.text-main-tone {
  color: #216366;
}

.text-sub-tone {
  color: #56a085;
}

.text-highlight {
  color: #00b7b0;
}

.text-green {
  color: #78bc4e;
}

.title {
  font-size: 30px;
}

@media (max-width: 480px) {
  .title {
    font-size: 26px !important;
  }
}

.icon_svg {
  display: inline-block;
  width: 1rem;
  height: 1rem;
  vertical-align: text-bottom;
  background-size: 100% auto;
  background-position: 0 0;
}

.icon_svg img {
  width: 100%;
  height: auto;
}

.icon_fb {
  background-image: url("../images/icon_fb.png");
}

.icon_ig {
  background-image: url("../images/icon_ig.png");
}

.title-decoration {
  position: relative;
  display: inline-block;
  background-color: #20a398;
  padding: .8rem 1.5rem;
  border-radius: 15px;
  font-size: 30px;
  color: #fff;
}

@media (max-width: 480px) {
  .title-decoration {
    padding: .5rem 1rem;
    font-size: 22px;
  }
  .navbar-brand img{
    max-width: 60px;
  }
}

.title-decoration::after {
  position: absolute;
  display: block;
  content: '';
  background-image: url("../images/title-decoration.png");
  background-repeat: no-repeat;
  background-size: contain;
  width: 100%;
  height: 50px;
  bottom: -35px;
  left: 0;
}

.title-decoration span {
  position: relative;
  z-index: 2;
}

.header {
  position: sticky;
  top: 0;
  left: 0;
  z-index: 100;
  background-color: #fff;
}

.header .icon_link {
  color: #216366;
  font-weight: 500;
  cursor: pointer;
  font-size: 9px;
  padding-left: .5rem;
}

.header .icon_link:hover {
  color: #56a085;
}

.header .icon_link:hover .icon_fb, .header .icon_link:hover .icon_ig {
  background-position: 0 50%;
}

@media (min-width: 960px) {
  .header .icon_link {
    font-size: 18px;
  }
}

.header .logo {
  width: 90px;
  height: auto;
}

.header .nav-item {
  color: #216366;
  font-weight: 700;
  cursor: pointer;
}

.S1 {
  background-image: url("../images/kv-bg_01.png");
  background-repeat: no-repeat;
  background-size: cover;
  background-position: top center;
}

.S1 .S1-decoration {
  width: 7%;
  top: 47%;
  left: 47%;
  -webkit-animation-name: turn;
          animation-name: turn;
  -webkit-animation-duration: 5s;
          animation-duration: 5s;
  -webkit-animation-timing-function: linear;
          animation-timing-function: linear;
  -webkit-animation-iteration-count: infinite;
          animation-iteration-count: infinite;
}

@media (min-width: 1400px) {
  .S1 {
    padding-bottom: 17rem;
  }
}

.S1 .S1-decoration-2 {
  width: 46%;
  left: 10%;
  bottom: 15%;
}

@media (min-width: 1410px) {
  .S1 .S1-decoration-2 {
    width: 65%;
    left: 0;
    bottom: 7%;
  }
}

.S1 .S1-decoration-3 {
  width: 20%;
  top: 52%;
  left: 35%;
}

.S1 .S1-decoration-4 {
  width: 17%;
  top: 55%;
  left: 23%;
}

#kv-title-1 {
  width: 34%;
  top: 17%;
  left: 54%;
}

#kv-title-2 {
  width: 28%;
  top: 32%;
  left: 35%;
}

#kv-title-3 {
  left: 22%;
  top: 20%;
  width: 20%;
}

.S2 {
  padding-bottom: 5rem;
}

.S2 .S2-decoration-1 {
  position: absolute;
  width: 100px;
  top: -76px;
  left: 70%;
  -webkit-animation-name: turn;
          animation-name: turn;
  -webkit-animation-duration: 5s;
          animation-duration: 5s;
  -webkit-animation-timing-function: linear;
          animation-timing-function: linear;
  -webkit-animation-iteration-count: infinite;
          animation-iteration-count: infinite;
}

@media (min-width: 1400px) {
  .S2 .S2-decoration-1 {
    width: 200px;
    top: -150px;
  }
}

.S2 .S2-decoration-2 {
  position: absolute;
  top: 0;
  left: -1rem;
  height: 80%;
}

