.gitbook-link {
  display: none !important;
}

.doc-content section.normal pre {
  background: #eee;
  border: 1px solid #E0E0E0;
  padding: 15px 20px;
}

.doc-content section.normal code {
  font-size: 16px;
  color: #d63200;
  letter-spacing: 0;
  margin: 0 4px;
  background-color: #eee;
  border-radius: 3px;
  padding: 2px;
}

.markdown-section pre>code {
  color: #4d4d4d !important;
  font-size: 14px !important;
}

.markdown-section ol, .markdown-section ul {
  font-size: 16px;
  line-height: 30px;
}

.markdown-section table {
  font-size: 16px;
}

body {
  min-width: 300px;
  background-color: #f5f5f5;
}

body, .book-header, .book-summary {
  font-family: "Helvetica Neue", "Hiragino Sans GB", "Microsoft YaHei", "\9ED1\4F53", Arial, sans-serif;
}

#book-search-input {
  position: relative;
  display: inline-block;
  margin: 0;
  padding: 0;
  line-height: 36px;
  background: #F5F5F5;
  border-radius: 18px;
  border-top: none;
  width: 260px;
  top: 3px;
}

#book-search-input input, #book-search-input input:focus, #book-search-input input:hover {
  padding: 7px 7px 7px 37px;
  font-size: 15px;
}

.page-inner {
  margin-top: 0;
  margin-bottom: 30px;
  max-width: none;
}

.markdown-section h1, .markdown-section h2, .markdown-section h3 {
  margin-top: 2em;
  margin-bottom: .5em;
  font-weight: 500;
}

.markdown-section h3 {
  margin-top: 1.5em;
  margin-bottom: .5em;
  font-weight: 500;
}
.markdown-section h4, .markdown-section h5, .markdown-section h6 {
  margin-top: 1em;
  margin-bottom: .5em;
  /* font-weight: 500; */
}
.markdown-section h1 {
  font-size: 28px;
  margin-top: 0;
}

.markdown-section h2 {
  font-size: 24px;
  font-weight: bold;
}

.markdown-section h3 {
  font-size: 20px;
  font-weight: bold;
}

.markdown-section h4 {
  font-size: 18px;
}

.anchor-navigation-ex-anchor {
  height: 100%;
  width: 100%;
}
h1 .anchor-navigation-ex-anchor {
  text-align: left;
}

.markdown-section p {
  font-size: 16px;
  color: #4D4D4D;
  line-height: 30px;
}

.markdown-section table th {
  font-weight: 600;
  text-align: left;
  height: 40px;
  padding: 6px 20px;
  white-space: nowrap
}

a, .markdown-section a, #book-search-results .search-results .has-results .search-results-item a {
  color: #4285f5;
  text-decoration: none;
}

a:focus {
  outline: none;
}

a:hover, .markdown-section a:hover {
  color: #4285f5;
}

h1 {
  font-size: 20px;
  text-align: center;
  margin-bottom: 20px;
}

h2 {
  font-size: 18px;
  padding-bottom: 6px;
  border-bottom: 1px solid rgb(221, 221, 221);
}

h3 {
  font-size: 16px;
}

h4, h5, h6 {
  font-size: 14px;
}

.icon {
  display: inline-block;
}

.icon-search {
  width: 18px;
  height: 18px;
  font-size: 18px;
}

.icon-arrow {
  background: url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAYAAAALCAYAAABcUvyWAAAAi0lEQVQYlU3OoQ5BYQDF8d+9kxTpvoEqewebF5BtNME0EuVumgkmmnI3RRNMkGySB/ACgimaUb4736n/s/M/ybbY33BBHx8hKe7oYokkBh2c0UMegzfauGKEMVRC4YUWTpjimfrnEVyQxyDDBl8My6kajqgHzypFFQc0MMO8fLVDEwtM4rsZ1hhEPj92NBp/rXRw/AAAAABJRU5ErkJggg==);
  width: 6px;
  height: 11px;
}

.icon-rhombus {
  background: url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAgAAAAICAYAAADED76LAAAAhklEQVQYlXWPsQ0CMQxFn4PErXIDsEEWOOagOVoP8FsWQQothQc5Nrk0oSCREBK/svysJ39rrQHg7kfgwSdnSTtA+oEvYAOKu08Ah1rrNKCkNef8jIgTcImIewIKsElaux5J12FKgPE/loAFmN39NrZ9noHFWmv0h0rXMqCk3b5qjiMbEOANrew4vjnmHw8AAAAASUVORK5CYII=);
  width: 8px;
  height: 8px;
}

