main {
  display: flex;
  flex-direction: row;
}

.content-header {
  color: var(--secondary);
  letter-spacing: 3.15px;
  text-transform: uppercase;
}

a.content-header:hover {
  color: var(--secondary);
}

.content-label {
  font-size: 1.0625rem;
  font-weight: 900;
  letter-spacing: 1.19px;
  text-transform: uppercase;
}

#loading {
  background-color: #fff;
  height: 100%;
  width: 100%;
  position: fixed;
  z-index: 999999;
  margin-top: 0px;
  top: 0px;
}

#loader {
  height: 50px;
  width: 50px;
  left: 0;
  right: 0;
  top: 0;
  bottom: 0;
  margin: auto;
  position: absolute;
}

#loading-center {
  width: 100%;
  height: 100%;
  position: relative;
}

#loading-center-absolute {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 25%;
  transform: translate(-50%, -50%);
  text-align: center;
}

#corners {
  fill: none;
  stroke-width: 7;
  stroke: var(--tp-theme-1);
  stroke-dasharray: 25;
  animation: dash infinite 1.5s ease;
  -webkit-animation: dash infinite 1.5s ease;
}

/* Banner start */
.banner-landing {
  padding-top: 36px;
  padding-bottom: 24px;
}

.banner-landing-content {
  /* padding-left: 120px; */
  padding-left: 7.5rem;
}

.banner-landing-content::before {
  content: '';
  position: absolute;
  background-image: url('../../public/img/banner/banner-pseudo.png');
  background-size: cover;
  background-repeat: no-repeat;
  width: 75px;
  height: 75px;
  left: 100px;
  bottom: 24px;
  z-index: 10;
}

/* Banner end */

/* Slide main start */
.slide-main-area {
  margin-bottom: 80px;
}

.slide-main-group .slick-track {
  min-width: 100vw !important;
}

.slide-btn .btn-register-course {
  padding: 16px 32px;
  font-weight: 600;
}

.slide-main-area .slide-main-container {
  max-height: 900px;
}

.slide-main-area .slide-main-container .slide-next-btn {
  right: 24px;
}

.slide-main-area .slide-main-container .slide-next-btn .slick-arrow-custom {
  background-color: transparent;
  border-radius: 50%;
  border: none;
}

.slide-main-area .slide-main-container .slide-next-btn .slick-arrow-custom:hover {
  background-color: rgba(255, 255, 255, 0.5);
}

.slide-main-text {
  left: 10%;
}

.slide-item-text-header {
  font-size: 17px;
  font-weight: 900;
  letter-spacing: 1.19px;
  text-transform: uppercase;
}

.slide-item-text-content {
  margin-bottom: 32px;
  font-size: 2.8125rem;
  font-weight: 900;
  letter-spacing: 4.2px;
  text-transform: uppercase;
  line-height: 175%;
}

.slide-button-next {
  left: auto;
  right: 40px;
  border-radius: 50%;
  transform: translateY(-50%);
  background-color: transparent;
}

.slide-button-next:hover {
  background-color: rgba(170, 204, 187, 0.5);
}

.g-recaptcha {
  transform: scale(0.77);
  transform-origin: 0 0;
}

.divide-slide {
  border-left: 1px solid var(--secondary);
}

.slide-main-area ul.slick-dots-slide {
  display: flex;
  flex-direction: row;
  gap: 4px;
}

.slide-main-area .slick-dots-slide li {
  width: 6px;
  height: 6px;
  background-color: #dadada;
  border-radius: 50px;
}

.slide-main-area .slick-dots-slide li.slick-active {
  width: 28px;
  background-color: #dadada;
}

.slide-main-area .slick-dots-slide li button {
  display: none;
}

.slide-bg>iframe {
  width: 100%;
  height: 822px !important;
}

/* Slide main end */

/* About start*/
.about-us {
  margin-bottom: 150px;
  padding-left: 30px;
  padding-right: 30px;
}

.about-us .about-text-group {
  padding-top: 28px;
  padding-left: 64px;
  padding-right: 40px;
}