@media (max-width: 480px) {
  .S2 .S2-decoration-2 {
    top: 10%;
    left: -1rem;
    height: 20%;
  }
}

.counter {
  color: #00b7b0;
  font-size: 1.5rem;
  padding: 0 .25rem;
  font-weight: 700;
}

.carousel-video {
  position: relative;
}

.carousel-video .item {
  border: 2px solid #000;
  height: 200px;
}

@media (min-width: 768px) {
  .carousel-video .item {
    height: 260px;
  }
}

.carousel-video iframe {
  width: 100%;
  height: 100%;
}

.carousel-video.owl-carousel .owl-nav .owl-prev, .carousel-video.owl-carousel .owl-nav .owl-next {
  position: absolute;
  top: calc(50% - 1rem);
  width: 2rem;
  height: 2rem;
  background-size: contain;
  background-repeat: no-repeat;
}

.carousel-video.owl-carousel .owl-nav .owl-prev span, .carousel-video.owl-carousel .owl-nav .owl-next span {
  display: none;
}

.carousel-video.owl-carousel .owl-nav button.owl-prev {
  left: -2.5rem;
  background-image: url("../images/movie-pre@2x.png");
}

.carousel-video.owl-carousel .owl-nav button.owl-next {
  right: -2.5rem;
  background-image: url("../images/movie-next@2x.png");
}

.carousel-article {
  position: relative;
}

.carousel-article .item {
  position: relative;
}

.carousel-article .item a {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  background-color: rgba(33, 99, 102, 0.75);
  color: #fff;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  padding: 0 2rem;
  -webkit-transition: opacity .3s;
  transition: opacity .3s;
  opacity: 1;
}

.carousel-article .item a:hover {
  opacity: 0;
}

.carousel-article .owl-nav button.owl-prev, .carousel-article .owl-nav button.owl-next {
  position: absolute;
  height: 100%;
  width: 3rem;
  background-repeat: no-repeat;
  background-position: center;
  background-size: 1rem;
  top: 0;
}

.carousel-article .owl-nav button.owl-prev span, .carousel-article .owl-nav button.owl-next span {
  display: none;
}

.carousel-article .owl-nav button.owl-prev {
  left: 0;
  background-image: url("../images/photo-pre@2x.png");
}

.carousel-article .owl-nav button.owl-next {
  right: 0;
  background-image: url("../images/photo-next@2x.png");
}

.carousel-kol.owl-carousel .owl-nav .owl-prev, .carousel-kol.owl-carousel .owl-nav .owl-next {
  position: absolute;
  top: calc(50% - 1rem);
  width: 2rem;
  height: 2rem;
  background-size: contain;
  background-repeat: no-repeat;
}

.carousel-kol.owl-carousel .owl-nav .owl-prev span, .carousel-kol.owl-carousel .owl-nav .owl-next span {
  display: none;
}

.carousel-kol.owl-carousel .owl-nav button.owl-prev {
  left: 1rem;
  background-image: url("../images/aritcle-pre@2x.png");
}

@media (min-width: 768px) {
  .carousel-kol.owl-carousel .owl-nav button.owl-prev {
    left: 4rem;
  }
}

.carousel-kol.owl-carousel .owl-nav button.owl-next {
  right: 1rem;
  background-image: url("../images/aritcle-next@2x.png");
}

@media (min-width: 768px) {
  .carousel-kol.owl-carousel .owl-nav button.owl-next {
    right: 4rem;
  }
}

.carousel-kol .item-content {
  position: relative;
  padding: 1.5rem 2rem;
  text-align: center;
  margin: 1rem .5rem;
}

.carousel-kol .item-content::before, .carousel-kol .item-content::after {
  content: '';
  display: block;
  position: absolute;
  border-color: #12a3a2;
  border-style: solid;
  width: 50px;
  height: 50px;
  
}

.carousel-kol .item-content::before {
  border-width: 2px 0 0 2px;
  top: 0;
  left: 0;
}

.carousel-kol .item-content::after {
  border-width: 0 2px 2px 0;
  bottom: 0;
  right: 0;
}

.carousel-kol .item-img-wrap {
  width: 160px;
  height: 160px;
  overflow: hidden;
  border-radius: 50%;
  margin: 0 auto;
}