.doc-header {
  line-height: 63px;
  padding: 0 15px;
  background-color: #fff;
  border-bottom: 1px solid #dfe2e5;
  box-shadow: 0 2px 4px 0 rgba(0, 0, 0, 0.06);
  position: relative;
  z-index: 1000;
}

.doc-logo {
  position: relative;
  display: inline-block;
  line-height: 40px;
  margin-left: 25px;
}

.doc-logo > a > img {
  height: 35px;
  position: relative;
  top: 12px;
}

.doc-menu-toggle {
  position: absolute;
  right: 15px;
  top: 0;
  display: none;
  color: #858585;
}

.doc-content {
  left: 275px;
}

.doc-nav {
  display: inline-block;
  margin-left: 110px;
}

@media screen and (max-width: 1030px) {
  .doc-nav {
    margin-left: 0;
  }
}

.doc-nav a {
  display: inline-block;
  padding: 0 7px;
  border-top: 3px solid transparent;
  border-bottom: 3px solid transparent;
  color: #34495e;
  font-size: 17px;
  transition: border-color 0.2s, color 0.2s;
  margin-left: 38px;
}

.doc-nav a:hover {
  border-bottom-color: #4285f5;
  color: #4285f5;
}

.doc-nav a.current {
  border-bottom-color: #4285f5;
  color: #4285f5;
}

.doc-nav a i {
  margin-left: 4px;
  color: #808080;
  font-size: 12px;
}

.doc-search-bar {
  display: inline-block;
  position: absolute;
  right: 40px;
}

.doc-search-bar .icon-search {
  position: absolute;
  top: 10px;
  left: 10px;
  color: #797979;
}

.doc-container {
  position: absolute;
  top: 70px;
  left: 0;
  right: 0;
  bottom: 0;
  min-height: 200px;
  border-radius: 4px;
  background-color: #fff;
  z-index: 900;
}

.doc-content {
  right: 0;
  border-left: 1px solid #dfe2e5;
  font-size: 13px;
}

.doc-menu {
  width: 275px;
}

.doc-menu, .doc-content {
  position: absolute;
  top: 0;
  bottom: 0;
  padding-left: 25px;
  overflow: auto;
}

.doc-content {
  background-color: #FAFAFA;
}

@media screen and (max-width: 415px) {
  .doc-menu {
    width: calc(100% - 80px);
  }
  .with-menu.doc-container .doc-content {
    -webkit-transform: translate(calc(100% - 80px), 0);
    -moz-transform: translate(calc(100% - 80px), 0);
    -ms-transform: translate(calc(100% - 80px), 0);
    -o-transform: translate(calc(100% - 80px), 0);
    transform: translate(calc(100% - 80px), 0);
  }
}

@media screen and (max-width: 830px) {
  .doc-container {
    top: 100px;
    min-width: 330px;
  }
  .doc-header {
    line-height: 50px;
    padding: 0 15px 10px 15px;
  }
  .doc-logo {
    margin: 0;
    line-height: 25px;
  }
  .doc-menu-toggle {
    display: block;
    top: 4px;
  }
  .doc-nav {}
  .doc-nav a {
    padding: 0 8px;
    margin-left: 18px;
  }
  .doc-search-bar {
    display: block;
    position: relative;
    right: 0;
  }
  #book-search-input {
    width: 100%;
    border: 1px solid rgba(0, 0, 0, .07);
  }
  .doc-menu {
    display: none;
    border-right: 1px solid #dfe2e5;
  }
  @media screen and (min-width: 416px) {
    .with-menu.doc-container .doc-content {
      -webkit-transform: translate(275px, 0);
      -moz-transform: translate(275px, 0);
      -ms-transform: translate(275px, 0);
      -o-transform: translate(275px, 0);
      transform: translate(275px, 0);
    }
  }
  .doc-content {
    left: 0;
    border-left: none;
  }
  .with-menu.doc-container {
    overflow: hidden;
  }
  .with-menu.doc-container .doc-menu {
    display: block !important;
  }
  .markdown-section {
    overflow: auto;
  }
}

@media screen and (max-width: 383px) {
  .doc-nav a {
    padding: 0 8px;
    margin-left: 0px;
  }
}

