.pinyin-table,
.tones-table {
  padding: 64px 0;
  background: url(../webp/dot%402x-2.webp) 0 64px no-repeat;
  background-size: 100%;
  background-color: #F9FBFD;
}
.pinyin-table h1 + p,
.tones-table h1 + p {
  max-width: 730px;
  margin: 40px auto;
  text-align: center;
}
.pinyin-table .search,
.tones-table .search {
  position: relative;
  max-width: 520px;
  border-radius: 8px;
  border: 1px solid #d9d9d9;
}
.pinyin-table .search .yy-input-group__append,
.tones-table .search .yy-input-group__append {
  border-radius: 8px;
}
.pinyin-table .search .search-results,
.tones-table .search .search-results {
  position: absolute;
  top: 48px;
  left: 0;
  list-style: none;
  box-shadow: 0 4px 16px 0 rgba(0, 0, 0, 0.15);
  background-color: #fff;
  width: 100%;
  max-height: 240px;
  padding: 0;
  margin: 0;
  border-radius: 8px;
  overflow: auto;
  display: none;
}
.pinyin-table .search .search-results li,
.tones-table .search .search-results li {
  padding: 14px 24px;
  text-align: left;
  font-size: 16px;
  font-weight: 700;
}
.pinyin-table .search .search-results li:hover,
.tones-table .search .search-results li:hover {
  background-color: #efefef;
  cursor: pointer;
  color: #f9a812;
}
.pinyin-table .search .search-results li.recommend,
.tones-table .search .search-results li.recommend {
  color: #acacac;
}
.pinyin-table .search .search-results li.results-alert,
.tones-table .search .search-results li.results-alert {
  font-size: 14px;
  font-weight: 500;
  padding: 24px;
}
.pinyin-table .search .search-results li span,
.tones-table .search .search-results li span {
  color: #f9a812;
}
.pinyin-table .pinyin-chart-table,
.pinyin-table .tone-pairs-table,
.tones-table .pinyin-chart-table,
.tones-table .tone-pairs-table {
  margin-top: 40px;
  max-width: 1440px;
  overflow: auto;
}
.pinyin-table .pinyin-chart-table table,
.pinyin-table .tone-pairs-table table,
.tones-table .pinyin-chart-table table,
.tones-table .tone-pairs-table table {
  text-align: center;
  border-spacing: 0;
  background-color: #fdfdfd;
}
.pinyin-table .pinyin-chart-table table td,
.pinyin-table .tone-pairs-table table td,
.tones-table .pinyin-chart-table table td,
.tones-table .tone-pairs-table table td {
  padding: 5px 5px;
  border-right: 1px solid #d9d9d9;
  border-bottom: 1px solid #d9d9d9;
}
.pinyin-table .pinyin-chart-table table td:not(.null),
.pinyin-table .tone-pairs-table table td:not(.null),
.tones-table .pinyin-chart-table table td:not(.null),
.tones-table .tone-pairs-table table td:not(.null) {
  cursor: pointer;
}
.pinyin-table .pinyin-chart-table table td:not(.null):hover, .pinyin-table .pinyin-chart-table table td:not(.null).active,
.pinyin-table .tone-pairs-table table td:not(.null):hover,
.pinyin-table .tone-pairs-table table td:not(.null).active,
.tones-table .pinyin-chart-table table td:not(.null):hover,
.tones-table .pinyin-chart-table table td:not(.null).active,
.tones-table .tone-pairs-table table td:not(.null):hover,
.tones-table .tone-pairs-table table td:not(.null).active {
  background-color: #f9a812 !important;
}
.pinyin-table .pinyin-chart-table table .tr-header td,
.pinyin-table .pinyin-chart-table table .td-cell,
.pinyin-table .tone-pairs-table table .tr-header td,
.pinyin-table .tone-pairs-table table .td-cell,
.tones-table .pinyin-chart-table table .tr-header td,
.tones-table .pinyin-chart-table table .td-cell,
.tones-table .tone-pairs-table table .tr-header td,
.tones-table .tone-pairs-table table .td-cell {
  background-color: #01C7CE;
  color: #fff;
  border-color: #fff;
}
.pinyin-table .tone-pairs-table,
.tones-table .tone-pairs-table {
  height: 563px;
}
.pinyin-table .popover,
.tones-table .popover {
  display: none;
  position: fixed;
  min-width: 300px;
  padding: 12px;
  background-color: #fff;
  border-radius: 12px;
  border: 1px solid rgb(203, 203, 203);
  box-shadow: 17px 26px 78px 0 rgba(0, 0, 0, 0.05);
  z-index: 9;
}
.pinyin-table .popover .pop_header,