.item-name {
  font-size: 16px;
}

.item-name span {
  font-size: 1rem;
  font-weight: bold;
  line-height: 40px;
}

.S3 {
  background-image: url("../images/S2_bg.png"), url("../images/keu-number-bg.png");
  background-size: 100% auto, 40% auto;
  background-repeat: no-repeat, no-repeat;
  background-position: left bottom, 108% 0;
  padding-bottom: 10rem;
  overflow: hidden;
}

.S3 .S3-decoration-1 {
  position: absolute;
  width: 75%;
  top: -33%;
  left: -24%;
  z-index: 0;
  visibility: hidden;
}

.S4 {
  background-color: #e9f3dd;
}

.S4 .S4-bg {
  background-image: url("../images/S3_bg.jpg");
  background-size: 100% auto;
  background-repeat: no-repeat;
  background-position: left center;
  padding: 2rem 0;
}

.S6 {
  overflow: hidden;
}

.S6 .item {
  margin-bottom: 1rem;
}

.S6 .item-img {
  position: relative;
  margin-bottom: 1rem;
}

.S6 .item-img:hover .item-img-content {
  opacity: 1;
}

.S6 .item-img-wrap {
  border-radius: 50%;
  overflow: hidden;
}

.S6 .item-img-content {
  cursor: pointer;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  width: 100%;
  font-size: 16px;
  padding: 1.65rem;
  overflow: hidden;
  border-radius: 50%;
  background: #216366;
  opacity: 0;
  -webkit-transition: opacity .3s;
  transition: opacity .3s;
  color: #fff;
}

.S6 .container-bg::after {
  content: '';
  display: block;
  position: absolute;
  width: 150%;
  height: 170%;
  top: -27%;
  left: -26%;
  background-image: url("../images/bg-speaker.png");
  background-size: contain;
  background-position: center;
  background-repeat: no-repeat;
  z-index: -1;
}

.co-name{
  font-size: 17px;
}
.timeline {
  position: relative;
}

.timeline::after {
  content: '';
  position: absolute;
  border-left: 2px dashed #000;
  height: 100%;
  top: 0;
  left: calc(50% - 1px);
  z-index: -1;
}

.timeline .timeline-start {
  width: 5rem;
  height: 5rem;
  text-align: center;
  line-height: 4.3rem;
  margin: 0 auto;
  background-color: #12a3a2;
  border: 8px solid #84c7c7;
  border-radius: 50%;
  color: #fff;
  font-size: 1.2rem;
}

.timeline .timeline-container {
  position: relative;
  border: 1px solid #000;
  background-color: #fff;
  border-radius: 5px;
  padding: .75rem .5rem;
  width: 40%;
  font-size: 1.2rem;
  font-weight: 700;
  margin: 1rem 0;
  -webkit-box-shadow: 0 10px 6px -6px #999;
          box-shadow: 0 10px 6px -6px #999;
}

.timeline .timeline-container:nth-child(odd) {
  left: 60%;
}

.timeline .timeline-container:nth-child(odd) .timeline-container-decoration {
  left: -25%;
}

.timeline .timeline-container:nth-child(odd) .timeline-container-decoration::after {
  left: -0.8rem;
}

.timeline .timeline-container-decoration {
  position: absolute;
  width: 25%;
  height: 1px;
  background-color: #000;
  top: 50%;
  left: 100%;
}

.timeline .timeline-container-decoration::after {
  content: '';
  position: absolute;
  width: 1.5rem;
  height: 1.5rem;
  background-color: #78bc4e;
  border-radius: 50%;
  left: calc(100% - 0.75rem);
  top: calc(50% - 0.75rem);
}
.timeline a {
  color: #00b7b0;
}
.timeline a:hover{
  color: #00b7b0;
  text-decoration: none;
  padding-bottom: 1px;
  border-bottom: 1px #00b7b0 solid;
}
.S7 {
  background-image: url("../images/bt-timeline.jpg");
  background-repeat: no-repeat;
  background-size: 100% auto;
  background-position: top center;
}

.card-body p, .card-body ol li {
  font-size: 16px;
  line-height: 1.5rem;
}

@media (max-width: 480px) {
  .card-body p, .card-body ol li {
    font-size: 15px;
  }
  .bt-p{
    font-size: 12px;
  }
}

