.book-container {
  width: 100%;
  height: 100%;
}

html {
  margin: 0;
  height: 100%;
  font-size: 20px;
}

body {
  font-size: 0.8rem;
}

a {
  color: #004ed0;
}

a:visited {
  color: #7170db;
}

a:hover, a:focus, a:focus, a:visited {
  box-shadow: none;
  text-decoration: none;
}

a:hover {
  color: rgb(109, 109, 109);
}

img {
  max-width: 100%;
  max-height: 100%;
}

ul, li {
  list-style: none;
  list-style-type: none;
  margin: 0;
}

p {
  margin: 0;
}

input {
  outline: none;
  border: 1px solid #767676;
}

.right {
  text-align: right;
}

.left {
  text-align: left;
}

.off-canvas-overlay {
  background: rgba(0, 0, 0, 0.2);
  position: fixed;
  display: none;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 499;
}
.off-canvas-overlay.show {
  display: block;
}
@media all and (min-width: 1280px) {
  .off-canvas-overlay {
    display: none !important;
  }
}

.off-canvas-content {
  height: 100%;
  font-family: sans-serif;
  transition: margin 200ms;
}
.off-canvas-content .book-content {
  padding: 0 4rem;
}
@media all and (max-width: 1280px) {
  .off-canvas-content .book-content {
    padding: 0 1.25rem;
  }
}
.off-canvas-content .book-content .book-post {
  min-height: calc(100vh - 4.4rem - 218px);
  max-width: 750px;
}
.off-canvas-content .book-content .book-post a:hover {
  text-decoration: underline;
}
.off-canvas-content .book-content .book-post > *:first-child {
  margin-top: 0 !important;
}
.off-canvas-content .book-content .book-post h1,
.off-canvas-content .book-content .book-post h2,
.off-canvas-content .book-content .book-post h3,
.off-canvas-content .book-content .book-post h4,
.off-canvas-content .book-content .book-post h5,
.off-canvas-content .book-content .book-post h6 {
  font-weight: bold;
  margin-bottom: 1rem;
  margin-top: 1.7rem;
}
.off-canvas-content .book-content .book-post h1,
.off-canvas-content .book-content .book-post h2 {
  padding-bottom: 0.4rem;
  border-bottom: 1px solid #e7e7e7;
}
.off-canvas-content .book-content .book-post h1 {
  font-size: 1.4rem;
}
.off-canvas-content .book-content .book-post h2 {
  font-size: 1.125rem;
}
.off-canvas-content .book-content .book-post h3 {
  font-size: 1rem;
}
.off-canvas-content .book-content .book-post h4 {
  font-size: 0.8rem;
}
.off-canvas-content .book-content .book-post h5 {
  font-size: 0.7rem;
}
.off-canvas-content .book-content .book-post h6 {
  font-size: 0.6rem;
  color: grey;
}
.off-canvas-content .book-content .book-post p {
  margin-bottom: 0;
  line-height: 1.7;
}
.off-canvas-content .book-content .book-post hr {
  border: 1px solid #e7e7e7;
  background-color: #e7e7e7;
  margin: 1rem 0;
}
.off-canvas-content .book-content .book-post .table-wrapper {
  max-width: 100%;
  margin: 1.25rem 0;
  overflow: auto;
}
.off-canvas-content .book-content .book-post .table-wrapper table {
  width: 100%;
  border-spacing: 0px;
  border-collapse: collapse;
}
.off-canvas-content .book-content .book-post .table-wrapper table th,
.off-canvas-content .book-content .book-post .table-wrapper table td {
  padding: 0.7rem;
  border: 1px solid #e7e7e7;
  text-align: left;
}
.off-canvas-content .book-content .book-post ul,
.off-canvas-content .book-content .book-post ol {
  list-style-position: outside;
  margin: 0 0 1rem 1rem;
}
