body {
  font-family: "Poppins", sans-serif;
}
.container {
  max-width: 960px;
}
#navbar1 {
  transition: top 0.5s;
}
.custom-navbar-toggler-icon {
  display: inline-block;
  width: 1.5em;
  height: 1.5em;
  vertical-align: middle;
  background-repeat: no-repeat;
  background-position: center;
  background-size: 100%;
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='black' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}
.top-video {
  top: 30px !important;
}
.content-video {
  position: relative;
  height: 100%;
}
.nav-marker {
  top: 50px !important;
  background-color: transparent !important;
  position: relative;
  z-index: 10;
}
.custom-fw-500 {
  font-weight: 500;
}
.dropdown:hover > .dropdown-menu {
  display: block;
}


.custom-display-mobile {
  display: none !important;
}
@media (max-width: 991.98px) {
  .custom-display-none {
    display: none !important;
  }
  .custom-display-mobile {
    display: inherit !important;
  }
}

.custom-fs-7 {
  font-size: 0.7rem !important;
}
@media (min-width: 991.98px) {
  .custom-fs-7 {
    font-size: 1rem !important;
  }
  .custom-border-right-black {
    border-right: 2px solid #000000 !important;
    border-bottom: none !important;
  }
  .custom-border-right-blue {
    border-right: 2px solid #0000cc !important;
    padding: 15px;
  }
  .custom-border-left-blue {
    border-left: 2px solid #0000cc !important;
    padding: 15px;
  }
}

.hero-video {
  object-fit: cover;
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
}
.hero-text {
  position: relative;
  height: 100vh;
  text-align: left;
  display: flex;
  align-items: flex-start;
  justify-content: center;
}
.custom-border-right-blue {
  border-right: none;
}
.custom-border-right-black {
  border-right: none;
  border-bottom: 2px solid #000000;
}
.custom-border-left-blue {
  border-left: none;
}

.custom-btn-outline-transparent-white {
  color: #ffffff;
  border-color: white;
}
.custom-btn-outline-transparent-white:hover {
  color: #fff;
  background-color: #2612db;
  border-color: transparent;
}
.custom-btn-outline-transparent-white-blue {
  color: #ffffff;
  border-color: white;
  background-color: #0000cc;
  
}
.custom-btn-outline-transparent-white-blue:hover {
  color: #2612db;
  background-color: #ffffff;
  border-color: #0000cc;
}
.custom-btn-outline-transparent-black {
  color: #000000;
  border-color: #000000;
}
.custom-btn-outline-transparent-black:hover {
  color: #fff;
  background-color: #2612db;
  border-color: transparent;
}

.text-dark-blue {
  color: #0000cc;
}
.carousel-indicators [data-bs-target] {
  box-sizing: content-box;
  flex: 0 1 auto;
  width: 30px;
  height: 3px;
  padding: 0;
  margin-right: 3px;
  margin-left: 3px;
  text-indent: -999px;
  cursor: pointer;
  background-color: #fff;
  background-clip: padding-box;
  border: 0;
  border-top: 0px solid transparent;
  border-bottom: 10px solid transparent;
  opacity: 0.5;
  transition: opacity 0.6s ease;
}
.carousel-indicators .active {
  opacity: 1;
}
.carousel-control-next,
.carousel-control-prev {
  position: absolute;
  top: 0;
  bottom: 0;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 15%;
  padding: 0;
  color: rgb(0, 0, 0);
  text-align: center;
  background: 0 0;
  border: 0;
  opacity: 0.5;
  transition: opacity 0.15s ease;
}
.carousel-control-prev {
  left: 0;
}
.carousel-control-next {
  right: 0%;
}
.carousel-control-prev-icon {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23fff'%3e%3cpath d='M11.354 1.646a.5.5 0 0 1 0 .708L5.707 8l5.647 5.646a.5.5 0 0 1-.708.708l-6-6a.5.5 0 0 1 0-.708l6-6a.5.5 0 0 1 .708 0z'/%3e%3c/svg%3e");
}
.carousel-control-next-icon {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23fff'%3e%3cpath d='M4.646 1.646a.5.5 0 0 1 .708 0l6 6a.5.5 0 0 1 0 .708l-6 6a.5.5 0 0 1-.708-.708L10.293 8 4.646 2.354a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
}
.overlay-image {
  background: rgba(0, 0, 0, 0.68);
  position: absolute;
  width: 100%;
  height: 100%;
  bottom: 0;
}