.card-body ol{
  margin: 0;
  padding-top: 0;
  padding-left:20px;
}
.method {
  border-bottom: 1px dashed #78bc4e;
}

.method header {
  color: #f05a24;
  font-size: 1.1rem;
}

.method header::before {
  content: '';
  display: inline-block;
  width: 0.85rem;
  height: 0.85rem;
  background-image: url("../images/trangle-01.svg");
  background-repeat: no-repeat;
  background-size: 90%;
  margin-right: 0.15rem;
  margin-left: -1.25rem;
}

.ico_download {
  width: 200px;
  color: #000;
  text-align: center;
}

.ico_download img {
  display: block;
  width: 100px;
  margin: 0 auto;
}

.ico_download:hover {
  color: inherit;
}

.S8 {
  background-image: url("../images/faq_bg.jpg");
  background-repeat: repeat;
}

.faq {
  background-color: #dfedd1;
  border-radius: 1rem;
  padding: 1rem 2rem;
  margin-bottom: 1rem;
  cursor: pointer;
}

.faq .num {
  color: #17ab9f;
  padding-right: .5rem;
  font-weight: 700;
}

.faq p {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
}

.faq p::after {
  content: '';
  display: block;
  width: 1rem;
  height: 1rem;
  background-image: url("../images/trangle-02.svg");
  background-size: contain;
  background-repeat: no-repeat;
  -ms-flex-negative: 0;
      flex-shrink: 0;
}

.faq p[aria-expanded="true"]::after {
  -webkit-transform: rotate(180deg);
          transform: rotate(180deg);
}

.S9 {
  text-align: center;
  background-image: url("../images/faq_bg.jpg");
  background-repeat: repeat;
}

.S9 .icon_link {
  background-color: #56a085;
  color: #fff;
  margin: 0 1rem;
  padding: .5rem 1rem;
  border-radius: 2rem;
  text-decoration: none;
}

.S9 .icon_link:hover {
  background-color: #4a8972;
}

.S9 .icon_svg {
  background-position: 0 100%;
}

.note {
  font-size: 16px;
  line-height: 1.5rem;
}

footer {
  background-color: #64ba7b;
  color: #fff;
  text-align: center;
  padding: 1rem 0;
  font-size: 15px;
}

.modal-content {
  background: #13a3a3;
  border-radius: .5rem;
}

.modal-content hr {
  border-color: #fff;
}

.modal-content .modal-header .close {
  position: absolute;
  top: 0;
  right: 0;
  width: 3rem;
  height: 3rem;
  background-color: #000;
  border-radius: 50%;
  opacity: 1;
}

.modal-content .modal-header .close::before, .modal-content .modal-header .close::after {
  content: '';
  position: absolute;
  left: 9px;
  top: 1.5rem;
  width: 2rem;
  height: 1px;
  background-color: #fff;
}

.modal-content .modal-header .close::before {
  -webkit-transform: rotate(45deg);
          transform: rotate(45deg);
}

.modal-content .modal-header .close::after {
  -webkit-transform: rotate(-45deg);
          transform: rotate(-45deg);
}

@-webkit-keyframes turn {
  0% {
    -webkit-transform: rotate(0);
            transform: rotate(0);
  }
  100% {
    -webkit-transform: rotate(360deg);
            transform: rotate(360deg);
  }
}

@keyframes turn {
  0% {
    -webkit-transform: rotate(0);
            transform: rotate(0);
  }
  100% {
    -webkit-transform: rotate(360deg);
            transform: rotate(360deg);
  }
}

.zoomInDown {
  -webkit-animation-name: zoomInDown;
          animation-name: zoomInDown;
  -webkit-animation-duration: 1s;
          animation-duration: 1s;
  -webkit-animation-timing-function: linear;
          animation-timing-function: linear;
  -webkit-animation-iteration-count: 1;
          animation-iteration-count: 1;
  -webkit-animation-delay: .3s;
          animation-delay: .3s;
}