.off-canvas-content .book-content .book-post ul ol,
.off-canvas-content .book-content .book-post ol ol {
  margin-top: 0;
  margin-bottom: 0;
}
.off-canvas-content .book-content .book-post ul ul,
.off-canvas-content .book-content .book-post ol ul {
  margin-top: 0;
  margin-bottom: 0;
}
.off-canvas-content .book-content .book-post ul p,
.off-canvas-content .book-content .book-post ol p {
  margin: 0;
}
.off-canvas-content .book-content .book-post ol li {
  list-style-type: decimal;
}
.off-canvas-content .book-content .book-post ul li {
  list-style-type: disc;
}
.off-canvas-content .book-content .book-post blockquote {
  margin: 1.125rem 0 1.125rem 0;
  padding: 0.2rem 1rem;
}
.off-canvas-content .book-content .book-post blockquote p {
  margin-bottom: 0.5rem;
}
.off-canvas-content .book-content .book-post blockquote p:last-child {
  margin-bottom: 0;
}
.off-canvas-content .book-content .book-post blockquote ul:last-child {
  margin-bottom: 0;
}
.off-canvas-content .book-content .book-post blockquote.right {
  border-left: none;
  border-right: 0.1rem solid #dadee4;
}
.off-canvas-content .book-content .book-post .note {
  margin: 1.125rem 1.125rem 1.125rem 0;
  padding: 0.2rem 1rem;
  background-color: #e7f2fa;
  border-left: 0.1rem solid #6ab0de;
}
.off-canvas-content .book-content .book-post .note p {
  margin-bottom: 0.5rem;
}
.off-canvas-content .book-content .book-post .note p:last-child {
  margin-bottom: 0;
}
.off-canvas-content .book-content .book-post .note ul:last-child {
  margin-bottom: 0;
}
.off-canvas-content .book-content .book-post .tip {
  margin: 1.125rem 1.125rem 1.125rem 0;
  padding: 0.2rem 1rem;
  background-color: #dbfaf4;
  border-left: 0.1rem solid #1abc9c;
}
.off-canvas-content .book-content .book-post .tip p {
  margin-bottom: 0.5rem;
}
.off-canvas-content .book-content .book-post .tip p:last-child {
  margin-bottom: 0;
}
.off-canvas-content .book-content .book-post .tip ul:last-child {
  margin-bottom: 0;
}
.off-canvas-content .book-content .book-post .attention {
  margin: 1.125rem 1.125rem 1.125rem 0;
  padding: 0.2rem 1rem;
  background-color: #ffedcc;
  border-left: 0.1rem solid #f0b37e;
}
.off-canvas-content .book-content .book-post .attention p {
  margin-bottom: 0.5rem;
}
.off-canvas-content .book-content .book-post .attention p:last-child {
  margin-bottom: 0;
}
.off-canvas-content .book-content .book-post .attention ul:last-child {
  margin-bottom: 0;
}
.off-canvas-content .book-content .book-post .video-container {
  position: relative;
  margin-bottom: 1.5rem;
  padding-bottom: 56.25%;
  height: 0;
  overflow: hidden;
}
.off-canvas-content .book-content .book-post .video-container iframe {
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
}
.off-canvas-content .book-content .book-post figcaption {
  text-align: center;
  font-size: 0.7rem;
  margin: 0.5rem 0;
}
.off-canvas-content .book-content .book-post img {
  display: block;
  margin-left: auto;
  margin-right: auto;
  margin-top: 20px;
}
.off-canvas-content .book-content .book-post iframe {
  width: 100%;
}
.off-canvas-content .book-content .book-post .checkbox-item {
  list-style-type: none;
}
.off-canvas-content .book-content .book-post .checkbox-item input {
  margin-left: -1rem;
  margin-right: 0.4rem;
}
