner .btn-outline-primary {
      width: 100%; } }
  @media (max-width: 575.98px) {
    .lesson-foreign .intro .pic-banner .row {
      display: flex; }
    .lesson-foreign .intro .pic-banner-picBox {
      position: revert;
      right: revert;
      top: revert; }
    .lesson-foreign .intro .pic-banner .btn-outline-primary {
      width: 100%; } }
.lesson-foreign .intro-subTitle {
  font-size: 24px;
  font-weight: 600; }
.lesson-foreign .intro-titleArea {
  margin-bottom: 52px; }
.lesson-foreign .recruit {
  background: none;
  padding-bottom: 1px; }
  .lesson-foreign .recruit-text {
    font-size: 14px; }
  .lesson-foreign .recruit-down {
    margin-bottom: 23px; }

#news_swiper .swiper-container {
  margin: 0 80px 100px;
  padding-bottom: 60px; }
#news_swiper .swiper-prev, #news_swiper .swiper-next {
  font-size: 40px;
  color: #212529; }
  #news_swiper .swiper-prev:after, #news_swiper .swiper-next:after {
    content: none; }
#news_swiper .swiper-prev {
  left: 0; }
#news_swiper .swiper-next {
  right: 0; }
#news_swiper .swiper-wrapper {
  height: auto; }
#news_swiper .swiper-slide {
  width: 100%;
  height: auto;
  box-sizing: border-box; }
  #news_swiper .swiper-slide > .container {
    height: 100%; }
  #news_swiper .swiper-slide.specialOffer .news_img {
    background: #ff6a00;
    justify-content: space-between; }
  #news_swiper .swiper-slide.invitation .news_img {
    background: #f1ca04; }
#news_swiper .news_img {
  width: 200px;
  height: 120px;
  position: relative;
  display: block;
  border-radius: 4px;
  overflow: hidden; }
  #news_swiper .news_img:before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    background-image: linear-gradient(to bottom, rgba(255, 255, 255, 0), #0050ff);
    opacity: 0.5; }
  #news_swiper .news_img img {
    width: 100%;
    object-fit: cover; }
#news_swiper .news_box {
  height: 100%;
  overflow: hidden; }
#news_swiper .news_title {
  font-size: 22px;
  display: block;
  font-weight: 500;
  margin: 15px 0; }
  #news_swiper .news_title:hover {
    text-decoration: underline; }
#news_swiper .news_text {
  color: #666666;
  margin-top: 14px; }
#news_swiper .news_label {
  display: inline-block;
  padding: 7px 19px;
  background: #ffd200;
  font-weight: bold;
  border-radius: 4px;
  margin-top: -17px;
  z-index: 100;
  position: relative;
  top: -9px;
  margin-bottom: -9px; }
  #news_swiper .news_label .iconfont {
    font-size: 12px;
    margin-right: 7px; }
@media (max-width: 575.98px) {
  #news_swiper {
    margin-top: 60px; }
    #news_swiper .swiper-container {
      margin: 0; }
    #news_swiper .news_label {
      font-size: 14px;
      font-weight: 500;
      padding: 5px 14px; } }

#level_test {
  margin-top: 60px; }
  #level_test .row {
    margin-top: 30px;
    margin-bottom: 130px;
    justify-content: center; }
  #level_test .test_box {
    border-radius: 4px;
    box-shadow: 0 10px 30px 0 rgba(16, 78, 198, 0.2);
    background-color: #ffffff;
    padding: 43px;
    height: 100%; }
    #level_test .test_box .test_title {
      font-size: 28px;
      margin-bottom: 8px;
      font-weight: 500;
      display: block; }
      #level_test .test_box .test_title .iconfont {
        font-weight: normal; }
    #level_test .test_box a:hover {
      color: #246efc; }
    #level_test .test_box img {
      width: 50px;
      height: 50px;
      margin-right: 20px; }
    #level_test .test_box .btn-arrow-circle {
      margin-top: 15px; }
  @media (max-width: 575.98px) {
    #level_test .main_title {
      font-size: 32px; }
    #level_test .row {
      margin-bottom: 86px; }
    #level_test .row > div {
      margin-top: 20px; }
    #level_test .test_box {
      padding: 40px 22px; }
      #level_test .test_box .test_title {
        font-size: 24px; } }