/* introduction */
.history {
  width: 960px;
  overflow-x: scroll;
}

@media (max-width: 769px) {
  .history {
    width: 90vw;
  }
}

.story-margin-bot-intro {
  margin-bottom: 0 !important;
}
@media (min-width: 992px) {
  .story-margin-bot-intro {
    margin-bottom: 25rem !important;
  }
}

.story-margin-bot {
  margin-bottom: 15rem !important;
}
.starting-margin-bot {
  margin-bottom: 8rem !important;
}

.history-box-shadow {
  -webkit-box-shadow: 4px 4px 10px -5px rgba(0, 0, 0, 0.15);
  -moz-box-shadow: 4px 4px 10px -5px rgba(0, 0, 0, 0.15);
  box-shadow: 4px 4px 10px -5px rgba(0, 0, 0, 0.15);
}

@media (max-width: 769px) {
  .story-margin-bot {
    margin-bottom: 3rem !important;
  }
  .starting-margin-bot {
    margin-bottom: 3rem !important;
  }
}

.video-intro-inner {
  overflow: hidden;
  height: 100% !important;
  width: auto !important;
}

/* publication */
.loader {
  border: 15px solid #f3f3f3;
  border-radius: 50%;
  border-top: 16px solid #0000cc;
  width: 150px;
  height: 150px;
  -webkit-animation: spin 2s linear infinite; /* Safari */
  animation: spin 2s linear infinite;
}

/* Safari */
@-webkit-keyframes spin {
  0% {
    -webkit-transform: rotate(0deg);
  }
  100% {
    -webkit-transform: rotate(360deg);
  }
}

@keyframes spin {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

.card {
  -webkit-box-shadow: 4px 4px 10px -5px rgba(0, 0, 0, 0.15);
  -moz-box-shadow: 4px 4px 10px -5px rgba(0, 0, 0, 0.15);
  box-shadow: 4px 4px 10px -5px rgba(0, 0, 0, 0.15);
  background: none !important;
  border-radius: 0 !important;
  border: 0.2px solid rgba(85, 91, 110, 0.25);
  transition: background-color 0.2s ease-in-out;
}

.img-responsive {
  width: 100%;
  height: auto;
}

@media (max-width: 991.98px) {
  .img-responsive {
    width: 50%;
  }
  .row-book {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
  }
  
}
@media (max-width: 769px) {
  .thumbnail-flex-mobile {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
  }
}
a {
  text-decoration: none;
  color: inherit;
}
a:hover {
  color: #0000cc;
}
a.a-book:hover {
  transition: color 0.2s ease-in-out;
  transform: scale(0.95);
}

.card-details-holder {
  display: flex;
  margin-bottom: 12px;
}

.card-details-holder .card-image {
  display: block;
  width: 120px;
  height: 120px;
  border-radius: 100%;
  margin-right: 12px;
}

.card-details-holder .card-image img {
  padding: 4px;
  display: block;
  width: 120px;
  height: 120px;
  background: #fff;
  border-radius: 100%;
  -o-object-fit: cover;
  object-fit: cover;
}


/* overview */
.overview-sticky {
  height: calc(100vh - 4rem);
  top: 4rem;
}
@media (max-width: 768px) {
  .overview-sticky {
    height: auto;
  }
}
/* publication */
a > div.card {
  background-color: transparent;
}

a:hover > div.card {
  transition: 0.2s ease-in-out;
  transform: scale(1.05) !important;
  border: none !important;
}

a:hover > div.card > div.card-body {
  transition: 0.2s ease-in-out;
  background-color: white;
}

a:hover > div.card > div.card-body > div.card-title {
  transition: 0.2s ease-in-out;
  font-weight: 500;
  color: #000000 !important;
}