.about-us .about-text-group .about-text-label span {
  font-weight: 900;
  font-style: 1.0625rem;
}

.about-us .about-text-group .about-text-label {
  margin-bottom: 18px;
}

/* .about-us .about-text-group .about-text-heading,
.about-us .about-text-group .about-text-info {
  margin-bottom: 24px;
} */

.about-us .about-text-group .about-text-ads {
  margin-bottom: 28px;
}

.about-us .about-text-group .about-text-ads>div:not(:last-child) {
  margin-bottom: 8px;
}

.about-us .about-text-ads div span:first-child {
  margin-right: 20px;
  color: var(--red-main);
}

.about-us .about-text-ads div span:last-child {
  font-size: 1rem;
}

.about-us .about-numbers>div span:first-child {
  font-size: 2.5rem;
  font-weight: 900;
}

.about-us .about-numbers>div span:last-child {
  font-weight: 600;
  color: var(--secondary);
}

.about-us .about-img .img-contain {
  width: 85%;
}

/* About end */

/* Courses start*/
.courses {
  margin-bottom: 150px;
}

.courses-group {
  width: 86%;
}

.courses .courses-header-group {
  margin-left: 26px;
}

.courses .courses-header {
  max-width: 47%;
}

.courses-content {
  padding: 0 50px 0 100px;
}

.courses-content>div>span>i {
  color: var(--red-main);
}

.courses .courses-group .courses-wrapper {
  height: unset;
  padding-bottom: 12px;
}

.courses .courses-group .courses-slide .courses-item-img {
  max-height: 200px;
  border-top-left-radius: 15px;
  border-top-right-radius: 15px;
  overflow: hidden;
}

.courses .courses-group .courses-slide .courses-item-img img {
  max-height: 200px;
  object-fit: cover;
}

.courses .courses-group .courses-slide .courses-item-info {
  display: flex;
  flex-direction: column;
  min-height: 140px;
  padding-bottom: 10px;
  padding-left: 12px;
  padding-right: 12px;
  border-bottom-left-radius: 15px;
  border-bottom-right-radius: 15px;
  box-shadow: 0px 4px 5px 2px #ddd;
}

.courses .courses-item-info .courses-item-title {
  padding-top: 12px;
  padding-bottom: 12px;
  flex-grow: 1;
}

.courses .courses-item-info .courses-item-pill>div>div>div {
  padding: 6px;
  border: 1px solid var(--border);
  border-radius: 25px;
}

.courses .courses-item-info .pill-avatar {
  width: 25px;
  height: 25px;
  border-radius: 50%;
  overflow: hidden;
  min-width: 25px;
}

.two-lines {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: normal;
  /* Đảm bảo nội dung có thể wrap */
  max-height: 3em;
}

.courses .courses-slide {
  padding-left: 14px;
  padding-right: 14px;
  margin-bottom: 16px;
  height: auto;
}

.pill-teacher {
  max-width: 50%;
  padding-right: 4px;
}

.pill-lessons {
  max-width: 50%;
  padding-left: 4px;
}

.courses .courses-button::after {
  display: none;
}

.courses .courses-button {
  position: absolute;
  width: 30px;
  height: 30px;
  background-repeat: no-repeat;
}

.courses .courses-button.courses-button-prev {
  left: -4%;
}

.courses .courses-button.courses-button-next {
  right: -4%;
}

.courses .courses-button.courses-button-prev:hover,
.courses .courses-button.courses-button-next:hover,
.detailCourse:hover {
  cursor: pointer;
}

/* Courses end */

/* Slide ads start */
.slide-ads {
  margin-bottom: 150px;
  padding-left: 28px;
}

.slide-ads .slide-ads-group {
  max-height: 225px;
}

.slide-ads .slide-ads-group .slide-ads-item {
  min-width: 300px;
  max-width: 400px;
  padding-left: 30px;
  padding-right: 30px;
}