.off-canvas-content .book-content .book-comments {
  padding: 0 0 1.5rem 0;
}
.off-canvas-content .book-content #disqus_thread {
  margin: 50px 0;
}
.off-canvas-content .book-content .utterances {
  max-width: 100%;
  margin: 0;
}
.off-canvas-content .book-content .highlight, .off-canvas-content .book-content pre {
  font-family: consolas, Menlo, monospace;
  background: #f7f7f7;
  color: #4d4d4c;
  line-height: 1.2rem;
  margin: 1rem auto 1rem;
}
.off-canvas-content .book-content .gutter {
  -moz-user-select: none;
  -ms-user-select: none;
  -webkit-user-select: none;
  user-select: none;
}
.off-canvas-content .book-content code {
  font-family: consolas, Menlo, monospace;
  border-radius: 3px;
  padding: 2px 4px;
  overflow-wrap: break-word;
  word-wrap: break-word;
}
.off-canvas-content .book-content pre {
  overflow: auto;
  padding: 10px;
}
.off-canvas-content .book-content pre code {
  background: none;
  color: #4d4d4c;
  padding: 0;
  text-shadow: none;
}
.off-canvas-content .book-content .highlight {
  font-size: 0.6rem;
  overflow: auto;
}
.off-canvas-content .book-content .highlight *::selection {
  background: #d6d6d6;
}
.off-canvas-content .book-content .highlight pre {
  border: 0;
  margin: 0;
  padding: 6px 0;
}
.off-canvas-content .book-content .highlight table {
  border: 0;
  margin: 0;
  width: auto;
}
.off-canvas-content .book-content .highlight td {
  border: 0;
  padding: 0;
}
.off-canvas-content .book-content .highlight figcaption {
  position: relative;
  background: #eff2f3;
  color: #869194;
  line-height: 1em;
  margin: 0;
  padding: 0.5em;
}
.off-canvas-content .book-content .highlight figcaption::before, .off-canvas-content .book-content .highlight figcaption::after {
  content: " ";
  display: table;
}
.off-canvas-content .book-content .highlight figcaption a {
  color: #4d4d4c;
  position: absolute;
  right: 6px;
}
.off-canvas-content .book-content .highlight figcaption a:hover {
  border-bottom-color: #4d4d4c;
}
.off-canvas-content .book-content .highlight .marked {
  background: #f8e9c0;
  border-bottom: 0.05rem solid #ffe7ab;
  border-radius: 0.1rem;
  color: #3b4351;
  padding: 0.05rem 0.1rem 0;
}
.off-canvas-content .book-content .highlight .gutter pre {
  background: #eff2f3;
  color: #869194;
  padding-left: 10px;
  padding-right: 10px;
  text-align: right;
}
.off-canvas-content .book-content .highlight .code pre {
  background: #f7f7f7;
  padding-left: 10px;
  width: 100%;
}
.off-canvas-content .book-content .gist table {
  width: auto;
}
.off-canvas-content .book-content .gist table td {
  border: 0;
}
.off-canvas-content .book-content pre .deletion {
  background: if false, #fdd, #800000;
}
.off-canvas-content .book-content pre .addition {
  background: if false, #dfd, #008000;
}
.off-canvas-content .book-content pre .meta {
  color: #eab700;
}
.off-canvas-content .book-content pre .comment {
  color: #8e908c;
}
.off-canvas-content .book-content pre .variable,
.off-canvas-content .book-content pre .attribute,
.off-canvas-content .book-content pre .tag,
.off-canvas-content .book-content pre .name,
.off-canvas-content .book-content pre .regexp,
.off-canvas-content .book-content pre .ruby .constant,
.off-canvas-content .book-content pre .xml .tag .title,