/* courses */
.video-modal {
  position: fixed; /* Stay in place */
  z-index: 1; /* Sit on top */
  padding-top: 30vh; /* Location of the box */
  left: 0;
  top: 0;
  width: 100%; /* Full width */
  height: 100%; /* Full height */
  overflow: auto; /* Enable scroll if needed */
  background-color: rgb(0, 0, 0); /* Fallback color */
  background-color: rgba(0, 0, 0, 0.9); /* Black w/ opacity */
}
.modal-content {
  margin: auto;
  display: block;
  width: 80%;
  height: auto;
  max-width: 700px;
}
.modal-content {
  -webkit-animation-name: zoom;
  -webkit-animation-duration: 0.6s;
  animation-name: zoom;
  animation-duration: 0.6s;
}

@-webkit-keyframes zoom {
  from {
    -webkit-transform: scale(0);
  }
  to {
    -webkit-transform: scale(1);
  }
}

@keyframes zoom {
  from {
    transform: scale(0);
  }
  to {
    transform: scale(1);
  }
}

@media only screen and (max-width: 700px) {
  .modal-content {
    width: 100%;
  }
}
.play-button-div {
  position: relative;
  display: inline-block;
}
.play-button-icon {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
}

/* overview */
.running-path {
  fill: none;
  stroke: #0000cc;
  stroke-width: 5px;
  stroke-dasharray: 400 400;
  stroke-dashoffset: 400;
}

#info_event {
  animation: token_info 15s linear infinite;
}
#event_model {
  animation: token_event 15s linear infinite;
}
#model_conf {
  animation: token_model 15s linear infinite;
}
#event_conf {
  stroke-dasharray: 1000 1000;
  stroke-dashoffset: 1000;
  animation: token_eventconf 15s linear infinite;
}
#event_com {
  animation: token_eventcom 15s linear infinite;
}
#com_event {
  animation: token_eventcom 15s linear infinite;
}
#model_com {
  animation: token_modelcom 15s linear infinite;
}
#com_model {
  animation: token_modelcom 15s linear infinite;
}
#conf_com {
  animation: token_confcom 15s linear infinite;
}
#com_conf {
  animation: token_confcom 15s linear infinite;
}
#conf_pred {
  animation: token_conf 15s linear infinite;
}
#event_pred {
  stroke-dasharray: 1000 1000;
  stroke-dashoffset: 1000;
  animation: token_eventpred 15s linear infinite;
}
#pred_success {
  animation: token_pred 15s linear infinite;
}
#com_success {
  stroke-dasharray: 1000 1000;
  stroke-dashoffset: 1000;
  animation: token_comsuccess 15s linear infinite;
}