.slide-ads .slide-ads-item img {
  max-height: 225px;
  object-fit: cover;
}

/* Slide ads end */

/* Portfolio start */
.portfolio {
  margin-bottom: 150px;
}

.portfolio-wrap {
  padding-left: 38px;
  padding-right: 38px;
}

.portfolio-subject-wrap:last-child {
  margin-top: 102px;
}

.portfolio-subject-item {
  padding: 26px 8px 64px 8px;
  /* background: #f2f2f2; */
  box-shadow: 40px 66px 164px 0px rgba(0, 0, 0, 0.1);
  font-size: 4rem;
  border-radius: 15px;
  color: #fff;
}

.portfolio-subject-item.portfolio-subject-math {
  background: #ff7686;
}

.portfolio-subject-item.portfolio-subject-physics {
  background: #fec23f;
}

.portfolio-subject-item.portfolio-subject-chemistry {
  background: #7ed957;
}

.portfolio-subject-item.portfolio-subject-biology {
  background: #24b6db;
}

.portfolio-subject-math .portfolio-subject-icon svg path,
.portfolio-subject-physics .portfolio-subject-icon svg path,
.portfolio-subject-chemistry .portfolio-subject-icon svg path,
.portfolio-subject-biology .portfolio-subject-icon svg path {
  stroke: #fff;
}

.portfolio-subject-icon.icon-physics::before {
  content: '';
  position: absolute;
  width: 50px;
  height: 47px;
  left: 0;
  background-image: url('/public/img/landing/physics-icon.png');
  background-repeat: no-repeat;
  z-index: 1;
}

.portfolio-subject-name.subject-physics {
  padding-top: 64px;
}

.portfolio-subject-icon.icon-biology::before {
  content: '';
  position: absolute;
  width: 54px;
  height: 52px;
  left: 0;
  background-image: url('/public/img/landing/biology-icon.png');
  background-repeat: no-repeat;
  z-index: 1;
  filter: brightness(0) invert(1);
}

.portfolio-subject-name.subject-biology {
  padding-top: 64px;
}

.portfolio-subject-icon.icon-chemistry::before {
  content: '';
  position: absolute;
  width: 51px;
  height: 48px;
  left: 0;
  background-image: url('/public/img/landing/chemistry-icon.png');
  background-repeat: no-repeat;
  z-index: 1;
  filter: brightness(0) invert(1);
}

.portfolio-subject-name.subject-chemistry {
  padding-top: 64px;
}

.portfolio-subject-name.subject-chemistry span:last-child {
  display: block;
  text-align: right;
  text-indent: 12px;
}

.portfolio-subject-icon.icon-math::before {
  content: '';
  position: absolute;
  width: 43px;
  height: 49px;
  left: 0;
  background-image: url('/public/img/landing/math-icon.png');
  background-repeat: no-repeat;
  background-size: cover;
  z-index: 1;
  filter: brightness(0) invert(1);
}

.portfolio-subject-name.subject-math {
  padding-top: 64px;
}

.portfolio-subject-name.subject-math span:last-child {
  display: block;
  text-align: right;
  text-indent: 12px;
}

.portfolio-subject-name {
  max-width: 250px;
  font-size: 2.5rem;
  font-weight: 400;
  line-height: 4rem;
  text-align: center;
}

.portfolio-subject-name span {
  font-family: 'Sigmar One', cursive !important;
}

.bottom-btn {
  bottom: 64px;
  /* bottom: calc(100% - 64px); */
}

.btn-course {
  padding: 12px 24px;
  text-align: center;
  font-size: 15px;
  font-weight: 600;
  line-height: normal;
  letter-spacing: 1.5px;
  text-transform: uppercase;
}

/* Portfolio end */

/* Why choice us start*/

.why-choice-us {
  margin-bottom: 150px;
}

.why-choice-us-video {
  border-radius: 0px 16px 36px 0px;
  min-height: 350px;
}

.btn-play-video-wcu {
  background-color: transparent;
}

.btn-play-video-wcu span {
  width: 80px;
  height: 80px;
  border: 0.25rem solid #fff;
}

.btn-play-video-wcu span i {
  font-size: 3rem;
}

.why-choice-us-content {
  margin: 120px 0 35px 0;
}

.why-choice-us-item {
  color: var(--paragraph-color);
  font-size: 17px;
  font-style: normal;
  font-weight: 400;
  line-height: normal;
}