.pinyin-table .popover .tones .yy-button,
.tones-table .popover .pop_header,
.tones-table .popover .tones .yy-button {
  font-size: 16px;
  font-weight: 700;
}
.pinyin-table .popover .pop_header,
.tones-table .popover .pop_header {
  display: flex;
  justify-content: space-between;
  position: relative;
  align-items: center;
  margin-bottom: 16px;
}
.pinyin-table .popover .pop_header .pinyin_join,
.tones-table .popover .pop_header .pinyin_join {
  color: #747474;
  margin-left: 12px;
}
.pinyin-table .popover .tones,
.tones-table .popover .tones {
  display: flex;
  justify-content: space-between;
}
.pinyin-table .popover .tones img,
.tones-table .popover .tones img {
  margin-left: 6px;
}
.pinyin-table .popover .yy-button + .yy-button,
.tones-table .popover .yy-button + .yy-button {
  margin-left: 8px;
}
.pinyin-table .popover audio,
.tones-table .popover audio {
  display: none;
}
.pinyin-table .popover .login-tips,
.tones-table .popover .login-tips {
  padding: 0;
  margin: 0;
  margin-top: 16px;
  text-align: center;
}
.pinyin-table .popover .login-tips a,
.tones-table .popover .login-tips a {
  color: #00c7ce;
  text-decoration: none;
}
.pinyin-table .popover .pinyin-video-container,
.tones-table .popover .pinyin-video-container {
  position: relative;
  display: none;
  margin-top: 12px;
  border-radius: 8px;
  overflow: hidden;
}
.pinyin-table .popover .pinyin-video-container video,
.tones-table .popover .pinyin-video-container video {
  width: 300px;
  outline: none;
  border: none;
  aspect-ratio: 16/9;
  background-color: black;
}
.pinyin-table .tone-pairs-table,
.pinyin-table .row-refresh,
.tones-table .tone-pairs-table,
.tones-table .row-refresh {
  margin: 0 auto;
  width: 100%;
  max-width: 1000px;
}
.pinyin-table .btn-refresh img,
.tones-table .btn-refresh img {
  width: 16px;
  height: 16px;
  margin-right: 6px;
}
.pinyin-table #tonePairs,
.tones-table #tonePairs {
  width: 100%;
  margin-top: 12px;
  border-left: 1px solid #d9d9d9;
}
.pinyin-table #tonePairs .tr-header td,
.tones-table #tonePairs .tr-header td {
  padding: 16px 12px;
  text-align: center;
}
.pinyin-table #tonePairs td,
.tones-table #tonePairs td {
  text-align: left;
  padding: 12px;
  width: 165px;
  max-width: 165px;
  min-width: 165px;
}
.pinyin-table #tonePairs td:not(.null):hover,
.tones-table #tonePairs td:not(.null):hover {
  background-color: #fff !important;
}
.pinyin-table #tonePairs td:first-child,
.tones-table #tonePairs td:first-child {
  width: 120px;
  max-width: 120px;
  min-width: 120px;
}
.pinyin-table #tonePairs tr:not(.tr-header) td,
.tones-table #tonePairs tr:not(.tr-header) td {
  height: 125px;
  overflow: hidden;
  max-height: 125px;
}
.pinyin-table #tonePairs .hanzi,
.tones-table #tonePairs .hanzi {
  font-size: 20px;
  margin-right: 6px;
}
.pinyin-table #tonePairs .pinyin,
.tones-table #tonePairs .pinyin {
  font-size: 12px;
  margin-right: 6px;
}
.pinyin-table #tonePairs .btn-play-audio,
.tones-table #tonePairs .btn-play-audio {
  position: relative;
  background: url(../webp/icon_audio_play%402x.webp) no-repeat right;
  background-size: 16px;
  padding-right: 20px;
  justify-content: start;
}
.pinyin-table #tonePairs p,
.tones-table #tonePairs p {
  text-align: left;
  color: #747474;
}
@media only screen and (max-width: 991px) {
  .pinyin-table,
  .tones-table {
    padding: 40px 0;
  }
  .pinyin-table h1 + p,
  .tones-table h1 + p {
    margin: 16px 0;
  }
}

.pinyin-table .pinyin-chart-table {
  height: 1110px;
}

.banner .yy-container {
  position: relative;
  background: url(../webp/bg_banner%402x.webp) no-repeat right;
  background-size: contain;
}
.banner .banner-video {
  position: absolute;
  width: 45%;
  height: 70%;
  right: 60px;
  top: 50%;
  transform: translateY(-50%);
}
.banner .banner-video img {
  width: 100%;
}
.banner .banner-video > a {
  opacity: 0;
}
.banner .banner-video .video-contant {
  width: 100%;
  height: 100%;
  border-radius: 24px;