.off-canvas-content .book-content pre .xml .pi,
.off-canvas-content .book-content pre .xml .doctype,
.off-canvas-content .book-content pre .html .doctype,
.off-canvas-content .book-content pre .css .id,
.off-canvas-content .book-content pre .css .class,
.off-canvas-content .book-content pre .css .pseudo {
  color: #c82829;
}
.off-canvas-content .book-content pre .number,
.off-canvas-content .book-content pre .preprocessor,
.off-canvas-content .book-content pre .built_in,
.off-canvas-content .book-content pre .builtin-name,
.off-canvas-content .book-content pre .literal,
.off-canvas-content .book-content pre .params,
.off-canvas-content .book-content pre .constant,
.off-canvas-content .book-content pre .command {
  color: #f5871f;
}
.off-canvas-content .book-content pre .ruby .class .title,
.off-canvas-content .book-content pre .css .rules .attribute,
.off-canvas-content .book-content pre .string,
.off-canvas-content .book-content pre .symbol,
.off-canvas-content .book-content pre .value,
.off-canvas-content .book-content pre .inheritance,
.off-canvas-content .book-content pre .header,
.off-canvas-content .book-content pre .ruby .symbol,
.off-canvas-content .book-content pre .xml .cdata,
.off-canvas-content .book-content pre .special,
.off-canvas-content .book-content pre .formula {
  color: #718c00;
}
.off-canvas-content .book-content pre .title,
.off-canvas-content .book-content pre .css .hexcolor {
  color: #3e999f;
}
.off-canvas-content .book-content pre .function,
.off-canvas-content .book-content pre .python .decorator,
.off-canvas-content .book-content pre .python .title,
.off-canvas-content .book-content pre .ruby .function .title,
.off-canvas-content .book-content pre .ruby .title .keyword,
.off-canvas-content .book-content pre .perl .sub,
.off-canvas-content .book-content pre .javascript .title,
.off-canvas-content .book-content pre .coffeescript .title {
  color: #4271ae;
}
.off-canvas-content .book-content pre .keyword,
.off-canvas-content .book-content pre .javascript .function {
  color: #8959a8;
}
.off-canvas-content .book-content .book-search {
  min-height: calc(100vh - 4.4rem - 68px);
}
.off-canvas-content .book-content .book-search .search-tip {
  display: flex;
  justify-content: space-between;
  line-height: 30px;
}
.off-canvas-content .book-content .book-search .search-tip .tip {
  color: #595959;
  font-size: 14px;
}
.off-canvas-content .book-content .book-search .search-tip .tip span:first-child {
  margin-left: 8px;
  color: #8c8c8c;
  font-size: 12px;
}
.off-canvas-content .book-content .book-search .post-search-result {
  margin-top: 8px;
  background: #fafafa;
  border: 1px solid #f5f5f5;
  font-size: 14px;
  color: #595959;
}
.off-canvas-content .book-content .book-search .post-search-result .post-info {
  padding: 10px 24px;
  border-bottom: 1px solid #f0f0f0;
}
.off-canvas-content .book-content .book-search .post-search-result .post-info a.search-post-title {
  text-transform: uppercase;
  color: #2f2f2f;
  font-size: 18px;
  font-weight: 700;
}
.off-canvas-content .book-content .book-search .post-search-result .post-info a.search-post-title:hover {
  color: rgb(128, 128, 128);
}
.off-canvas-content .book-content .book-search .post-search-result .post-info .post-content {
  display: -webkit-box;