.why-choice-us-item:last-child {
  margin-top: 20px;
}

.why-choice-us-item span i {
  margin-right: 12px;
  color: var(--red-main);
}

/* Why choice us end */

/* Find tutor start */

.findtutor {
  margin-bottom: 150px;
}

.findtutor-wrap {
  background-image: url('../../public/img/landing/background_findtutor.png');
  background-size: cover;
}

.findtutor-container {
  padding: 66px 50px;
}

.findtutor-header {
  font-size: 2.1875rem;
  letter-spacing: 3.15px;
  text-transform: uppercase;
}

.findtutor-group {
  padding: 36px 56px;
  border-radius: 30px;
  border: 1px solid var(--White-Smoke, #f3f3f3);
  background: radial-gradient(258.27% 279.56% at 50% -86.79%,
      rgba(242, 242, 242, 0.49) 0%,
      rgba(242, 242, 242, 0.07) 100%);
  backdrop-filter: blur(25px);
}

.findtutor-select>div {
  min-height: 48px;
  height: 100%;
}

.findtutor-select select {
  padding: 0 10px;
  height: 100%;
  white-space: pre-wrap;
  color: var(--secondary);
  background-color: transparent;
  text-align-last: center;
  text-align: start;
  font-size: 13px;
  font-weight: 500;
  line-height: 17px;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.findtutor-select select:focus {
  outline: none;
}

.select-header-text {
  color: var(--secondary);
  text-align: center;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
}

.btn-find-tutor {
  width: 100%;
  height: 100%;
  color: #fff;
  text-align: center;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
}

/* Find tutor end */

/* Testimonial start */

.testimonial {
  margin-bottom: 150px;
}

.testimonial-wrap {
  position: relative;
  padding-left: 38px;
  padding-right: 38px;
}

.courses-header-group div .content-label::before,
.about-text-label::before,
.portfolio-detail::before,
.testimonial-wrap::before,
.why-choice-us-details::before {
  content: '';
  position: absolute;
  top: 0;
  width: 147px;
  height: 145px;
  background-image: url('/public/img/landing/pseudo.png');
  background-size: cover;
  z-index: -1;
}

.testimonial-suggest {
  padding-right: 12px;
}

.testimonial-form {
  padding-left: 12px;
}

.testimonial-text-label {
  margin-bottom: 22px;
}

.testimonial-heading p {
  margin-bottom: 14px;
}

.testimonial-form-container {
  padding: 36px 32px 22px;
  border: 1px solid #dadada;
}

.testimonial-question {
  margin-bottom: 66px;
}

.input-form-question,
.input-form-slove-question {
  margin-top: 12px;
  padding-top: 12px;
  border-radius: 4px;
  border: 1px solid #dadada;
  min-height: 102px;
  background: rgba(203, 50, 50, 0);
}

.input-form-question:focus,
.input-form-slove-question:focus {
  outline: none;
  border: 2px solid var(--red-main);
}

.input-form-question::placeholder,
.input-form-slove-question::placeholder {
  color: var(--paragraph-color);
  font-size: 17px;
}

.testimonial-slove-question .solve-practice select {
  padding: 8px 6px 8px 24px;
  background-color: var(--white-smoke);
  font-weight: 500;
}

.testimonial-slove-question .solve-practice select {
  color: black;
  -webkit-text-fill-color: black;
  /* Ensure consistent text color in Safari */
}

.solve-practice {
  cursor: pointer;
}

.exerciseSubjectWrap {
  background-color: var(--white-smoke);
  border-radius: 4px;
  display: block;
  min-width: 220px;
}

.exerciseSubjectWrap:hover {
  background-color: #d5d2d2;
}

.exerciseSubjectWrap:hover select.exerciseSubject {
  background-color: #d5d2d2;
}

select.exerciseSubject {
  background-color: var(--white-smoke);
  background-image: url(../../public/icon/award.svg), url(../../public/icon/selectDown.png);
  background-repeat: no-repeat, no-repeat;
  background-position: center left, center right;
  background-size: auto, 24px;
  cursor: pointer;
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
}

