.changelog h4,
.plugin-btns a,
p {
  font-size: 16px;
}
.books,
.caption,
.copyright,
.plugin-btns,
.welcome-img {
  text-align: center;
}
.books img,
.doc-image img {
  transition: box-shadow 0.25s ease-in-out;
  cursor: pointer;
}
.caption,
.copyright,
.fb3d-modal.light .cmd-close,
p,
td {
  color: #555;
}
h1 {
  font-size: 24px;
}
h2 {
  font-size: 21px;
}
h3 {
  font-size: 18px;
}
.container .navbar-brand {
  display: none;
}
.caption {
  font-size: 14px;
  padding: 5px;
}
.site {
  min-height: calc(100vh);
  padding-bottom: 40px;
  position: relative;
}
.copyright,
.logo .circle,
.logo img,
.modal .cmd-close,
.skins .wrap img {
  position: absolute;
}
.copyright {
  width: 100%;
  padding: 10px;
  bottom: 0;
  left: 0;
}
.changelog,
.try-now {
  padding: 20px;
}
.copyright .author {
  font-style: italic;
  font-weight: 700;
}
.copyright .sign,
.libs span {
  font-weight: 700;
}
.logo {
  position: relative;
  display: inline-block;
  width: 50px;
  height: 20px;
}
.logo img {
  top: -17px;
  width: 50px;
  opacity: 0.75;
}
.logo .circle {
  width: 64px;
  height: 64px;
  display: block;
  border: 1px solid #f0f0f0;
  background-color: #fbfbfb;
  border-radius: 32px;
  top: -22px;
  left: -7px;
  box-shadow: 0 0 5px 2px #f0f0f0;
}
.changelog,
.mount-node,
.plugin-btns,
.question .body,
.sample-container,
.try-now {
  background-color: #fafafa;
}
a:hover .logo img {
  opacity: 0.9;
}
a:active .logo img {
  width: 48px;
  top: -16px;
  left: 1px;
}
.btn-space {
  height: 5px;
}
@media (min-width: 768px) {
  body {
    background-color: #e6e6e6;
  }
  .site > .container {
    box-shadow: 0 2px 6px rgb(100 100 100 / 30%);
    background-color: #fff;
    margin-top: 35px;
    padding-top: 15px;
  }
  .navbar-header > .navbar-brand {
    display: none;
  }
  .container .navbar-brand {
    display: inline-block;
    margin-left: -8px;
  }
  .main-menu .container {
    padding: 0;
    position: relative;
  }
  .main-menu .navbar-nav {
    float: none;
    display: inline-block;
  }
  .site .content {
    padding-bottom: 25px;
  }
  .login {
    position: absolute;
    right: 0;
    top: 0;
    margin-right: -15px;
  }
  .btn-space {
    display: inline-block;
    width: 5px;
  }
}
.table > tbody > tr > td {
  vertical-align: middle;
}
.plugin-btns .left,
body .navbar {
  margin-bottom: 0;
}
@media (min-width: 587px) {
  .plugin-btns .left {
    margin-bottom: 10px;
  }
}
.plugin-btns a {
  margin: 10px;
}
.changelog {
  font-size: 14px;
  margin-bottom: 10px;
}
.v-space {
  height: 10px;
}
.mount-node,
.sample-container {
  height: 90vh;
}
.comment,
.fb3d-modal-shadow,
.question {
  overflow: hidden;
}
.comment p,
.question p {
  margin-bottom: 3px;
  text-indent: 0;
}
.shadow,
body::before {
  background-color: #000;
}
.question {
  margin-bottom: 40px;
}
.comments,
.content .pagination,
.edit-question,
.view-modes .row:last-child {
  margin-bottom: 10px;
}
.comments div,
.question div {
  overflow-x: hidden;
}
.mb-4,
.skins .row,
.video .row {
  margin-bottom: 20px;
}
.modal .modal-content,
.p-2 {
  padding: 10px;
}
.wnd-center {
  width: 100%;
  max-width: 400px;
  min-width: 200px;
  margin: 25vh auto;
  padding: 20px;
}
.hover-menu {
  position: fixed;
  left: 10px;
  top: 90px;
  display: none;
  width: 180px;
  padding: 10px;
}
.books .thumb,
.fb3d-button,
.fb3d-thumbnail,
.fb3d-thumbnail .book-thumbnail,
.play .pbtn::after,
.wrap {
  display: inline-block;
}
.hover-menu .nav > li > a {
  padding: 5px 10px;
}
.hover-menu .nav .nav > li > a {
  padding-left: 25px;
}
.hover-menu .nav > li.active > a {
  text-decoration: underline;
}
.modal.fade .modal-dialog {
  width: auto;
  margin: 0;
  position: fixed;
  left: 50%;
  top: 40%;
  transform: translate(-50%, -50%);
  transition: top 0.15s ease-in-out;
}
.modal.in .modal-dialog {
  top: 50%;
}
.modal-dialog img,
.modal-dialog video {
  max-width: calc(100vw - 30px);
  max-height: calc(100vh - 50px);
}
.modal .cmd-close {
  font-size: 16pt;