  font-size: 12px;
  word-wrap: wrap;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  text-overflow: ellipsis;
  overflow: hidden;
}
.off-canvas-content .book-content .book-search .post-search-result .post-info .post-content .img-text {
  font-weight: 600;
}
.off-canvas-content .book-content .book-search .post-search-result .post-info .keyword {
  color: #fc5531;
}
.off-canvas-content .book-content .book-search .post-search-result .post-info:last-child {
  border: none;
}
.off-canvas-content .book-post-info {
  position: fixed;
  font-size: 0.7rem;
}
@media all and (min-width: 1280px) {
  .off-canvas-content .book-post-info {
    max-width: 10rem;
  }
}
@media all and (min-width: 960px) and (max-width: 1279px) {
  .off-canvas-content .book-post-info {
    max-width: 8.5rem;
  }
}
.off-canvas-content .book-post-info .book-post-meta {
  display: block;
  opacity: 1;
  max-height: 150px;
  overflow: auto;
  font-size: 0.7rem;
  transition: max-height 0.15s ease-in;
  transition: opacity 0.15s ease-in;
}
.off-canvas-content .book-post-info .book-post-meta .author {
  display: flex;
}
.off-canvas-content .book-post-info .book-post-meta .author .author-img {
  display: flex;
  align-items: center;
}
.off-canvas-content .book-post-info .book-post-meta .author .author-img figure {
  background: #fff;
}
.off-canvas-content .book-post-info .book-post-meta .author .author-title {
  display: flex;
  justify-content: center;
  flex-direction: column;
  margin-left: 8px;
}
.off-canvas-content .book-post-info .book-post-meta .link a {
  color: rgb(59, 67, 81);
}
.off-canvas-content .book-post-info .book-post-meta .link a:hover {
  color: rgb(128, 128, 128);
}
.off-canvas-content .book-post-info .book-post-meta.hide {
  opacity: 0;
  max-height: 0;
  transition: max-height 0.15s ease-out;
}
.off-canvas-content .book-post-info .book-tocbot {
  overflow: auto;
  position: relative;
  padding-right: 0.875rem;
  transition: max-height 0.15s ease-in-out;
  scrollbar-width: none;
}
.off-canvas-content .book-post-info .book-tocbot::-webkit-scrollbar {
  display: none;
}
.off-canvas-content .book-post-info .book-tocbot ul {
  list-style: none;
  position: inherit;
  overflow: hidden;
}
.off-canvas-content .book-post-info .book-tocbot ul li {
  margin-left: 0.25rem;
}
.off-canvas-content .book-post-info .book-tocbot .toc-link::before {
  background-color: white !important;
}
.off-canvas-content .book-post-info .book-tocbot .is-active-link::before {
  background-color: #004ed0 !important;
}
.off-canvas-content .book-post-info .book-tocbot-menu {
  margin: 1rem 0.75rem;
}
.off-canvas-content .book-post-info .book-tocbot-menu a {
  display: block;
  margin: 0.375rem 0;
  color: #999;
  cursor: pointer;
}
.off-canvas-content .book-post-info .book-tocbot-menu a:hover {
  color: gray;
}
.off-canvas-content .book-post-info .advertisement-img {
  max-width: 130%;
}
.off-canvas-content.extend {
  margin-left: 0;
}
@media all and (min-width: 1280px) {
  .off-canvas-content {
    margin-left: 15rem;
    padding: 2.2rem 2.2rem;
  }
}
@media all and (min-width: 960px) and (max-width: 1279px) {
  .off-canvas-content {
    padding: 2.2rem 1.5rem;
  }
}
@media all and (max-width: 959px) {
  .off-canvas-content {
    padding: 2.2rem 0.75rem;
  }
}