.testimonial-slove-question .solve-practice select:focus-visible {
  outline: none;
}

.testimonial-slove-question .solve-practice .solve-practice-content {
  /* background-color: var(--white-smoke); */
  border-radius: 4px;
}

.btn-wrap {
  margin-top: 24px;
}

/* .btn-upload-file {
  margin-right: 12px;
} */

.btn-upload-file:hover svg path {
  stroke: #fff;
}

.btn-send-question span,
.btn-send-slove-question span,
.btn-upload-file span {
  text-align: center;
  font-size: 16px;
  font-weight: 500;
  letter-spacing: 1.5px;
  text-transform: uppercase;
}

.btn-send-question,
.btn-send-slove-question,
.btn-upload-file {
  padding: 8px 16px;
}

.one-line {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 100%;
  /* Hoặc một giá trị cụ thể nếu cần */
}

#file-name {
  font-style: italic;
  color: var(--new-blue);
}

.btn-upload-file {
  display: inline-block;
  /* Đảm bảo rằng .one-line sẽ không vượt quá chiều rộng của .btn-upload-file */
  max-width: 200px;
  /* Đặt chiều rộng tối đa cho .btn-upload-file nếu cần */
}

/* Testimonial end */

/* Download App start */
.download-app-wrap {
  height: 90vh;
  background-image: url('../../public/img/landing/download-bg-2.png');
  background-repeat: no-repeat;
  background-size: cover;
}

.download-app-title,
.download-app-title span {
  font-family: 'Sigmar One', cursive;
  font-size: 2.8125rem;
  line-height: 4.5rem;
  letter-spacing: 3.15px;
}

.download-app-description {
  letter-spacing: 1.68px;
}

.download-app-title {
  color: #111624;
}

.button-link-wrap {
  margin-top: 3rem;
}

/* Download App end */

/* Proficiency_Assessment start */
section.proficiency-assessment {
  padding: 64px;
}

.proficiency-assessment-wrap {
  padding: 2rem 2rem 2.75rem;
  border-radius: 8px;
  background: #FFF;
  box-shadow: 4px 4px 12px 0px rgba(0, 0, 0, 0.10);

}

.proficiency-assessment-answer-group {
  margin-top: 45px;
  row-gap: 1.5rem;
}

.proficiency-assessment-question-label {
  padding: 0.75rem 1rem;
  border-radius: 8px;
  border: 1px solid transparent;
}

input[type='checkbox']:checked.proficiency-assessment-question-input+.proficiency-assessment-question-label {
  border-color: var(--red-main);
  box-shadow: 0px 4px 20px 0px rgba(0, 0, 0, 0.1);
}

.proficiency-assessment-answer-img {
  max-width: 154px;
  max-height: 100px;
}

.btn-next-question {
  padding: 0.75rem 1.5rem;
  border-radius: 35px;
  color: #fff;
  border: 1px solid var(--red-main);
  background-color: var(--red-main);
}

.btn-next-question:hover {
  color: var(--red-main);
  background-color: #fff;
}

.btn-next-question:hover svg path {
  stroke: var(--red-main);
}

.proficiency-assessment-time-description {
  margin-top: 0.75rem;
}

a.btn-go-home {
  padding-top: 0.75rem;
  padding-bottom: 0.75rem;
  border-radius: 10px;
}

/* Proficiency_Assessment end */

/* Test Result start */
.imgCoverPosition {
  position: relative;
}

.leftOpacity {
  width: 50px;
  height: 35px;
  background-color: white;
  position: absolute;
  top: 0px;
  left: 0px;
}

.leftOpacityAnswer {
  width: 130px !important;
  height: 45px !important;
}

.rightOpacity {
  width: 50px;
  height: 35px;
  background-color: white;
  position: absolute;
  bottom: 0px;
  right: 0px;
}

section.test-result {
  padding: 4rem 3.125rem 7.1875rem 2.625rem;
}

.test-result-wrap {
  padding-left: 2rem;
  padding-right: 2rem;
  border-radius: 0.5rem;
  box-shadow: 0px 2px 4px 0px rgba(0, 0, 0, 0.1);
}