#lesson-language {
  padding: 157px 0 188px;
  background: url(../img/lessonIntroduce/bg-1-right@2x.png) no-repeat right top, url(../img/lessonIntroduce/bg-1-left@2x.png) no-repeat left 100%;
  background-size: 40% auto , 40% auto; }
  #lesson-language .course-box {
    border-radius: 4px;
    box-shadow: 0 10px 30px 0 rgba(16, 78, 198, 0.2);
    padding: 47px 40px 56px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    height: 100%;
    background: #fff; }
    #lesson-language .course-box-img {
      width: 56px;
      margin-bottom: 22px; }
    #lesson-language .course-box-title {
      font-size: 28px;
      font-weight: 500;
      margin-bottom: 10px; }
    #lesson-language .course-box-text {
      font-size: 14px;
      margin-bottom: 41px;
      flex: 1; }
  @media (max-width: 991.98px) {
    #lesson-language {
      padding: 20px 0 110px;
      background: url(../img/lessonIntroduce/bg-1-right@2x.png) no-repeat right calc(100% - 120px), url(../img/lessonIntroduce/bg-1-left@2x.png) no-repeat left 13%;
      background-size: 110% auto , 110% auto; }
      #lesson-language .col-12 {
        margin-bottom: 24px; }
      #lesson-language .course-box {
        padding: 35px 30px; }
        #lesson-language .course-box-text {
          margin-bottom: 35px; } }