.footer {
  padding: 30px 0;
}

.book-navbar {
  padding-top: 0;
  padding-right: 4rem;
  padding-bottom: 1.5rem;
  padding-left: 4rem;
}
.book-navbar i {
  color: rgb(47, 47, 47);
}
@media all and (min-width: 1280px) {
  .book-navbar {
    display: none;
  }
}
@media all and (max-width: 1279px) {
  .book-navbar {
    display: block;
  }
}
@media all and (max-width: 1280px) {
  .book-navbar {
    padding-right: 1.25rem;
    padding-left: 1.25rem;
  }
}

.book-sidebar {
  position: fixed;
  width: 15rem;
  height: 100%;
  z-index: 500;
  background-color: #f7f8f9;
  transition: transform 0.2s;
}
.book-sidebar.show {
  transform: translateX(0);
}
.book-sidebar.hide {
  transform: translateX(-100%);
}
@media all and (min-width: 1280px) {
  .book-sidebar {
    transform: translateX(0);
  }
}
@media all and (max-width: 1279px) {
  .book-sidebar {
    transform: translateX(-100%);
  }
}
.book-sidebar .menu-search {
  position: fixed;
  left: 1.25rem;
  top: 3.25rem;
  right: 1.25rem;
  z-index: 100;
}
.book-sidebar .menu-search .quick-title-search {
  width: 100%;
  height: 30px;
  padding-left: 10px;
  border: 1px solid rgba(36, 104, 242, 0.65);
  background-color: rgba(36, 104, 242, 0.05);
  color: rgba(36, 104, 242, 0.38);
  font-size: 12px;
}
.book-sidebar .menu-search .quick-title-search:focus,
.book-sidebar .menu-search .active {
  background-color: #fff;
  color: #191c3d;
}
.book-sidebar .menu-search .quick-title-search-icon {
  position: absolute;
  top: 2px;
  right: 10px;
  font-size: 18px;
  color: #ccc;
}
.book-sidebar .menu-search .search-result {
  max-height: 600px;
  background-color: #fff;
  overflow-y: scroll;
  font-size: 14px;
  box-shadow: 0 0.05rem 0.2rem rgba(48, 55, 66, 0.25);
  scrollbar-width: none;
}
.book-sidebar .menu-search .search-result::-webkit-scrollbar {
  display: none;
}
.book-sidebar .menu-search .search-result p {
  padding: 10px;
}
.book-sidebar .menu-search .search-result .menu-title {
  font-size: 12px;
  color: #191c3d;
}
.book-sidebar .menu-search .search-result .more,
.book-sidebar .menu-search .search-result a:hover {
  color: #0f97ff;
}
.book-sidebar .menu-search .search-result .more-result {
  border-bottom: 1px solid #ddd;
}
.book-sidebar .menu-search .hide {
  display: none;
}
.book-sidebar .book-brand {
  display: flex;
  position: fixed;
  top: 0.85rem;
  left: 1.25rem;
  height: 2rem;
  font-weight: bold;
  font-size: 0.8rem;
  color: rgb(47, 47, 47);
  text-decoration: none;
  align-items: center;
}
.book-sidebar .book-brand img {
  height: 1.6rem;
  width: 1.6rem;
  margin-right: 10px;
}
.book-sidebar .book-brand:hover {
  color: rgb(47, 47, 47);
  text-decoration: none;
}
.book-sidebar .book-menu {
  position: fixed;
  top: 5.75rem;
  bottom: 0rem;
  width: 15rem;
  padding-left: 13px;
  padding-bottom: 12px;
  overflow-x: hidden;
  overflow-y: auto;
  font-size: 0.7rem;
}
.book-sidebar .book-menu .home-btn {
  display: block;
  height: 28px;
  margin: 4px 0 8px 0;
  line-height: 28px;
  text-align: left;
  font-size: 14px;
  text-indent: 24px;
}
.book-sidebar .book-menu div {
  display: flex;
  align-items: center;
  line-height: 28px;
  cursor: pointer;
}
.book-sidebar .book-menu div span {
  vertical-align: middle;
}
.book-sidebar .book-menu div .tree-indent-unit {
  padding-left: 1.2em;
  cursor: default;
}
.book-sidebar .book-menu div .switch-btn {
  display: inline-block;
  width: 0;
  height: 0;
  margin: 0 4px 0 12px;
  border: 4px solid transparent;
  vertical-align: middle;
}
.book-sidebar .book-menu div .dir-structure {
  flex: 1;
}
.book-sidebar .book-menu div .dir-structure:hover {
  color: rgb(128, 128, 128);
}
.book-sidebar .book-menu .no-fold .switch-btn {
  border-top-color: #333;
  transform: translateY(2px);
}
.book-sidebar .book-menu .folded .switch-btn {
  border-left-color: #333;
}
.book-sidebar .book-menu .level-1 {
  padding: 4px 0 8px 0;
}
.book-sidebar .book-menu a {
  flex: 1;
  color: #3b4351;
  font-weight: 400;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}
.book-sidebar .book-menu a:hover {
  color: rgb(128, 128, 128);
}
.book-sidebar .book-menu .current-tab,
.book-sidebar .book-menu a.current-tab:hover {
  color: #0f97ff;
  font-weight: 600;
}
.book-sidebar .book-menu .hide {
  display: none;
}