.test-result-information-wrap {
  padding-left: 3.75rem;
  padding-right: 3.75rem;
  border-radius: 0.5rem;
  margin-bottom: 2rem;
  gap: 1rem 1rem;
}

.test-result-star {
  gap: 2rem;
  min-height: 108px;
}

.icon-star {
  display: inline-block;
  font-size: 56px;
  color: #bababa;
}

.icon-star.active {
  color: #ffc107;
}

.icon-star:first-child,
.icon-star:last-child {
  align-self: flex-end;
}

.test-result-questions-item:not(:last-child) {
  margin-bottom: 1.5rem;
}

.test-result-answers-group {
  padding-left: 2rem;
  padding-right: 2rem;
}

.test-result-answer-item:not(:last-child) {
  margin-bottom: 0.5rem;
}

.proficiency-assessment-test-content .test-result-answer-item.answer-correct,
label.answered-correct {
  color: #019b08 !important;
  font-weight: bold;
}

.proficiency-assessment-test-content .test-result-answer-item.answer-correct,
input.answered-correct {
  background-color: #019b08 !important;
  border: none;
}

.proficiency-assessment-test-content .test-result-answer-item.answer-correct,
label.answer-correct {
  color: #0866FD !important;
  font-weight: bold;
}

.proficiency-assessment-test-content .test-result-answer-item.answer-correct,
input.answer-correct {
  background-color: #0866FD !important;
  border: none;
}

.form-check-input:disabled~.form-check-label,
.form-check-input[disabled]~.form-check-label {
  opacity: 1;
}

.form-check-input:disabled {
  opacity: 1;

}

.proficiency-assessment-test-content .test-result-answer-item.answer-wrong,
label.answer-wrong {
  color: #ff432c !important;
  font-weight: bold;
}

.proficiency-assessment-test-content .test-result-answer-item.answer-wrong,
input.answer-wrong {
  background-color: #ff432c !important;
  border: none;
}

.proficiency-assessment-test-content .test-result-answer-item.answer-correct::before {
  content: '';
  position: absolute;
  right: 0;
  width: 1.5rem;
  height: 1.5rem;
  background-image: url('/public/img/question/icon_correct_answer.svg');
  background-repeat: no-repeat;
}

.proficiency-assessment-test-content .test-result-answer-item.answer-wrong::before {
  content: '';
  position: absolute;
  right: 0;
  width: 1.5rem;
  height: 1.5rem;
  background-image: url('/public/img/question/icon_wrong_answer.svg');
  background-repeat: no-repeat;
}

.btn-test-again {
  padding: 0.75rem 2rem;
  border-radius: 10px;
  border: 1px solid var(--White, #fff);
  box-shadow: 0px 2px 4px 0px rgba(0, 0, 0, 0.1);
}

.textNewBlue {
  color: #08A5D3;
}

.textNewYellow {
  color: #FDDF2F;
}

/* Test Result end */

@media only screen and (max-width: 1800px) {
  .courses .courses-header {
    max-width: 70%;
  }
}

.why-choice-us>div>div>iframe {
  /* width: 90% !important;
  height: 100% !important; */
  width: 90%;
  height: 100%;
}

.icon-wrapCommonNotice {
  padding: 44px;
  border-radius: 100px;
  background: rgba(250, 132, 26, 0.1);
}

.children-opacity {
  width: 160px;
  height: 56px;
  background-color: rgb(50 54 57);
  top: 0;
  right: 0;
}

#bannerModal .modal-dialog {
  max-width: 450px !important;
}

#bannerModal .modal-header {
  z-index: 3;
  right: 0;
  top: 0;
}

#bannerModal .modal-content {
  background: transparent;
  border: 0;
}

#bannerModal .modal-header button.close {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background-color: #f0efef;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  font-size: 36px;
  color: #333;
  cursor: pointer;
}

#bannerModal .modal-header button.close:hover {
  background-color: #aaa;
}

#bannerModal .modal-content .img-fluid {
  width: 100%;
  object-fit: contain;
  border-radius: 20px;
}