#reason {
  background: url(../img/lessonIntroduce/bg-3@2x.png) no-repeat right top;
  background-size: 65% auto;
  position: relative;
  overflow: hidden;
  padding-top: 108px; }
  #reason .main_title {
    font-size: 48px;
    font-weight: bold; }
  #reason .number_title {
    font-size: 64px;
    font-weight: bold;
    color: #246EFC;
    font-family: Ubuntu;
    font-style: italic; }
  #reason .article_title {
    font-size: 32px; }
  #reason .reason .row > [class^='col'] {
    display: flex;
    flex-direction: column;
    justify-content: center; }
  #reason .reason_img {
    width: 100%;
    max-width: 540px; }
  #reason .reason_text {
    font-size: 18px; }
  #reason .reason_1 {
    padding-top: 90px;
    padding-bottom: 130px;
    background-color: #F4F7FD;
    border-top-left-radius: 330px;
    border-bottom-left-radius: 330px;
    margin-left: 42px;
    margin-top: 99px; }
    #reason .reason_1 .row > [class^='col'] {
      position: relative; }
    #reason .reason_1 .reason_img {
      position: absolute;
      top: 0;
      left: 15%; }
  #reason .reason_2 {
    padding-top: 40px;
    padding-bottom: 35px;
    background: #fff; }
    #reason .reason_2 .d-flex {
      padding-left: 68px; }
  #reason .reason_3 {
    padding: 94px 0 75px;
    background-color: #F4F7FD; }
    #reason .reason_3 .d-flex {
      padding-right: 50px; }
  #reason .reason_4 {
    padding-top: 45px;
    padding-bottom: 84px;
    background: #fff; }
    #reason .reason_4 .d-flex {
      padding-left: 90px; }
  #reason .reason_5 {
    padding-top: 66px;
    padding-bottom: 43px;
    margin-left: 42px;
    background-color: #F4F7FD;
    border-top-left-radius: 330px;
    border-bottom-left-radius: 330px; }
    #reason .reason_5 .d-flex {
      padding-right: 75px; }
  #reason .reason_6 {
    padding-top: 102px;
    padding-bottom: 157px; }
    #reason .reason_6 .d-flex {
      padding-left: 55px; }
  #reason .reason_8 {
    background-color: #F4F7FD;
    padding: 60px 0;
    margin-top: 41px; }
  #reason .reason-footer {
    display: flex;
    align-items: center;
    text-align: center;
    flex-direction: column; }
    #reason .reason-footer-icon1, #reason .reason-footer-icon2 {
      font-size: 25px;
      margin-bottom: -9px;
      color: #246EFC; }
    #reason .reason-footer-icon1 {
      opacity: 0.46; }
    #reason .reason-footer-title {
      font-size: 28px;
      font-weight: bold;
      margin: 32px 0 14px; }
  #reason .reason-list {
    font-size: 22px;
    font-weight: 500; }
    #reason .reason-list > li {
      display: flex;
      margin-bottom: 4px; }
    #reason .reason-list-num {
      font-size: 34px;
      font-weight: bold;
      color: #246EFC;
      font-style: italic;
      margin-right: 14px;
      margin-top: -8px; }
  @media (max-width: 1200px) {
    #reason .reason_3 .team_box p {
      font-size: 35px; } }
  @media (max-width: 1024px) {
    #reason .reason_3 .team_box > div {
      margin-right: 20px;
      padding-right: 20px; }
    #reason .reason_3 .team_box p {
      font-size: 30px; }
      #reason .reason_3 .team_box p span {
        font-size: 20px;
        margin-left: 4px; } }
  @media (max-width: 575.98px) {
    #reason {
      background: #fff;
      padding-top: 0; }
      #reason .main_title {
        font-size: 32px; }
      #reason .reason {
        padding-top: 60px;
        padding-bottom: 70px; }
        #reason .reason_text {
          font-size: 16px; }
        #reason .reason_img {
          margin-top: 34px; }
        #reason .reason_1 {
          padding-top: 55px;
          padding-bottom: 70px;
          margin-top: 40px;
          border-radius: 0;
          margin-left: 0; }
          #reason .reason_1 .reason_img {
            position: relative;
            left: 0; }
        #reason .reason_3 {
          padding-top: 55px;
          padding-bottom: 59px; }
        #reason .reason_2, #reason .reason_4, #reason .reason_6 {
          padding-top: 0;
          padding-bottom: 0; }
          #reason .reason_2 .row, #reason .reason_4 .row, #reason .reason_6 .row {
            flex-direction: column-reverse; }
          #reason .reason_2 .d-flex, #reason .reason_4 .d-flex, #reason .reason_6 .d-flex {
            padding-left: 15px; }
        #reason .reason_5 {
          padding-bottom: 50px;
          margin-left: 0; }
        #reason .reason_6 {
          margin-bottom: 100px; }
        #reason .reason-footer-title {
          font-size: 24px; }
        #reason .reason-list {
          font-size: 16px; }
          #reason .reason-list-num {
            font-size: 24px; }
      #reason .number_title {
        font-size: 52px; }
      #reason .article_title {
        font-size: 24px; } }

#enterprise {
  padding: 120px 0;
  background: #F4F7FD; }
  #enterprise .enterprise-title {
    font-size: 48px;
    font-weight: bold;
    margin-bottom: 30px;
    text-align: center; }
  #enterprise .enterprise-img {
    display: flex;
    justify-content: center;
    margin-bottom: 22px; }
    #enterprise .enterprise-img img {
      width: 185px; }
  @media (max-width: 575.98px) {
    #enterprise {
      padding-top: 64px; }
      #enterprise .enterprise-title {
        font-size: 32px; }
      #enterprise .enterprise-img {
        flex-wrap: wrap; }
        #enterprise .enterprise-img img {
          width: 50%;
          margin-bottom: 3px; } }

