@media (max-width: 767px) {
  .title {
    font-size: 24px;
  }
  .description {
    font-size: 18px;
  }
  .content {
    font-size: 16px;
  }
  .btn.btn-custom {
    padding: 0px 14px;
    font-size: 14px;
  }
  .btn.btn-arrow-right {
    padding: 0px 40px 0 14px;
    background-image: url('./../images/fixed/common/arrowRight_S.png');
    background-position: calc(100% - 12px) center;
  }
  .container {
    padding: 0 40px;
  }
  .popup .inner {
    margin: 5vh auto;
    max-width: 500px;
    min-height: 90%;
    max-height: 90%;
  }
  .popup .inner .contain {
    margin: 35px 15px;
    padding: 35px 50px;
    min-height: calc(100% - 70px);
    max-height: calc(100% - 70px);
  }
  .popup .inner .title {
    font-size: 28px;
    description: 24px;
    contain: 16px;
  }
  .popup[data-style=vertical] .contain {
    margin: 15px 15px;
    padding: 35px 50px;
    min-height: calc(100% - 30px);
    max-height: calc(100% - 30px);
  }
  #HomepageBanner {
    background-position: top left;
    background-size: auto 100vh;
  }
  #HomepageBanner .layer-white {
    position: relative;
    margin-top: calc(100vh - 65px);
    left: 0;
    right: 0;
    bottom: 0;
    max-width: none;
    max-height: none;
    width: 100%;
    min-height: unset;
    position: absolute;
    overflow: hidden;
  }
  #HomepageBanner .layer-white .title {
    font-size: 28px;
  }
  #HomepageBanner .layer-white .content {
    font-size: 18px;
  }
  #HomepageBanner .layer-white .btn-custom {
    padding: 0px 40px 0 14px;
    line-height: 2;
  }
  #HomepageBanner {
    background-attachment: fixed;
    height: auto;
    background-size: auto 400px;
    min-height: 150vh;
    background-color: #ffffff;
  }
  #HomepageBanner .layer-white {
    top: 400px !important;
    margin-top: calc(100vw - 65px);
    min-width: unset;
  }
  #HomepageSection3,
  #HomepageSection5,
  #HomepageSection6,
  #HomepageSection8 {
    padding: 5vh 0;
  }
  #HomepageSection3 .content,
  #HomepageSection5 .content,
  #HomepageSection6 .content,
  #HomepageSection8 .content {
    margin: 0 0 30px;
  }
  #HomepageSection1 .title {
    font-size: 40px;
  }
  #HomepageSection2 .box-center .title,
  #HomepageSection7 .box-center .title {
    font-size: 24px;
  }
  #HomepageSection2 .box-center .content,
  #HomepageSection7 .box-center .content {
    font-size: 28px;
  }
  #HomepageSection4 .box-center .title,
  #HomepageSection9 .box-center .title,
  .contactSectionBanner .box-center .title {
    font-size: 28px;
  }
  #HomepageSection4 .box-center .content,
  #HomepageSection9 .box-center .content,
  .contactSectionBanner .box-center .content {
    font-size: 18px;
  }
  #HomepageSection6 .title {
    font-size: 28px;
  }
  #HomepageSection6 .content {
    font-size: 18px;
  }
  #AboutSection0 {
    padding-top: 0px;
    padding-bottom: 100px;
    padding-bottom: 60px;
  }
  #AboutSection0 .inner .description {
    margin: 30px 0 30px;
    font-size: 18px;
  }
  #AboutSection0 .inner .content {
    margin-bottom: 0;
  }
  #InterviewSection0 .inner .title {
    font-size: 28px;
  }
  #InterviewSection1 .inner {
    margin: 40px 0 0;
  }
  #InterviewSection1 .inner .letter {
    padding: 40px 20px 40px;
  }
  #InterviewSection1 .inner .letter p {
    background-image: repeating-linear-gradient(transparent,transparent 31px,#e3e1e1 32px);
  }
  .InterviewSection2 {
    margin-top: 150px;
    margin-bottom: 100px;
  }
  .InterviewSection2 .inner .title {
    padding: 40px 0;
  }
  .InterviewSection2 .inner .title h3 {
    font-size: 64px;
    line-height: 120px;
  }
  .InterviewSection2 .inner .title h3::after {
    right: calc(-100vw * 10 / 12 + 100% + 100px + 72px + 2px);