  color: #555;
  right: 10px;
  top: 10px;
  z-index: 1;
}
.fb3d-modal.light .cmd-close:hover,
.modal .cmd-close:hover {
  color: #111;
}
.fb3d-modal .cmd-close:active,
.modal .cmd-close:active {
  font-size: 14pt;
  padding-top: 2px;
  padding-right: 2px;
}
.test-img-size {
  visibility: hidden;
  position: fixed;
}
.relative,
.skins .wrap,
.video .wrap {
  position: relative;
}
.doc-image,
.image-preview {
  text-align: center;
  margin-bottom: 10px;
}
.sample-container,
.view-modes .row {
  margin-bottom: 25px;
}
.doc-image img {
  width: 100%;
  max-width: 400px;
  max-height: 400px;
}
.books img,
.image-preview img,
.welcome-img img {
  max-width: 100%;
}
.books img:hover,
.doc-image img:hover,
.fb3d-thumbnail:hover .book-thumbnail,
.skins .wrap img:hover {
  box-shadow: 0 0 7px rgba(0, 0, 0, 0.5);
}
.books img:active,
.doc-image img:active,
.fb3d-thumbnail:active .book-thumbnail {
  box-shadow: 0 0 5px rgba(0, 0, 0, 0.5);
  transition: box-shadow 0.15s ease-in-out;
}
.navbar-nav > li > a.atr-btn {
  padding: 7px;
  margin: 8px;
  border-radius: 4px;
}
.navbar-nav > .open > a.atr-btn:active,
.navbar-nav > .open > a.atr-btn:focus,
.navbar-nav > .open > a.atr-btn:hover,
.navbar-nav > li > a.atr-btn:active {
  padding: 6px 7px;
  margin-top: 10px;
}
.navbar-nav > .open > a.atr-btn {
  background-image: none;
}
.navbar-nav > li > a.video > img {
  position: relative;
  top: -1px;
  height: 20px;
  margin-right: 3px;
  opacity: 0.8;
}
.navbar-nav > li:hover > a.video > img {
  opacity: 1;
}
.navbar-nav > .open > a.buy,
.navbar-nav > li > a.buy {
  box-shadow: 0 2px 0 #6f9a37;
  background-color: #82b440;
  color: #fff;
}
.navbar-nav > .open > a.buy:active,
.navbar-nav > .open > a.buy:focus,
.navbar-nav > .open > a.buy:hover,
.navbar-nav > li > a.buy:active,
.navbar-nav > li > a.buy:focus,
.navbar-nav > li > a.buy:hover {
  background-color: #82a81a;
  color: #fff;
}
.navbar-nav > .open > a.download,
.navbar-nav > li > a.download {
  box-shadow: 0 2px 0 #335697;
  background-color: #337ab7;
  color: #fff;
}
.navbar-nav > .open > a.download:active,
.navbar-nav > .open > a.download:focus,
.navbar-nav > .open > a.download:hover,
.navbar-nav > li > a.download:active,
.navbar-nav > li > a.download:focus,
.navbar-nav > li > a.download:hover {
  background-color: #3368a5;
  color: #fff;
}
.file,
.path {
  font-style: italic;
}
.books .thumb {
  padding: 3px;
  max-width: 300px;
  vertical-align: top;
}
.contur {
  border: 1px solid #ddd;
}
.books img {
  max-height: 300px;
}
.video {
  padding-top: 20px;
}
.video .wrap {
  width: 100%;
  padding-top: 56.25%;
}
.video .wrap iframe {
  border-width: 0;
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}
.skins .wrap {
  width: 100%;
  padding-top: 64.17%;
}
.skins .wrap img {
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  transition: box-shadow 0.2s;
}
.skins .wrap img:active {
  box-shadow: 0 0 7px #000;
}
@media (max-width: 991px) {
  .skins .col-md-6:first-child,
  .video .col-md-6:first-child {
    margin-bottom: 20px;
  }
}
.skins .price {
  text-align: right;
  padding-right: 15px;
}
.content {
  padding: 0 20px;
}
.mount-node {
  width: 90vw;
}
.play,
.shadow {
  height: 100%;
  width: 100%;
}
.fb3d-button,
.fb3d-thumbnail .book-heading h3 {
  box-sizing: border-box;
  margin: 0;
  text-decoration: none;
}
.source-link {
  padding-top: 20px;
  text-align: right;
}
.message {
  position: absolute;
  top: 10px;
  left: 50%;
  transform: translate(-50%, 0);
  z-index: 1;
}
.wrap {
  position: relative;
}
.shadow {
  position: absolute;
  top: 0;
  opacity: 0.3;
}
.play {
  position: absolute;
  top: 0;
  text-align: center;
}
.fb3d-modal,
body::before {
  position: fixed;
  opacity: 0;
  transition:
    opacity 0.5s,
    z-index 0.5s step-end;
}
.play .pbtn {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  height: 50px;
  width: 70px;
  border-radius: 10px;
  background-color: #222;
  cursor: pointer;
}
.fb3d-modal .mount-container,