.sidebar-toggle {
  position: fixed;
  bottom: 0.6rem;
  left: 15.7rem;
  transition: left 200ms;
  display: flex;
  justify-content: center;
  align-items: center;
  border: 1px solid #686868;
  border-radius: 50%;
  width: 9px;
  height: 9px;
}
.sidebar-toggle.extend {
  left: 0.7rem;
}
@media all and (max-width: 1280px) {
  .sidebar-toggle {
    display: none;
  }
}
.sidebar-toggle > .sidebar-toggle-inner {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background-color: #686868;
  display: none;
}
.sidebar-toggle > .sidebar-toggle-inner.show {
  display: block;
}

.footer-mid {
  width: fit-content;
  margin: 200px auto 0;
  font-size: 12px;
}

.book-home {
  width: 100%;
  margin: auto;
}
.book-home .contaniner {
  display: flex;
}
.book-home .contaniner .left-container {
  width: 80%;
}
.book-home .contaniner .left-container .content-container .input-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 10px;
  background-color: #fff;
  border-radius: 5px;
}
.book-home .contaniner .left-container .content-container .input-container .text-container {
  flex: 1;
}
.book-home .contaniner .left-container .content-container .input-container .text-container .title {
  font-size: 17px;
  color: #334356;
  font-weight: 600;
  line-height: 24px;
  padding-bottom: 3px;
}
.book-home .contaniner .left-container .content-container .input-container .text-container p {
  font-size: 14px;
  color: #B3C1D3;
  line-height: 20px;
}
.book-home .contaniner .left-container .content-container .layout-container-middle {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: stretch;
}
.book-home .contaniner .left-container .content-container .layout-container-middle .contact,
.book-home .contaniner .left-container .content-container .layout-container-middle .nav-wrapper {
  display: flex;
  flex-direction: column;
  width: 32%;
  margin-top: 20px;
}
.book-home .contaniner .left-container .content-container .layout-container-middle .contact .nav-list,
.book-home .contaniner .left-container .content-container .layout-container-middle .nav-wrapper .nav-list {
  padding: 19px 10px 20px 15px;
  box-sizing: border-box;
  border: 1px solid #E8E8E8;
  min-height: 193px;
  border: 1px solid #ebebeb;
  background-color: #fff;
  border-radius: 5px;
  flex: 1;
  font-size: 14px;
  line-height: 26px;
  position: relative;
}
.book-home .contaniner .left-container .content-container .layout-container-middle .contact .nav-list .title-new,
.book-home .contaniner .left-container .content-container .layout-container-middle .nav-wrapper .nav-list .title-new {
  display: flex;
  height: 24px;
}
.book-home .contaniner .left-container .content-container .layout-container-middle .contact .nav-list .title-new .nav-title,
.book-home .contaniner .left-container .content-container .layout-container-middle .nav-wrapper .nav-list .title-new .nav-title {
  color: #334356;
  font-size: 17px;
  line-height: 24px;
  margin-bottom: 10px;
}
.book-home .contaniner .left-container .content-container .layout-container-middle .contact .nav-list .title-new .nav-title span,
.book-home .contaniner .left-container .content-container .layout-container-middle .nav-wrapper .nav-list .title-new .nav-title span {
  color: #334356;
  font-size: 17px;
  line-height: 24px;
}
.book-home .contaniner .left-container .content-container .layout-container-middle .contact .nav-list .title-new img,
.book-home .contaniner .left-container .content-container .layout-container-middle .nav-wrapper .nav-list .title-new img {
  width: 18px;
  height: 18px;
  margin-right: 13px;
  margin-top: 3px;
}
.book-home .contaniner .left-container .content-container .layout-container-middle .contact .nav-list p,
.book-home .contaniner .left-container .content-container .layout-container-middle .nav-wrapper .nav-list p {
  color: #1C85E7;
  font-size: 14px;
  line-height: 20px;
  margin-top: 12px;