  }
  .InterviewSection2 .inner .title p {
    padding: 0 16px;
    font-size: 24px;
  }
  .InterviewSection2 .inner .qa-content .content {
    font-size: 16px;
  }
  .InterviewSection2 .inner .qa-content .content.author {
    font-size: 18px;
  }
  .InterviewSection2 .inner .qa-end {
    margin: 30px 0;
  }
  .sticker-ink {
    transform: translate(-50%,-50%) scale(.6);
  }
  .sticker-interview.sticker-interview-down {
    right: -50px;
  }
  .sticker-interview.sticker-interview-up {
    left: -50px;
  }
  #CourseSection0 {
    padding-bottom: 100px;
  }
  #CourseSection0 .inner .content {
    font-size: 28px;
  }
  #CourseSection1 {
    padding-top: 560px;
    padding-bottom: 60px;
    background-size: auto 560px;
  }
  #CourseSection1 .inner .title {
    font-size: 28px;
  }
  #CourseSection1 .inner .description {
    margin-bottom: 30px;
    font-size: 24px;
  }
  #CourseSection1 .grid .grid-item:nth-child(2) {
    border-top: none;
  }
  #CourseSection1 .grid .grid-item:nth-child(2n+1) {
    transition-delay: 0ms;
  }
  #CourseSection1 .grid .grid-item:nth-child(2n) {
    transition-delay: 150ms;
  }
  #CourseSection2 {
    padding-top: 560px;
    padding-bottom: 0px;
    background-size: auto 560px;
  }
  #CourseSection2 .inner .title {
    font-size: 28px;
  }
  #CourseSection2 .inner .description {
    margin-bottom: 30px;
    font-size: 24px;
  }
  #CourseSection2 .grid .grid-item .title {
    margin-top: 15px;
    font-size: 18px;
  }
  #CourseSection2 .grid .grid-item .content {
    font-size: 16px;
  }
  #CourseSection2 .grid .grid-item .btn-detail a {
    font-size: 14px;
  }
  #CourseSection5 {
    background-attachment: local;
    background-position: top center;
    background-size: 100vw auto;
    max-width: calc(100vw - 60px);
    margin: 0;
    padding-top: 560px;
    padding-bottom: 0px;
    min-height: calc(100vh - 90px);
    max-width: unset;
    height: auto;
  }
  #CourseSection5 .inner {
    margin: 0px 0;
    background: #ffffff;
  }
  #CourseSection5 .inner .box-center-div {
    height: calc(100vh - 90px);
  }
  #CourseSection5 .inner .title {
    font-size: 28px;
  }
  #CourseSection5 .inner .description {
    margin-bottom: 30px;
    font-size: 24px;
  }
  #CourseSection5 .inner .content {
    margin: 20px 0;
    font-size: 16px;
  }
  #CourseSection5 .inner .box-center-div {
    height: auto;
  }
  #CourseSection5 .inner .box-center-div .box-center {
    position: relative;
    padding: 30px 0;
    left: 0;
    top: 0;
    transform: none;
  }
  #CourseSection6 {
    padding-top: 560px;
    background-attachment: local;
    background-position: top center;
    background-size: 100vw auto;
    background-position: top left;
    min-height: calc(100vh - 90px);
    height: auto;
  }
  #CourseSection6 .inner .box-center-div {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 560px;
  }
  #CourseSection6 .inner .box-center-div .box-center {
    padding-right: 30%;
    width: 80%;
    text-align: left;
    word-break: keep-all;
    opacity: 1;
  }
  #CourseSection6 .inner .box-center-div .box-center .title {
    font-size: 28px;
    line-height: 1.2;
    padding-bottom: 48px;
    color: #ffffff;
  }
  #CourseSection6 .inner .left,
  #CourseSection6 .inner .right {
    display: block;
    width: 100%;
    min-height: unset;
    height: auto;
  }
  #CourseSection6 .inner .left {
    padding-bottom: 30px;
    background: none !important;
    background-color: #ffffff !important;
  }
  #CourseSection6 .inner .left .row {
    background-image: url('./../images/fixed/course/Date_mobile.png');