  box-shadow: 0 9px 38px 0 rgba(0, 0, 0, 0.14);
  overflow: hidden;
  background-color: black;
}
.banner .banner-video .video-contant .w-bottom-bar {
  display: none !important;
}
.banner .banner-video .video-contant .w-big-play-button,
.banner .banner-video .video-contant .w-big-play-button div,
.banner .banner-video .video-contant .w-big-play-button svg {
  width: 93px !important;
  height: 93px !important;
  overflow: hidden;
  border-radius: 60%;
}
.banner .banner-video .video-contant .w-big-play-button div {
  background-color: #bcbcbc !important;
}
.banner .banner-video .video-contant .w-big-play-button svg {
  fill: #737373 !important;
}
.banner .banner-video .video-contant .w-bpb-wrapper {
  margin-left: -46.5px !important;
}
.banner .learn-conversational {
  margin: 0;
  padding: 5% 0;
  width: 50%;
}
.banner .learn-conversational h1 {
  text-align: left;
}
.banner .learn-conversational .months-tag {
  display: inline-block;
  padding-bottom: 24px;
  background: url("../webp/line%402x.webp") 0 bottom no-repeat;
  background-size: contain;
}
.banner .learn-conversational .yy-button {
  --yy-font-size-large: 24px;
  margin-top: 20px;
  --yy-button-bg-color: #07a5b2;
}
.banner .learn-conversational .break {
  display: block;
}
.banner .play-button {
  width: 32px;
  height: 32px;
}
.banner .break {
  display: block;
}
@media only screen and (min-width: 1441px) {
  .banner .banner-video {
    right: 120px;
  }
}
@media only screen and (max-width: 991px) {
  .banner .yy-container {
    background: url(../webp/dot%402x.webp) no-repeat right;
    background-size: 228px;
    background-position: right 252px;
  }
  .banner .banner-video,
  .banner .learn-conversational {
    float: inherit;
    width: 100%;
  }
  .banner .learn-conversational {
    padding-top: 272px;
  }
  .banner .learn-conversational .months-tag {
    display: initial;
    padding-bottom: 14px;
  }
  .banner .banner-video {
    position: absolute;
    height: 248px;
    width: 100%;
    border-radius: 0;
    transform: none;
    right: 0;
    left: 0;
    top: 0;
  }
  .banner .banner-video .video-contant {
    border-radius: 0;
  }
  .banner .banner-video .video-contant .w-big-play-button,
  .banner .banner-video .video-contant .w-big-play-button div,
  .banner .banner-video .video-contant .w-big-play-button svg {
    width: 60px !important;
    height: 60px !important;
  }
  .banner .banner-video .video-contant .w-bpb-wrapper {
    margin-left: -30px !important;
  }
}

.project-data {
  background-color: #f7f7f7;
  padding: 27px 0 33px 0;
}
.project-data .stat {
  text-align: left;
  font-size: 52px;
  margin: 0;
  display: block;
}
.project-data label {
  font-size: 20px;
  opacity: 0.6;
}
.project-data .yy-divider {
  height: 100%;
  vertical-align: top;
}
.project-data .block-inline {
  display: inline-block;
  text-align: left;
}
.project-data .yy-col {
  text-align: center;
  border-left: 1px solid #a9a9a9;
}
.project-data .yy-col:first-child {
  border: none;
}
@media only screen and (max-width: 991px) {
  .project-data .yy-col {
    text-align: left;
    border-left: none;
    margin-bottom: 28px;
  }
  .project-data .yy-col:nth-child(n+2) {
    margin-bottom: 0;
  }
  .project-data .yy-col:first-child {
    border: none;
  }
  .project-data label {
    font-size: 14px;
  }
}
@media only screen and (max-width: 1199px) {
  .project-data .stat {
    font-size: 32px;
  }
}

.studentsComment {
  padding-top: 64px;
}
.studentsComment h2 {
  font-size: 52px;
  margin: 0;
  text-align: center;
}
.studentsComment #commentSwiper {
  max-width: 1440px;
  margin: 0 auto;
  position: relative;
}
.studentsComment .comment-container {
  display: flex;
  justify-content: space-between;
  padding: 40px 120px;
  padding-bottom: 84px;
}
.studentsComment .comment-item {
  position: relative;
  padding: 30px 10px 40px;
  box-shadow: 5px 15px 25px 0 rgba(0, 0, 0, 0.05);
  border-radius: 24px;
  width: 24%;