  position: relative;
}
.book-home .contaniner .left-container .content-container .layout-container-middle .contact .nav-list p a::before,
.book-home .contaniner .left-container .content-container .layout-container-middle .nav-wrapper .nav-list p a::before {
  content: "";
  background-color: #1C85E7;
  border-radius: 50%;
  width: 6px;
  height: 6px;
  position: absolute;
  left: -15px;
  margin-top: 7px;
}
.book-home .contaniner .left-container .content-container .layout-container-middle .contact .nav-list p a,
.book-home .contaniner .left-container .content-container .layout-container-middle .nav-wrapper .nav-list p a {
  position: relative;
  margin-left: 20px;
  color: #1C85E7;
}
.book-home .contaniner .left-container .content-container .layout-container-middle .contact .wrapper-a,
.book-home .contaniner .left-container .content-container .layout-container-middle .nav-wrapper .wrapper-a {
  border: 1px solid #ddd;
  border-bottom-left-radius: 5px;
  border-bottom-right-radius: 5px;
}
.book-home .contaniner .left-container .content-container .layout-container-middle .contact .wrapper-a img,
.book-home .contaniner .left-container .content-container .layout-container-middle .nav-wrapper .wrapper-a img {
  border-bottom: 1px solid #ddd;
}
.book-home .contaniner .left-container .content-container .layout-container-middle .contact .wrapper-a .content,
.book-home .contaniner .left-container .content-container .layout-container-middle .nav-wrapper .wrapper-a .content {
  padding: 10px;
  padding-top: 0;
}
.book-home .contaniner .left-container .content-container .layout-container-middle .contact .wrapper-a .content .title,
.book-home .contaniner .left-container .content-container .layout-container-middle .nav-wrapper .wrapper-a .content .title {
  font-size: 16px;
  color: #000;
}
.book-home .contaniner .left-container .content-container .layout-container-middle .contact .wrapper-a .content .brief,
.book-home .contaniner .left-container .content-container .layout-container-middle .nav-wrapper .wrapper-a .content .brief {
  font-size: 12px;
  color: #333;
}
.book-home .contaniner .right-container {
  width: 20%;
}
.book-home .contaniner .right-container .text-contaniner {
  background: #F7F9FD;
  border-radius: 2px;
  margin-bottom: 16px;
  border: 1px solid #E9EDF1;
  margin: 5px 20px;
  padding: 10px 10px;
}
.book-home .contaniner .right-container .text-contaniner .title-contaniner span {
  font-size: 16px;
  color: #334356;
}
.book-home .contaniner .right-container .text-contaniner .content-contaniner li {
  position: relative;
}
.book-home .contaniner .right-container .text-contaniner .content-contaniner li i {
  top: 3px;
  content: "";
  background-color: #1C85E7;
  border-radius: 50%;
  width: 6px;
  height: 6px;
  position: absolute;
  left: 3px;
  margin-top: 7px;
}
.book-home .contaniner .right-container .text-contaniner .content-contaniner li a {
  margin-left: 20px;
  font-size: 14px;
  color: #1C85E7;
  padding: 12px 0 0 0;
  position: relative;
}
.book-home .contaniner .right-container .text-contaniner .content-contaniner li a:visited {
  color: #1C85E7;
}
.book-home .contaniner .right-container .text-contaniner .content-contaniner li a:hover {
  color: #2D9AFF;
}
.book-home .contaniner .right-container .text-contaniner .content-contaniner li:nth-child(1) i {
  background: #F52F2F;
}
.book-home .contaniner .right-container .text-contaniner .content-contaniner li:nth-child(2) i {
  background: #F5852F;
}
.book-home .contaniner .right-container .text-contaniner .content-contaniner li:nth-child(3) i {
  background: #F5D12F;
}
@media (min-width: 960px) and (max-width: 1279px) {
  .book-home .left-container {
    padding: 2.2rem;
  }
}
@media all and (min-width: 960px) and (max-width: 1279px) {
  .book-home {
    width: 80%;
  }
}
@media all and (max-width: 959px) {
  .book-home {
    width: 959px;
  }
}