.fb3d-modal.dark-shadow,
.fb3d-modal::before,
body::before {
  height: 100%;
  width: 100%;
}
.play .pbtn::after {
  content: " ";
  border: 10px solid transparent;
  border-left: 20px solid #ccc;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-25%, -50%);
  transition: border-left-color 0.25s ease-in-out;
}
.play .pbtn:hover::after {
  border-left-color: #fff;
}
.play .pbtn:active {
  height: 48px;
  width: 68px;
}
.play .pbtn:active::after {
  border-width: 9px 9px 9px 18px;
}
body::before {
  content: " ";
  top: 0;
  left: 0;
  z-index: -10;
}
body.fb3d-modal-shadow::before {
  z-index: 10;
  opacity: 0.5;
  transition: opacity 0.5s;
}
.fb3d-modal {
  width: 95%;
  height: 95%;
  left: calc(5vw / 2);
  top: calc(5vh / 2);
  box-shadow: 0 0 5px #fff;
  z-index: -9;
}
.fb3d-modal.visible {
  z-index: 11;
  opacity: 1;
  transition: opacity 0.5s;
}
.fb3d-modal::before {
  position: absolute;
  content: " ";
  opacity: 0.5;
  z-index: -1;
}
.fb3d-modal.light::before {
  background-color: #fff;
}
.fb3d-modal.dark-shadow::before,
.fb3d-modal.dark::before {
  background-color: #000;
}
.fb3d-modal .cmd-close {
  font-size: 16pt;
  color: #ccc;
  position: absolute;
  right: 10px;
  top: 10px;
  z-index: 1;
}
.fb3d-modal .cmd-close:hover {
  color: #eee;
}
.fb3d-modal.dark-shadow {
  left: 0;
  top: 0;
  box-shadow: none;
}
.dark .mount-container.fullscreen,
.dark-shadow .mount-container.fullscreen {
  background-image: url("../images/texture.jpg");
}
.light .mount-container.fullscreen {
  background-image: url("../images/inverse-texture.jpg");
}
.border {
  border: 1px solid #dee2e6 !important;
}
.rounded {
  border-radius: 0.25rem !important;
}
.inline-icon {
  height: 25px;
}
.fb3d-button {
  font-size: 13px;
  cursor: pointer;
  border-radius: 3px;
  white-space: nowrap;
  min-height: 32px;
  line-height: 2.30769231;
  padding: 0 12px;
  color: #fff;
  background: #007cba;
  border: 1px solid #007cba;
  text-shadow: none;
}
a.fb3d-button,
a.fb3d-button:visited {
  color: #fff;
}
.fb3d-button:focus,
.fb3d-button:hover {
  background: #0071a1;
  border-color: #0071a1;
  color: #fff;
  text-decoration: none;
}
.fb3d-button:focus {
  box-shadow:
    0 0 0 1px #fff,
    0 0 0 3px #007cba;
}
.fb3d-button:active {
  background: #00669b;
  border-color: #00669b;
  box-shadow: none;
  color: #fff;
}
.fb3d-thumbnail {
  position: relative;
  line-height: 0;
}
.fb3d-thumbnail .book-thumbnail {
  transition: box-shadow 0.25s ease-in-out;
}
.fb3d-thumbnail .book-thumbnail > a {
  -webkit-transform-style: flat;
  -moz-transform-style: preserve-3d;
  transform-style: preserve-3d;
  -webkit-perspective: 1200px;
  -moz-perspective: 1200px;
  perspective: 1200px;
  display: inline-block;
}
.fb3d-thumbnail .book-thumbnail img {
  border-radius: 0;
  -webkit-transform-origin: left;
  transform-origin: left;
  transition: transform 0.25s;
  height: 200px;
}
.fb3d-thumbnail:hover .book-thumbnail img {
  -webkit-transform: rotateY(-20deg) rotateZ(0);
  -moz-transform: rotateY(-20deg) rotateZ(0);
  -ms-transform: rotateY(-20deg) rotateZ(0);
}
.fb3d-thumbnail:active .book-thumbnail img {
  -webkit-transform: rotateY(-17deg) rotateZ(0);
  -moz-transform: rotateY(-17deg) rotateZ(0);
  -ms-transform: rotateY(-17deg) rotateZ(0);
  transform: rotateY(-17deg) rotateZ(0);
  transition: transform 0.15s;
}
.fb3d-thumbnail .book-heading {
  position: absolute;
  width: 100%;
  height: 100%;
  pointer-events: none;
  overflow: hidden;
}
.fb3d-thumbnail .book-heading h3 {
  position: absolute;
  width: 100%;
  padding: 5px;
  font-weight: 400;
  font-size: 14px;
  line-height: 120%;
  color: #fff;
  z-index: 1;
  background: rgba(60, 60, 60, 0.8);
  bottom: -100%;
  transition: bottom 0.3s 0.2s;
}
.fb3d-thumbnail:hover .book-heading h3 {
  bottom: 5px;
  transition-delay: 0s;
}
.fb3d-thumbnail .book-heading h3 a {
  color: #fff;
  text-decoration: none;
}
.fb3d-thumbnail.fb3d-fix-title .book-heading h3 {
  bottom: 5px;
}