@media screen and (max-width: 590px) {
  .doc-container {
    top: 120px;
  }
  #book-search-input {
    width: 100%;
    border: 1px solid rgba(0, 0, 0, .07);
    height: 30px;
    display: flex;
    align-items: center;
  }
  .doc-search-bar .icon-search {
    top: 6px;
    font-size: 15px;
    left: 15px;
  }
  .doc-nav {
    margin-left: 0;
    display: flex;
    align-items: center;
    height: 30px;
  }
  .doc-nav a {
    border: none;
    flex: 1;
    margin: 0;
    text-align: center;
  }
}

/* menu */

.doc-menu .icon-arrow {
  transition: -webkit-transform 0.2s linear;
  transition: transform 0.2s linear;
  transition: transform 0.2s linear, -webkit-transform 0.2s linear;
}

.doc-menu a {
  text-decoration: none;
}

.doc-menu ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.doc-menu li {
  position: relative;
  padding-left: 12px;
}
/* 
.doc-menu>.summary>.chapter>.articles>li.active>a {
  padding-left: 37px;
}

.doc-menu>.summary>.chapter>.articles>li>a {
  padding-left: 40px;
} */

.doc-menu ul.articles {}

.doc-menu>ul>li>a>.icon-rhombus, .doc-menu>ul>li>span>.icon-rhombus {
  display: none;
}

.doc-menu>ul>li {
  line-height: 1;
  background-color: #fff;
}

.doc-menu>ul>li>a, .doc-menu>ul>li>span {
  font-weight: bold;
  color: #4D4D4D;
  line-height: 70px;
  /* padding-left: 30px; */
}

/* .doc-menu>ul>li.open {
  border-left: 3px solid #4285f5;
  padding-left: 32px;
  background-color: #fbfbfd;
} */


.doc-container .doc-menu li>ul {
  display: none;
  position: relative;
}

.doc-container .doc-menu li.open>ul {
  display: block;
}

.doc-menu li.open>a>.icon-arrow, .doc-menu li.open>span>.icon-arrow {
  -webkit-transform: rotate(-90deg);
  transform: rotate(-90deg);
}

.doc-menu li>a, .doc-menu li>span {
  display: inline-block;
  width: 100%;
  font-size: 17px;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  position: relative;
}

.doc-menu li>a>.icon-arrow, .doc-menu li>span>.icon-arrow {
  position: absolute;
  cursor: pointer;
  right: 24px;
  top: 30px;
}

.doc-menu li>a>.icon-rhombus, .doc-menu li>span>.icon-rhombus {
  position: relative;
  top: -2px;
  margin-left: 5px;
  margin-right: 5px;
}

.doc-menu ul:not(.summary)>li>a, .doc-menu ul:not(.summary)>li>span {
  line-height: 41px;
  color: #666;
  font-size: 16px;
}

.doc-menu ul:not(.summary)>li>a>.icon-arrow, .doc-menu ul:not(.summary)>li>span>.icon-arrow {
  top: 15px;
}

/* .doc-menu ul>li.active a {
  padding-left: 44px;
} */

.doc-menu ul>li.active {
  background-color: #EBF5FF;
  border-left: 3px solid #4CA5FF;
  /* padding-left: 44px !important; */
}

/* .doc-menu ul>li>ul>li>ul>li.active a {
  padding-left: 40px !important;
}

.doc-menu ul>li>ul>li>ul>li.active {
  padding-left: 12px !important;
}

.doc-menu ul>li>ul>li>ul>li {
  padding-left: 55px;
} */

.doc-menu ul>li>a:hover, .doc-menu ul>li.active>a {
  color: #4285f5;
}

.doc-menu ul:not(.summary)>li>a:hover>.icon-rhombus, .doc-menu ul:not(.summary)>li.active>a>.icon-rhombus {
  background: url(data:image/png;base64,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);
}

.page-inner {
  padding-bottom: 0;
}

@media screen and (min-width: 1241px) {
  .doc-content-inner {
    position: absolute;
    top: 0;
    right: 0;
    left: 0;
    bottom: 0;
    overflow-y: auto;
    padding: 10px 80px 30px 80px;
  }
}

.notfound {
  padding: 15px;
  color: #666;
  font-size: 20px;
}

.navigation.navigation-next {
  right: 15px;
}

#book-search-input input, #book-search-input input:focus, #book-search-input input:hover {
  border: 0;
}