    background-position: calc(40px + 45vw / 3.75) calc(50% + 92px - 16.5vw / 3.75 - 15px);
    background-size: calc(31vw / 3.75) calc(41vw / 3.75);
    background-repeat: no-repeat;
    padding-bottom: 15px;
  }
  #CourseSection6 .inner .left .row:nth-child(2) {
    padding-bottom: 0;
    background-image: url('./../images/fixed/course/Revision.png');
    background-position: calc(40px + 45vw / 3.75) 50%;
  }
  #CourseSection6 .inner .left .row:nth-child(2) .course-back {
    margin: 0 40px;
    padding: 0px 0 0px calc(120vw / 3.75);
    border-top: #498f9d 1px solid;
  }
  #CourseSection6 .inner .left .row:nth-child(3) {
    background: none;
  }
  #CourseSection6 .inner .left .row:nth-child(3) .row {
    background: none;
  }
  #CourseSection6 .inner .left .title {
    margin: 0;
    padding: 20px 15px;
    background: #498f9d;
    text-align: center;
    font-size: calc(48vw / 12);
  }
  #CourseSection6 .inner .left .title h4 {
    font-size: 0;
  }
  #CourseSection6 .inner .left .title span a {
    margin: 0 12px;
    padding: 0 24px;
  }
  #CourseSection6 .inner .left .title span .btn.btn-custom {
    color: #ffffff;
    border-color: #ffffff;
    border-radius: 7px;
  }
  #CourseSection6 .inner .left .title span .btn.btn-custom.active {
    color: #498f9d;
    background: #ffffff;
  }
  #CourseSection6 .inner .left .content {
    padding-left: calc(40px + 120vw / 3.75);
  }
  #CourseSection6 .inner .left .content-title {
    margin-top: 30px;
  }
  #CourseSection6 .inner .left .content-title * {
    color: #191a1d;
    font-size: 16px;
  }
  #CourseSection6 .inner .left .content-date {
    margin-bottom: 0px;
    font-size: 24px;
  }
  #CourseSection6 .inner .left .course-date {
    padding-left: calc(40px + 120vw / 3.75);
    columns: 1;
  }
  #CourseSection6 .inner .left .course-date .content {
    padding: 0 30px;
  }
  #CourseSection6 .inner .left .course-back {
    padding-left: calc(40px + 120vw / 3.75);
    columns: 1;
  }
  #CourseSection6 .inner .left .course-back .content {
    padding: 0 30px;
  }
  #CourseSection6 .inner .visible-xs .content {
    color: #191a1d;
  }
  #CourseSection6 .grid .grid-item {
    display: block;
    width: calc(100% - 80px);
    height: auto;
    background-color: transparent;
    border-top: #498f9d 1px solid;
    text-align: left;
  }
  #CourseSection6 .grid .grid-item .box-center {
    display: none;
    position: relative;
    left: 0;
    top: 0;
    transform: none;
  }
  #CourseSection6 .grid .grid-item .box-center.active {
    display: block;
  }
  #CourseSection6 .grid .grid-item .title {
    padding: 0;
    color: #191a1d;
    font-size: 18px;
  }
  #CourseSection6 .grid .grid-item .content {
    padding: 0;
    color: #498f9d;
    font-size: 24px;
  }
  #CourseSection6 .grid .grid-item .remark {
    color: #498f9d;
    font-size: 14px;
  }
  #CourseSection6 .grid .grid-item.grid-item:nth-child(n) {
    margin: 0px 40px;
    padding: 40px 0 40px calc(120vw / 3.75);
  }
  #CourseSection6 .grid .grid-item.item-location {
    display: none;
  }
  #CourseSection6 .grid .grid-item.item-cost {
    background-image: url('./../images/fixed/course/fee_mobile.png');
    background-size: calc(37vw / 3.75) calc(35vw / 3.75);
    background-position: calc(33vw / 3.75) center;
  }
  #CourseSection6 .grid .grid-item.item-quantity {
    background-image: url('./../images/fixed/course/people_mobile.png');
    background-size: calc(62vw / 3.75) calc(45vw / 3.75);
    background-position: calc(20vw / 3.75) center;
  }
  #CourseSection6 .grid .grid-item.item-contact {
    background-image: url('./../images/fixed/course/wechat_mobile.png');