@keyframes token_info {
  0% {
    stroke-dashoffset: 500;
  }
  20% {
    stroke: #0000cc;
    stroke-dashoffset: 0;
  }
  100% {
    stroke: #0000cc;
    stroke-dashoffset: 0;
  }
}
@keyframes token_event {
  8% {
    stroke-dashoffset: 500;
  }
  28% {
    stroke: #0000cc;
    stroke-dashoffset: 0;
  }
  100% {
    stroke: #0000cc;
    stroke-dashoffset: 0;
  }
}
@keyframes token_model {
  16% {
    stroke-dashoffset: 500;
  }
  36% {
    stroke: #0000cc;
    stroke-dashoffset: 0;
  }
  100% {
    stroke: #0000cc;
    stroke-dashoffset: 0;
  }
}
@keyframes token_eventconf {
  0% {
    stroke-dashoffset: 1000;
  }
  20% {
    stroke-dashoffset: 1000;
  }
  35% {
    stroke: #0000cc;
    stroke-dashoffset: 0;
  }
  100% {
    stroke: #0000cc;
    stroke-dashoffset: 0;
  }
}
@keyframes token_eventcom {
  8% {
    stroke-dashoffset: 500;
  }
  20% {
    stroke-dashoffset: 0;
  }
  20.01% {
    stroke-dashoffset: 500;
  }
  40% {
    stroke-dashoffset: 0;
  }
  40.01% {
    stroke-dashoffset: 500;
  }
  60% {
    stroke-dashoffset: 0;
  }
  60.01% {
    stroke-dashoffset: 500;
  }
  80% {
    stroke-dashoffset: 0;
  }
  80.01% {
    stroke-dashoffset: 500;
  }
  100% {
    stroke-dashoffset: 0;
  }
}
@keyframes token_modelcom {
  14% {
    stroke-dashoffset: 500;
  }
  40% {
    stroke-dashoffset: 0;
  }
  40.01% {
    stroke-dashoffset: 500;
  }
  60% {
    stroke-dashoffset: 0;
  }
  60.01% {
    stroke-dashoffset: 500;
  }
  80% {
    stroke-dashoffset: 0;
  }
  80.01% {
    stroke-dashoffset: 500;
  }
  100% {
    stroke-dashoffset: 0;
  }
}
@keyframes token_confcom {
  26% {
    stroke-dashoffset: 500;
  }
  40% {
    stroke-dashoffset: 0;
  }
  40.01% {
    stroke-dashoffset: 500;
  }
  60% {
    stroke-dashoffset: 0;
  }
  60.01% {
    stroke-dashoffset: 500;
  }
  80% {
    stroke-dashoffset: 0;
  }
  80.01% {
    stroke-dashoffset: 500;
  }
  100% {
    stroke-dashoffset: 0;
  }
}
@keyframes token_conf {
  25% {
    stroke-dashoffset: 500;
  }
  45% {
    stroke: #0000cc;
    stroke-dashoffset: 0;
  }
  100% {
    stroke: #0000cc;
    stroke-dashoffset: 0;
  }
}
@keyframes token_eventpred {
  30% {
    stroke-dashoffset: 1000;
  }
  37% {
    stroke: #0000cc;
    stroke-dashoffset: 0;
  }
  100% {
    stroke: #0000cc;
    stroke-dashoffset: 0;
  }
}
@keyframes token_pred {
  35% {
    stroke-dashoffset: 500;
  }
  55% {
    stroke: #0000cc;
    stroke-dashoffset: 0;
  }
  100% {
    stroke: #0000cc;
    stroke-dashoffset: 0;
  }
}
@keyframes token_comsuccess {
  40% {
    stroke-dashoffset: 1000;
  }
  50% {
    stroke: #0000cc;
    stroke-dashoffset: 0;
  }
  100% {
    stroke: #0000cc;
    stroke-dashoffset: 0;
  }
}
/* story */
.story-margin-top {
  margin-top: 60px;
}
.story-marker-style {
  position: relative;
  text-align: center;
  color: white;
}
.story-marker {
  position: absolute;
  top: 60%;
  left: 50%;
  transform: translate(-50%, -50%);
}

@media (max-width: 991.98px) {
  .story-marker {
    top: 50%;
  }
}

.land{
  fill: #e7e7e7;
  stroke: rgb(214, 214, 214);
  transition: 250ms;
  outline: none !important;
  
}
.land.hasinfo{
  fill: #4b9ae4bb;
  
  cursor: pointer;
}
.land.hasinfo:hover{
  fill:#0069cc
}

.popover{
  width: 200px;
}

.popover-arrow {
  opacity: 0 !important;
  border-right-color: blue !important;
}
.popover-header { 
  text-align:center;
}
.popover-body{
  padding: 5px;
}
@media (max-width: 991.98px) {
  .popover {
    width: 180px;
  }
}
.video-explain-wrapper {
  position: relative;
  width: 100%;
  padding-bottom: 56.25%; 
  height: 0;
}
.video-explain-wrapper iframe {
  position: absolute;
  top:0;
  left: 0;
  width: 100%;
  height: 100%;
}
.video-explain {
  
  box-shadow: 0px 20px 20px -10px #4e4e4e;
  border-radius: 6px;
  
  border-image-slice: 1;
}