}
.studentsComment .comment-item .cover {
  display: block;
  width: 120px;
  height: 120px;
  margin: 0 auto;
}
.studentsComment .comment-item p {
  color: #474747;
  font-size: 16px;
  margin: 30px 12px;
  text-align: center;
  padding-bottom: 32px;
  height: 160px;
  overflow: auto;
  box-sizing: content-box;
}
.studentsComment .comment-item p::-webkit-scrollbar {
  opacity: 0;
  width: 0;
}
.studentsComment .comment-item .star {
  position: absolute;
  height: 32px;
  left: 50%;
  bottom: 40px;
  transform: translateX(-50%);
}
.studentsComment .filters-container {
  display: flex;
  justify-content: center;
  margin-top: 40px;
  flex-wrap: wrap;
}
.studentsComment .filters-container .key-item {
  font-size: 16px;
  font-weight: 700;
  padding: 4px 16px;
  background: #EFF3F5;
  border-radius: 6px;
  color: #474747;
  white-space: nowrap;
  cursor: pointer;
  margin-bottom: 12px;
  margin-right: 12px;
}
.studentsComment .filters-container .key-item.active {
  background-color: #f9a812;
  color: #5a2b0f;
}
.studentsComment .btn-prev-comment,
.studentsComment .btn-next-comment {
  position: absolute;
  width: 60px;
  height: 60px;
  top: 50%;
  background-image: url(../webp/icon_say_arrow_default%402x.webp);
  background-size: contain;
  background-repeat: no-repeat;
  margin-top: -25px;
  transition: all 0s;
  z-index: 10;
}
.studentsComment .btn-prev-comment:hover,
.studentsComment .btn-next-comment:hover {
  background-image: url(../webp/icon_say_arrow_hover%402x.webp);
  transform: rotate(180deg);
}
.studentsComment .btn-prev-comment {
  left: 30px;
}
.studentsComment .btn-next-comment {
  right: 30px;
  transform: rotate(180deg);
}
.studentsComment .btn-next-comment:hover {
  transform: rotate(0);
}
.studentsComment .comment-scroll-container {
  display: flex;
  flex-wrap: nowrap;
  padding: 20px;
  overflow: auto;
}
.studentsComment .comment-scroll-container .comment-item {
  min-width: 280px;
}
.studentsComment .comment-scroll-container .comment-item + .comment-item {
  margin-left: 20px;
}
@media only screen and (max-width: 991px) {
  .studentsComment {
    padding: 40px 0;
  }
  .studentsComment .filters-container {
    justify-content: start;
    padding: 0 20px 12px;
  }
  .studentsComment h2 {
    font-size: 28px;
    padding: 0 28px;
  }
}

div[role=main] {
  padding: 106px 0 15px;
}
div[role=main] .studentsComment h2, div[role=main] .studentsComment .import-font {
  font-size: 32px !important;
}

div[role=main] > section:not(.banner, .project-data, .studentsComment) {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
  margin: 0 auto 40px;
  padding: 0 15px;
  overflow: hidden;
}
div[role=main] > section:not(.banner, .project-data, .studentsComment) h1, div[role=main] > section:not(.banner, .project-data, .studentsComment) h2 {
  line-height: 1.656;
  text-align: center;
  font-size: 32px;
  margin: 30px 0;
}
div[role=main] > section:not(.banner, .project-data, .studentsComment) h1 span.em, div[role=main] > section:not(.banner, .project-data, .studentsComment) h2 span.em {
  color: #faa80f;
}
div[role=main] > section:not(.banner, .project-data, .studentsComment) p, div[role=main] > section:not(.banner, .project-data, .studentsComment) li {
  hyphens: auto;
  text-align: justify;
  line-height: 1.6;
  font-size: 16px;
}
div[role=main] > section:not(.banner, .project-data, .studentsComment) p a, div[role=main] > section:not(.banner, .project-data, .studentsComment) li a {
  text-decoration: underline;
  color: var(--yy-color-primary);
  font-weight: 600;
}
div[role=main] > section:not(.banner, .project-data, .studentsComment) img {
  width: 100%;
  max-width: 464px;
  height: 260px;
  margin-bottom: 20px;
  object-fit: cover;
}
div[role=main] > section:not(.banner, .project-data, .studentsComment) img.save {
  width: 373px;
  height: auto;
}
div[role=main] > section:not(.banner, .project-data, .studentsComment).learn-more {