    background-size: calc(43vw / 3.75) calc(40vw / 3.75);
    background-position: calc(29vw / 3.75) center;
  }
  .sectionCourseDetail .grid.grid-flex {
    flex-flow: column;
  }
  .sectionCourseDetail .grid.grid-flex .grid-item {
    margin: 2px -40px;
    padding: 0 10px;
    width: calc(100% + 80px);
    min-height: calc(150vw / 3.75);
  }
  .sectionCourseDetail .grid.grid-flex .grid-item .item-image {
    width: calc(40% - 30px);
    margin-right: 30px;
    padding-top: calc(40% - 30px);
    float: left;
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    z-index: -2;
  }
  .sectionCourseDetail .grid.grid-flex .grid-item .black-layer {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: #498f9d;
    transition: 300ms;
    z-index: -1;
    background-image: url('./../images/fixed/course/arrow.png') !important;
    background-position: calc(100% - 40px) center !important;
    background-size: 11px 20px !important;
    background-repeat: no-repeat !important;
  }
  .sectionCourseDetail .grid.grid-flex .grid-item .title,
  .sectionCourseDetail .grid.grid-flex .grid-item .content,
  .sectionCourseDetail .grid.grid-flex .grid-item .detail {
    display: inline-block;
    display: -webkit-inline-block;
    width: calc(60% - 30px);
    color: #ffffff;
  }
  .sectionCourseDetail .grid.grid-flex .grid-item .title,
  .sectionCourseDetail .grid.grid-flex .grid-item .content {
    margin: 0;
    width: 100%;
    color: #ffffff;
  }
  .sectionCourseDetail .grid.grid-flex .grid-item .title br,
  .sectionCourseDetail .grid.grid-flex .grid-item .content br {
    display: none;
  }
  .sectionCourseDetail .grid.grid-flex .grid-item .title {
    padding: 40px 50px 0px 30px;
  }
  .sectionCourseDetail .grid.grid-flex .grid-item .content {
    padding: 0px 50px 40px 30px;
  }
  .sectionCourseDetail .grid.grid-flex .grid-item .detail {
    display: none;
  }
  .sectionCourseDetail .grid.grid-flex .grid-item.open .black-layer {
    background: rgba(0,0,0,0.7);
  }
  .sectionCourseDetail .grid.grid-flex .desc {
    color: #191a1d;
    font-size: 17px;
    line-height: 2;
    padding: 0px 0;
    transition: 300ms;
  }
  .sectionCourseDetail .grid.grid-flex .desc * {
    margin: 0;
  }
  .letterSectionBanner .box-center .title {
    font-size: 24px;
  }
  .letterSectionBanner .box-center .content {
    font-size: 28px;
  }
  .letterSectionSubBanner .box-center .title {
    font-size: 24px;
  }
  .letterSectionSubBanner .box-center .content {
    font-size: 28px;
  }
  .letterSectionContent {
    padding: 80px 0;
  }
  .letterSectionContent .content {
    margin: 30px 0;
  }
  .letterSectionContent .author {
    margin: 30px 0;
  }
  #LetterSection1.letterSectionContent .title {
    font-size: 28px;
    text-shadow: none;
  }
  #LetterSection5.letterSectionContent .content {
    font-size: 28px;
  }
  #LetterSection5.letterSectionContent .author {
    font-size: 24px;
  }
  .btn-regist {
    border-radius: 50%;
    background-color: #498f9d;
    width: 80px;
    height: 80px;
    padding-top: 50px;
    background-position: center 15px;
    right: 20px;
    bottom: 20px;
    z-index: 10;
  }
  .popup .inner,
  .popup .inner.small {
    width: 100%;
    max-width: calc(100vw - 60px);
    max-height: calc(100vh - 60px);
  }
  .popup .inner .contain,
  .popup .inner.small .contain {
    margin: 0;
    padding: 20px;
    max-width: calc(100vw - 60px);
    max-height: calc(100vh - 60px);
  }
  .popup .inner .contain .description,
  .popup .inner.small .contain .description {
    font-size: 24px;
  }
  .popup-location-filter {
    min-width: 100% !important;
  }
  .popup-location-filter-item {
    margin-bottom: 15px;
  }
}