.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;
}

.tabs {
  background-color: #F9FBFD;
}
.tabs .tabs-header {
  border-bottom: 1px solid rgb(240, 240, 240);
  text-align: center;
}
.tabs .tabs-header .tabs-nav-warp {
  display: inline-block;
  position: relative;
  white-space: nowrap;
}
.tabs .tabs-header .tabs-nav-warp .tabs-nav {
  display: inline-block;
  font-size: 20px;
  padding: 26px 12px;
  color: #999;
  font-weight: 400;
  cursor: pointer;
  vertical-align: middle;
  background-repeat: no-repeat;
  background-size: 24px;
  background-position: 12px center;
  padding-left: 52px;
}
.tabs .tabs-header .tabs-nav-warp .tabs-nav:nth-child(1) {
  background-image: url(../webp/icon_pinyinchart_default%402x.webp);
}
.tabs .tabs-header .tabs-nav-warp .tabs-nav:nth-child(1).active, .tabs .tabs-header .tabs-nav-warp .tabs-nav:nth-child(1):hover {
  background-image: url(../webp/icon_pinyinchart_hover%402x.webp);
}
.tabs .tabs-header .tabs-nav-warp .tabs-nav:nth-child(2) {
  background-image: url(../webp/icon_toneparis_default%402x.webp);
}
.tabs .tabs-header .tabs-nav-warp .tabs-nav:nth-child(2).active, .tabs .tabs-header .tabs-nav-warp .tabs-nav:nth-child(2):hover {
  background-image: url(../webp/icon_toneparis_hover%402x.webp);
}
.tabs .tabs-header .tabs-nav-warp .tabs-nav:nth-child(3) {
  background-image: url(../webp/icon_resources_default%402x.webp);
}
.tabs .tabs-header .tabs-nav-warp .tabs-nav:nth-child(3).active, .tabs .tabs-header .tabs-nav-warp .tabs-nav:nth-child(3):hover {
  background-image: url(../webp/icon_resources_hover%402x.webp);
}
.tabs .tabs-header .tabs-nav-warp .tabs-nav img {
  vertical-align: middle;
  width: 24px;
}
.tabs .tabs-header .tabs-nav-warp .tabs-nav.active {
  color: #01C7CE;
  font-weight: 700;
}
.tabs .tabs-header .tabs-nav-warp .tabs-nav:hover {
  color: #01C7CE;
}
.tabs .tabs-header .tabs-nav-warp .tabs-bar {
  position: absolute;
  height: 4px;
  background-color: #01C7CE;
  transition: all 0.3s;
}
.tabs .tabs-content .tabs-panel {
  display: none;
}
.tabs .tabs-content .tabs-panel.active {
  display: block;
}
@media only screen and (max-width: 991px) {
  .tabs .tabs-header {
    background-color: #fff;
  }
  .tabs .tabs-header .tabs-nav-warp .tabs-nav {
    font-size: 14px;
    font-weight: 400;
    padding: 20px 12px;
    padding-left: 30px;
    background-size: 16px;
    background-position: 12px center;
  }
}

.video-player-list {
  position: relative;
  padding: 60px 0;
}
.video-player-list h2 {
  font-size: 40px;
  text-align: center;
  color: #01C7CE;
}
.video-player-list h2 + p {
  text-align: center;
}
.video-player-list p {
  line-height: 25px;
}
.video-player-list .video-player-container {
  position: relative;
  margin-top: 50px;
  width: 100%;
}
.video-player-list ul {
  padding: 0;
  margin: 0;
  list-style: none;
}
.video-player-list .main-video,
.video-player-list .video-list-index {
  display: inline-block;
  width: 70%;
  border-radius: 12px;
  border: 1px solid rgb(240, 240, 240);
  background: #fff;
  box-shadow: 17px 26px 78px 0 rgba(0, 0, 0, 0.05);
  overflow: hidden;
}
.video-player-list .main-video .main-iframe,
.video-player-list .video-list-index .main-iframe {
  width: 100%;
  outline: none;
  border: none;
  aspect-ratio: 16/9;
  background-color: black;
}
.video-player-list .current-video-info {
  display: flex;
  align-items: center;
  padding: 20px;
}
.video-player-list .current-video-info .video-intro {
  text-align: left;
}
.video-player-list .video-list-index {
  position: absolute;
  right: 0;
  width: 336px;
  height: 100%;
  overflow: auto;
}
.video-player-list .video-list-index li {
  display: flex;
  width: 100%;
  height: 117px;
  padding: 16px;
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
}
.video-player-list .video-list-index li img {
  border-radius: 10px;
  width: 98px;
  height: 65px;
  margin-right: 16px;
}
.video-player-list .video-list-index li.active {
  background-color: #EFF3F5;
}
.video-player-list .video-list-index li + li {
  border-top: 1px solid rgb(217, 217, 217);
}
.video-player-list .video-list-index li .duration {
  font-weight: 700;
  color: #01C7CE;
  margin-top: 8px;
}
.video-player-list .media-count {
  padding: 12px;
  width: 182px;
  border-radius: 10px;
  background: rgb(244, 244, 244);
  margin-left: 20px;
}
.video-player-list .media-count .yy-button {
  --yy-button-size: 38px;
  margin-top: 12px;
}
.video-player-list .media-count .quiz-link.yy-button {
  margin-top: 0px;
  margin-left: 0;
  display: block;
  text-align: center;
  text-decoration: none;
  font-weight: 700;
  color: #01C7CE;
}
.video-player-list .media-count .quiz-link button,
.video-player-list .media-count .practice-link button {
  max-width: 100%;
}
.video-player-list .media-count li {
  display: flex;
  font-size: 12px;
  height: 24px;
  justify-content: space-between;
  align-items: center;
  font-weight: 700;
  background-size: 24px;
  background-repeat: no-repeat;
  padding-left: 32px;
}
.video-player-list .media-count li + li {
  margin-top: 5px;
}
.video-player-list .media-count .Pinyin {
  background-image: url(../webp/icon_flashcards%402x.webp);
}
.video-player-list .media-count .Audio {
  background-image: url(../webp/icon_audio%402x.webp);
}
.video-player-list .media-count .Quiz {
  background-image: url(../webp/icon_quiz%402x.webp);
}
@media only screen and (max-width: 991px) {
  .video-player-list {
    padding: 30px 0;
  }
  .video-player-list h2 {
    font-size: 28px;
  }
  .video-player-list .video-player-container .current-video-info {
    display: block;
  }
  .video-player-list .video-player-container .current-video-info .md-btn {
    --yy-button-size: 42px;
  }
  .video-player-list .video-player-container .current-video-info .media-count {
    margin: 0 auto;
  }
  .video-player-list .video-player-container .current-video-info h3 {
    margin-top: 0;
  }
  .video-player-list .video-player-container .main-video {
    width: 100%;
  }
  .video-player-list .video-player-container .video-list-index {
    position: relative;
    width: 100% !important;
  }
}