  border-top: solid 2px rgba(0, 0, 0, 0.150000006);
  border-bottom: solid 2px rgba(0, 0, 0, 0.150000006);
  padding: 8px 0;
  margin: 60px auto 20px;
  display: flex;
  flex-direction: column;
}
div[role=main] > section:not(.banner, .project-data, .studentsComment).learn-more h2 {
  font-weight: 600;
}
div[role=main] > section:not(.banner, .project-data, .studentsComment).learn-more button {
  margin-bottom: 40px;
  margin-top: 10px;
  font-size: 25px;
}
@media only and (min-width: 768px) {
  div[role=main] > section:not(.banner, .project-data, .studentsComment).learn-more {
    flex-direction: row;
    align-items: center;
    justify-content: space-around;
  }
  div[role=main] > section:not(.banner, .project-data, .studentsComment).learn-more button {
    margin-bottom: unset;
    margin-top: unset;
  }
}
div[role=main] > section:not(.banner, .project-data, .studentsComment).QA {
  max-width: unset;
  background-image: unset;
}
div[role=main] > section:not(.banner, .project-data, .studentsComment).QA .yy-container {
  padding: 0 !important;
}
div[role=main] > section:not(.banner, .project-data, .studentsComment).QA img {
  width: 32px;
  height: 32px;
}
div[role=main] > section:not(.banner, .project-data, .studentsComment).QA h2 {
  font-size: 32px;
  text-align: center;
  margin: 0;
}
div[role=main] > section:not(.banner, .project-data, .studentsComment).QA h3 {
  margin: 0;
  font-size: inherit;
}
div[role=main] > section:not(.banner, .project-data, .studentsComment).QA .import-font {
  font-size: 32px;
}
div[role=main] > section:not(.banner, .project-data, .studentsComment).QA a {
  color: var(--yy-color-primary);
  font-weight: 600;
}
div[role=main] > section:not(.banner, .project-data, .studentsComment).pinyin {
  width: 100%;
  max-width: unset;
  text-align: center;
}
div[role=main] > section:not(.banner, .project-data, .studentsComment).pinyin > p {
  max-width: 1280px;
  margin: 0 auto 30px;
}
div[role=main] > section:not(.banner, .project-data, .studentsComment).pinyin .pinyin-table {
  width: 100%;
  overflow: auto;
  background: unset;
  display: flex;
  justify-content: center;
  padding-top: 0;
}
div[role=main] > section:not(.banner, .project-data, .studentsComment).pinyin .yy-container {
  padding: 0 !important;
}
div[role=main] > section:not(.banner, .project-data, .studentsComment).pinyin .yy-container > h1, div[role=main] > section:not(.banner, .project-data, .studentsComment).pinyin .yy-container > p {
  display: none;
}
div[role=main] > section:not(.banner, .project-data, .studentsComment).pinyin img.search-button,
div[role=main] > section:not(.banner, .project-data, .studentsComment).pinyin img.close-button {
  width: 24px;
  height: 24px;
  margin-bottom: 0;
}
div[role=main] > section:not(.banner, .project-data, .studentsComment).pinyin img.play-button {
  width: 16px;
  height: 16px;
}
@media only screen and (max-width: 1176px) {
  div[role=main] > section:not(.banner, .project-data, .studentsComment).pinyin {
    overflow: none;
  }
}
div[role=main] > section:not(.banner, .project-data, .studentsComment) iframe {
  margin: 0 auto;
  display: block;
}
@media only screen and (min-width: 768px) {
  div[role=main] > section:not(.banner, .project-data, .studentsComment) {
    display: block;
    margin: 0 auto;
    clear: both;
  }
  div[role=main] > section:not(.banner, .project-data, .studentsComment):not(.pinyin, .project-data) {
    max-width: 1280px;
  }
  div[role=main] > section:not(.banner, .project-data, .studentsComment) img {
    width: 40%;
    margin-bottom: unset;
  }
  div[role=main] > section:not(.banner, .project-data, .studentsComment) iframe {
    width: 60%;
    aspect-ratio: 16/9;
  }
  div[role=main] > section:not(.banner, .project-data, .studentsComment).left img {
    float: left;
    margin: 0 40px 40px 0;
  }
  div[role=main] > section:not(.banner, .project-data, .studentsComment).right img {
    float: right;
    margin: 0 0 40px 40px;
  }
}