@-webkit-keyframes zoomInDown {
  from {
    opacity: 0;
    -webkit-transform: scale3d(0.1, 0.1, 0.1) translate3d(0, -1000px, 0);
            transform: scale3d(0.1, 0.1, 0.1) translate3d(0, -1000px, 0);
    -webkit-animation-timing-function: cubic-bezier(0.55, 0.055, 0.675, 0.19);
            animation-timing-function: cubic-bezier(0.55, 0.055, 0.675, 0.19);
  }
  60% {
    opacity: 1;
    -webkit-transform: scale3d(0.475, 0.475, 0.475) translate3d(0, 60px, 0);
            transform: scale3d(0.475, 0.475, 0.475) translate3d(0, 60px, 0);
    -webkit-animation-timing-function: cubic-bezier(0.175, 0.885, 0.32, 1);
            animation-timing-function: cubic-bezier(0.175, 0.885, 0.32, 1);
  }
}

@keyframes zoomInDown {
  from {
    opacity: 0;
    -webkit-transform: scale3d(0.1, 0.1, 0.1) translate3d(0, -1000px, 0);
            transform: scale3d(0.1, 0.1, 0.1) translate3d(0, -1000px, 0);
    -webkit-animation-timing-function: cubic-bezier(0.55, 0.055, 0.675, 0.19);
            animation-timing-function: cubic-bezier(0.55, 0.055, 0.675, 0.19);
  }
  60% {
    opacity: 1;
    -webkit-transform: scale3d(0.475, 0.475, 0.475) translate3d(0, 60px, 0);
            transform: scale3d(0.475, 0.475, 0.475) translate3d(0, 60px, 0);
    -webkit-animation-timing-function: cubic-bezier(0.175, 0.885, 0.32, 1);
            animation-timing-function: cubic-bezier(0.175, 0.885, 0.32, 1);
  }
}

.mobile-menu {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background: #000;
}

@media (min-width: 768px) {
  .mobile-menu {
    display: none !important;
  }
}

.mobile-menu.drawer-open {
  display: block;
  -webkit-animation: drawer-open 0.8s cubic-bezier(0.19, 1, 0.22, 1) 0s;
          animation: drawer-open 0.8s cubic-bezier(0.19, 1, 0.22, 1) 0s;
  -webkit-animation-fill-mode: both;
          animation-fill-mode: both;
}

.mobile-menu.drawer-close {
  -webkit-animation: drawer-close 0.8s cubic-bezier(0.19, 1, 0.22, 1) 0s;
          animation: drawer-close 0.8s cubic-bezier(0.19, 1, 0.22, 1) 0s;
  -webkit-animation-fill-mode: both;
          animation-fill-mode: both;
}

.mobile-menu .navbar-nav {
  padding-top: 150px;
}

.mobile-menu .nav-item {
  color: #fff;
}

.btn-close {
  display: block;
  position: absolute;
  top: .5rem;
  right: .5rem;
  width: 3rem;
  height: 3rem;
  background: none;
  border: none;
}

.btn-close::before, .btn-close::after {
  content: '';
  width: 3rem;
  height: 2px;
  background-color: #fff;
  position: absolute;
  left: 0;
}

.btn-close::before {
  -webkit-transform: rotate(45deg);
          transform: rotate(45deg);
}

.btn-close::after {
  -webkit-transform: rotate(-45deg);
          transform: rotate(-45deg);
}

.modal-body p {
  margin:5px 0 0 0!important;
  font-size: 17px;
}
.appraise{
  color: #dfedd1;
  margin-top: -10px;
  font-size: 15px;
}

@-webkit-keyframes drawer-open {
  from {
    -webkit-transform: scale(1.05);
            transform: scale(1.05);
    opacity: 0;
  }
  to {
    -webkit-transform: scale(1);
            transform: scale(1);
    opacity: 1;
  }
}

@keyframes drawer-open {
  from {
    -webkit-transform: scale(1.05);
            transform: scale(1.05);
    opacity: 0;
  }
  to {
    -webkit-transform: scale(1);
            transform: scale(1);
    opacity: 1;
  }
}

@-webkit-keyframes drawer-close {
  0% {
    -webkit-transform: scale(1);
            transform: scale(1);
    opacity: 1;
  }
  to {
    -webkit-transform: scale(1.05);
            transform: scale(1.05);
    opacity: 0;
  }
}

@keyframes drawer-close {
  0% {
    -webkit-transform: scale(1);
            transform: scale(1);
    opacity: 1;
  }
  to {
    -webkit-transform: scale(1.05);
            transform: scale(1.05);
    opacity: 0;
  }
}