.resources-container {
  padding: 64px 60px;
  background: url(../webp/dot%402x-2.webp) 0 64px no-repeat;
  background-size: 100% auto;
}
.resources-container h1 + p {
  text-align: center;
}
.resources-container .card-container {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-start;
  margin-top: 32px;
}
.resources-container .card-container .card-item {
  display: block;
  width: 32%;
  padding: 24px 32px;
  border-radius: 10px;
  border: 1px solid rgb(240, 240, 240);
  background: rgb(255, 255, 255);
  box-shadow: 17px 26px 78px 0 rgba(0, 0, 0, 0.05);
  text-decoration: none;
  color: #474747;
  cursor: pointer;
  margin-bottom: 20px;
}
.resources-container .card-container .card-item img {
  display: block;
  width: 64px;
}
.resources-container .card-container .card-item .tags {
  display: flex;
}
.resources-container .card-container .card-item .tags .tag-item {
  padding: 3px 6px;
  border-radius: 20px;
  background: rgb(255, 238, 250);
  font-size: 12px;
  font-weight: 700;
  color: #c01574;
}
.resources-container .card-container .card-item:nth-child(3n-1) {
  margin-left: 2%;
}
.resources-container .card-container .card-item:nth-child(3n) {
  margin-left: 2%;
}
.resources-container .filters-container {
  display: flex;
  justify-content: center;
  margin-top: 40px;
  flex-wrap: wrap;
}
.resources-container .filters-container .key-item {
  font-size: 16px;
  font-weight: 700;
  padding: 4px 16px;
  background: #EFF3F5;
  border-radius: 6px;
  color: #474747;
  margin-bottom: 12px;
  margin-right: 12px;
  cursor: pointer;
}
.resources-container .filters-container .key-item.active {
  background-color: #f9a812;
  color: #5a2b0f;
}
@media only screen and (max-width: 991px) {
  .resources-container {
    padding: 40px 20px;
  }
  .resources-container .card-container {
    display: block;
  }
  .resources-container .card-container .card-item {
    width: 100%;
  }
  .resources-container .card-container .card-item img {
    width: 48px;
  }
}

.QA {
  padding-bottom: 40px;
}
.QA h2 {
  font-size: 52px;
  text-align: center;
  margin: 0 0 60px;
}
.QA h3 {
  margin: 0;
  font-size: inherit;
}
.QA .btn-arrows img {
  width: 32px;
  height: 32px;
}
.QA a {
  color: var(--yy-color-primary);
  font-weight: 600;
}
@media only screen and (max-width: 1199px) {
  .QA h2 {
    font-size: 32px;
  }
}

.faq-section {
  max-width: 1440px;
  width: 100%;
  margin: 0 auto;
  columns: 2 400px;
  column-gap: 50px;
  padding: 30px;
}
.faq-section.pinyin-faq {
  columns: 1;
}
.faq-section.pinyin-faq h2 {
  column-span: all;
  text-align: center;
}
.faq-section h2:first-of-type,
.faq-section h3:first-of-type {
  margin-top: 0;
}
.faq-section .wide-heading {
  column-span: all;
  text-align: center;
  margin-bottom: 40px;
}
.faq-section p {
  hyphens: auto;
  text-align: justify;
  line-height: 25px;
}
.faq-section a {
  color: var(--yy-color-primary);
  font-weight: 600;
}
.faq-section .em-orange {
  color: #f9a812;
}
.faq-section .em-blue {
  color: #01c7ce;
}