#comment {
  position: relative; }
  #comment .main_title {
    font-size: 48px;
    font-weight: bold;
    margin-bottom: 0;
    letter-spacing: 1.6px; }
  @media (max-width: 575.98px) {
    #comment .main_title {
      font-size: 32px;
      text-align: center;
      letter-spacing: 0.71px; } }
  #comment .container {
    padding-top: 80px;
    padding-bottom: 80px;
    position: relative; }
  #comment .comment {
    margin-top: 43px;
    padding-bottom: 60px; }
    #comment .comment_img_box {
      position: relative;
      width: 76px;
      height: 76px;
      margin: 0 auto; }
    #comment .comment_flag {
      position: absolute;
      width: 38px;
      right: -13px;
      bottom: 16px;
      box-shadow: 0 2px 4px 0 rgba(0, 0, 0, 0.2); }
    #comment .comment_img {
      object-fit: contain;
      border-radius: 50%;
      width: 100%;
      border: 3px solid #246efc; }
    #comment .comment_author {
      font-size: 24px;
      font-weight: 500;
      letter-spacing: 0.4px;
      text-align: center;
      color: #212529; }
      #comment .comment_author img {
        width: 34px;
        height: 20px;
        margin-left: 10px; }
    #comment .comment_country {
      font-size: 18px;
      margin-top: 6px;
      font-weight: normal;
      font-style: normal; }
    #comment .comment_text {
      border-radius: 4px;
      box-shadow: 0 4px 21px 0 rgba(57, 107, 203, 0.2);
      background-color: #fff;
      max-width: 863px;
      padding: 72px 38px 69px 38px;
      margin: -30px auto 0; }
    #comment .comment_title {
      font-size: 24px;
      font-weight: bold;
      color: #246EFC;
      margin-bottom: 11px; }
  #comment .swiper-btn {
    position: absolute;
    top: 50%;
    z-index: 40; }
  #comment .swiper-prev {
    left: 0;
    color: #212529; }
  #comment .swiper-next {
    right: 0;
    box-shadow: none;
    color: #212529; }
  @media (max-width: 575.98px) {
    #comment .swiper-slide {
      padding: 0; }
    #comment .swiper-btn {
      display: none; }
    #comment .comment {
      padding-bottom: 50px; }
      #comment .comment_text {
        padding: 37px 15px 40px; } }

#start-learn {
  padding: 70px 0 80px;
  background: #dde9ff; }
  #start-learn .start-learn-title {
    font-size: 48px;
    font-weight: bold; }
  #start-learn .start-learn-subtitle {
    font-size: 32px;
    font-weight: bold; }
  #start-learn .start-learn-num {
    font-size: 60px;
    color: #246EFC; }
  #start-learn .start-learn-content {
    margin-top: 64px;
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap; }
  #start-learn .start-learn-box {
    margin: 0 10px;
    position: relative;
    width: calc(25% - 20px); }
  #start-learn .start-learn-img {
    width: 171px;
    margin-bottom: 14px; }
  #start-learn .start-learn-text {
    font-size: 24px;
    font-weight: bold;
    color: #246EFC; }
  #start-learn .start-learn-index {
    font-size: 54px;
    font-weight: bold;
    font-style: italic;
    position: absolute;
    top: -21px;
    left: -18px;
    color: #246EFC;
    opacity: 0.4; }
  @media (max-width: 575.98px) {
    #start-learn .start-learn-img {
      width: 100%; }
    #start-learn .start-learn-title {
      font-size: 32px; }
    #start-learn .start-learn-num {
      font-size: 52px; }
    #start-learn .start-learn-subtitle {
      font-size: 24px; }
    #start-learn .start-learn-box {
      width: calc(50% - 20px); }
      #start-learn .start-learn-box:nth-child(2) {
        margin-top: 140px; }
      #start-learn .start-learn-box:nth-child(3) {
        margin-top: -100px; }
      #start-learn .start-learn-box:nth-child(4) {
        margin-top: 40px; }
    #start-learn .start-learn-text {
      font-size: 20px; } }