/* Start:/render/adaptive/css/video.css?16170912823348*/
.video-wrapper {
  display: block;
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  text-align: center;
  cursor: pointer;
  border: none !important;
  visibility: hidden;
}

.video-container > .video-wrapper {
  visibility: visible;
  overflow: hidden;
  z-index: 1;
}

.video-container .video-cover {
  max-width: 100%;
  height: 100%;
  object-fit: cover;
  color: transparent;
  -webkit-transition: opacity 0.4s;
  transition: opacity 0.4s;
}
/*
.video-container .video-cover:not(.lazyloaded) {
  width: 100%;
}
*/
.video-container .video-cover.lazyload,
.video-container .video-cover.lazyloading {
  opacity: 0;
  visibility: hidden;
}

.video-container .video-cover.lazyloaded {
  opacity: 1;
  visibility: visible;
}

.video-container .video-loader {
  z-index: 0;
}

.video-container.loaded .video-loader,
.video-cover.lazyloaded + .video-loader {
  display: none;
}

.video-container .video-cover ~ svg {
  display: block;
  position: absolute;
  pointer-events: none;
  left: 0;
  right: 0;
  bottom: 0;
  top: 0;
  width: 6em;
  height: 6em;
  margin: auto;
  border-radius: 50%;
  background: rgba(0,0,0,0.1);
  opacity: 0;
  -webkit-transition: all .4s;
  transition: all .4s;
  transition-timing-function: cubic-bezier(0.28, 0.12, 0.22, 1);
  -webkit-filter: drop-shadow(2px 2px 5px #333);
  filter: drop-shadow(2px 2px 5px #333);
  z-index: 1;
}

.video-container .video-cover.lazyloaded ~ svg {
  opacity: 1;
}

.video-container:hover .video-cover ~ svg {
  -webkit-transform: scale(1.2);
  transform: scale(1.2);
}

.video-wrapper + span {
  display: none;
}

.video-wrapper .duration {
  position: absolute;
  right: 6px;
  bottom: 6px;
  padding: 3px 5px;
  font-size: 12px;
  line-height: 1.154;
  background: rgba(0,0,0,0.4);
  color: #fff;
  pointer-events: none;
}

.video-container {
  position: relative;
  width: auto;
  height: 0;
  margin: 0 auto;
  padding-bottom: 56.25%;
  background: var(--bg-color);
}

.video-container iframe {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
  height: 100%;
}

@media (min-width: 992px) {

  .video-container.wide {
    width: 706.25px;
    width: 700px;
    height: 397.267px;
    height: 394px;
    padding-bottom: 0;
  }

}

.video-container .video-close {
  display: none;
  position: fixed;
  left: 345px;
  bottom: 166px;
  width: 30px;
  height: 30px;
  line-height: 28px;
  text-align: center;
  border: 1px solid var(--border-color);
  border-radius: 50%;
  color: var(--grey-color);
  background: #fff;
  box-shadow: 0px 1px 3px 0px var(--shadow-color);
  cursor: pointer;
  z-index: 1;
}

@media (min-width: 1800px) {

  .video-container.is-fixed {
    background: var(--bg-color) !important;
  }

  .video-container.is-fixed > .video-wrapper,
  .video-container.is-fixed > iframe {
    position: fixed;
    top: inherit;
    left: 15px;
    bottom: 15px;
    width: 320px;
    height: 180px;
    margin: 0;
    box-shadow: 0px 1px 3px 0px var(--shadow-color);
    z-index: 10;
  }

  .video-container.is-fixed .video-close {
    display: block;
  }

}

.video-col .video {
  width: auto;
  height: 0;
  padding-bottom: 56.25%;
  margin-bottom: 1.5em;
}

.video-row {
  margin-bottom: 1.5em;
}

.video-row .video-container,
.sidebar .video-container {
  width: auto;
  height: 0;
  margin: 0;
  padding-bottom: 56.25%;
}
/* End */


/* Start:/render/adaptive/css/bookmarks.css?16211856833026*/
.bookmark-menu {
  padding: 0 0.25em;
  text-align: center;
}

.bookmark-menu li {
  width: 2.75em;
  height: 2em;
  line-height: 2em;
  margin: 0 auto;
  color: var(--light-color);
  cursor: pointer;
}

.bookmark-menu.desktop {
  position: absolute;
  left: -50px;
  width: 70px;
  padding: 0;
  visibility: hidden;
  opacity: 0;
  -webkit-transition: opacity 0.15s ease-out, visibility 0.15s ease-out;
  transition: opacity 0.15s ease-out, visibility 0.15s ease-out;
}

.bookmark-menu.desktop.active,
.bookmark-menu.desktop:hover {
  visibility: visible;
  opacity: 1;
}

.bookmark-menu.desktop li {
  width: 2em;
}

.bookmark-menu li.separator {
  width: 0;
  margin: 0 0.25em;
  border-left: 1px solid var(--border-color);
}

.bookmark-menu.over-bookmark .bookmark-add {
  visibility: hidden;
  pointer-events: none;
}

.bookmark-element {
  position: relative;
  -webkit-transition: background-color 0.4s ease-out, box-shadow 0.4s ease-out;
  transition: background-color 0.4s ease-out, box-shadow 0.4s ease-out;
}

.touchevents .bookmark-element.has-bookmark,
.bookmark-element.highlighted,
.bookmark-element.highlighted th,
.bookmark-element.highlighted td {
  background-color: var(--hl-color);
}

figure.highlighted, 
.audio-container.highlighted, 
.video-container.highlighted {
  --webkit-box-shadow: 0 0 50px 6px rgba(20, 188, 242, 0.5);
  box-shadow: 0 0 50px 6px rgba(20, 188, 242, 0.5);
}

.bookmark {
  position: absolute;
  top: 0;
  left: -44px;
  width: 70px;
  height: 2rem;
  line-height: 2rem;
  font-size: 1rem;
  text-align: center;
  cursor: pointer;
  z-index: 1;
}

blockquote > .bookmark {
  left: -53px;
}

.bookmark-remove,
.bookmark-menu li:hover,
#bookmark-pop li:hover {
  color: var(--mark-color);
}

#bookmark-pop {
  min-width: auto;
  padding: 0;
}

#bookmark-pop li {
  display: inline-block;
  padding: 12px;
}

#bookmark-pop li:first-child {
  padding-right: 15px;
  padding-left: 20px;
}

#bookmark-pop li:last-child {
  padding-right: 20px;
  padding-left: 15px;
}

@media only screen and (min-width: 576px) {

  .bookmark {
    left: -50px;
  }

  table.has-bookmark {
    padding-left: 30px;
    margin-left: -30px;
  }

  table > .bookmark {
    left: -20px;
  }

}

@media only screen and (min-width: 768px) {

  .bookmark-menu {
    left: -70px;
  }

  .bookmark {
    left: -70px;
  }

  .column-article .bookmark-menu,
  .column-article .bookmark {
    left: -50px;
  }

}

@media only screen and (min-width: 992px) {

  .column-article .bookmark-menu {
    left: -15px;
  }

  .column-article .bookmark {
    left: -70px;
  }

  ul > .bookmark,
  ol > .bookmark {
    left: calc(0.95em - 96px);
  }

  blockquote > .bookmark {
    left: -96px;
  }

  .column-article table.has-bookmark {
    max-width: 92.666667%;
    margin-left: 0;
    padding-left: 8.333333%;
  }

  table > .bookmark {
    left: calc(8.333333% - 65px);
  }

}

@media only screen and (min-width: 1200px) {

  .bookmark-menu {
    left: -70px;
  }

  .column-article .bookmark-menu {
    left: 1px;
  }

}
/* End */


/* Start:/render/adaptive/css/toc.css?1621506606629*/
.toc-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
}

.toc-header > .toc {
  display: inline-block;
  margin-top: 0px;
  margin-bottom: 0px;
  text-align: left;
}

.toc-header > span {
  padding: 0 0.75em;
  margin-right: -0.5em;
  font-size: smaller;
  vertical-align: 1px;
  cursor: pointer;
  opacity: 0.5;
}

.toc-header > span:hover,
.toc-header > [aria-expanded="true"] {
  opacity: 1;
}

.toc-header > span > svg {
  pointer-events: none;
}

.toc-header h2:target {
  animation: highlight 1s ease;
}

@keyframes highlight {
  from {
    opacity: 0.1;
  }
  to {
    opacity: 1;
  }
}
/* End */


/* Start:/render/adaptive/css/mistake.css?1626625033764*/
.swal2-popup.mistake-details .swal2-content {
  font-size: small !important;
}

.swal2-popup.mistake-details label {
  position: relative;
  top: 0.5em;
  margin: 0;
}

.swal2-popup.mistake-details .swal2-input:focus {
  border: 1px solid #d9d9d9;
  -webkit-box-shadow: none;
  box-shadow: none;
  caret-color: transparent;
}

.swal2-popup.mistake-details .swal2-textarea {
  height: auto;
  resize: none;
}

.swal2-popup.mistake-details .swal2-textarea[readonly] {
  max-height: 10em;
  text-align: left;
  overflow-y: scroll;
}

.widget-mistake {
  font-family: var(--system-font);
  font-size: small;
}

.touchevents .widget-mistake .key,
.no-touchevents .widget-mistake .swipe {
  display: none;
}

section > .widget-mistake {
  padding-bottom: 0 !important;
}
/* End */
/* /render/adaptive/css/video.css?16170912823348 */
/* /render/adaptive/css/bookmarks.css?16211856833026 */
/* /render/adaptive/css/toc.css?1621506606629 */
/* /render/adaptive/css/mistake.css?1626625033764 */