@charset "UTF-8";
.article-body {
  padding: 22px 15px 40px;
  min-height: 300px;
  outline: none;
  cursor: text;
  position: relative;
  z-index: 1;
  background: transparent;
  font-family: arial, sans-serif;
  line-height: 1.8;
  color: #333;
  word-wrap: break-word;
}
.article-body a.selected {
  background: #b3d4fd;
}
.article-body pre {
  /*min-height: 28px;*/
  box-sizing: border-box;
  -moz-box-sizing: border-box;
  word-wrap: break-word !important;
  white-space: pre-wrap !important;
}
.article-body img {
  cursor: pointer;
}
.article-body img.selected {
  box-shadow: 0 0 0 4px #cccccc;
}
.article-body > :first-child {
  margin-top: 0 !important;
}
.article-body a {
  color: #4298BA;
  text-decoration: none;
  word-break: break-all;
}
.article-body a:visited {
  color: #4298BA;
}
.article-body a:hover {
  color: #0F769F;
  outline: 0;
}
.article-body a:active {
  outline: 0;
  color: #9E792E;
}
.article-body h1, .article-body h2, .article-body h3, .article-body h4, .article-body h5, .article-body h6 {
  font-weight: normal;
  margin: 40px 0 20px;
  color: #000000;
}
.article-body h1, .article-body h2 {
  border-bottom: 1px solid #eaecef;
}
.article-body h1 {
  font-size: 24px;
}
.article-body h2 {
  font-size: 22px;
}
.article-body h3 {
  font-size: 20px;
  font-weight: normal;
  padding: 0.4rem 0 0.4rem 0.6rem;
  border-bottom: solid 1px #ddd;
  position: relative;
}
.article-body h4 {
  font-size: 18px;
}
.article-body h5 {
  font-size: 16px;
}
.article-body h6 {
  font-size: 16px;
}
.article-body p, .article-body div {
  word-wrap: break-word;
  margin: 0 0 15px 0;
  color: #333;
  word-wrap: break-word;
}
.article-body b, .article-body strong {
  font-weight: bold;
}
.article-body i, .article-body em {
  font-style: italic;
}
.article-body u {
  text-decoration: underline;
}
.article-body strike, .article-body del {
  text-decoration: line-through;
}
.article-body ul, .article-body ol {
  list-style: disc outside none;
  margin: 15px 0;
  padding: 0 0 0 40px;
  line-height: 2;
}
.article-body ul li, .article-body ol li {
  list-style-type: inherit;
}
.article-body ul ul, .article-body ul ol, .article-body ol ul, .article-body ol ol {
  padding-left: 30px;
}
.article-body ul ul, .article-body ol ul {
  list-style: circle outside none;
}
.article-body ul ul ul, .article-body ol ul ul {
  list-style: square outside none;
}
.article-body ol {
  list-style: decimal;
}
.article-body blockquote {
  border-left: 6px solid #ddd;
  padding: 5px 0 5px 10px;
  margin: 15px 0 15px 15px;
}
.article-body blockquote > :first-child {
  margin-top: 0;
}
.article-body code {
  display: inline-block;
  padding: 0 4px;
  margin: 0 5px;
  background: #eeeeee;
  border-radius: 3px;
  font-size: 13px;
  font-family: "monaco", "Consolas", "Liberation Mono", Courier, monospace;
  word-break: break-all;
  word-wrap: break-word;
}
.article-body pre {
  padding: 10px 5px 10px 10px;
  margin: 15px 0;
  display: block;
  line-height: 18px;
  background: #F0F0F0;
  border-radius: 3px;
  font-size: 13px;
  font-family: "monaco", "Consolas", "Liberation Mono", Courier, monospace;
  white-space: pre;
  word-wrap: normal;
  overflow-x: auto;
}
.article-body pre code {
  display: block;
  padding: 0;
  margin: 0;
  background: none;
  border-radius: 0;
}
.article-body hr {
  display: block;
  height: 0px;
  border: 0;
  border-top: 1px solid #ccc;
  margin: 15px 0;
  padding: 0;
}
.article-body table {
  width: 100%;
  table-layout: fixed;
  border-collapse: collapse;
  border-spacing: 0;
  margin: 15px 0;
}
.article-body table thead {
  background-color: #f9f9f9;
}
.article-body table td, .article-body table th {
  min-width: 40px;
  height: 30px;
  border: 1px solid #ccc;
  vertical-align: top;
  padding: 2px 4px;
  text-align: left;
  box-sizing: border-box;
}
.article-body table td.active, .article-body table th.active {
  background-color: #ffffee;
}
.article-body img {
  margin: 0 5px;
  vertical-align: middle;
}

html {
  line-height: 1.6;
  /* 2 */
  -ms-text-size-adjust: 100%;
  /* 3 */
  -webkit-text-size-adjust: 100%;
  /* 3 */
  height: 100%;
}

body {
  font-size: 14px;
  color: #3B454E;
  -webkit-font-smoothing: antialiased;
}
body.full .nav {
  display: none;
}
body.full .content {
  margin-left: 30px !important;
}
body.full .k-footer {
  display: none;
}
body.full .toggle {
  left: 4px;
}
body.full .toggle:before {
  content: "";
}

.toggle {
  position: fixed;
  top: 56px;
  left: 295px;
  z-index: 3;
}
.toggle:before {
  content: "";
}

.container.bg {
  background: #fff url("data:image/svg+xml;base64,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") -1px -1px;
}

@media screen and (max-width: 768px) {
  .k-footer {
    display: none;
  }
}
.k-footer {
  border-top: 1px solid #f0f0f0;
  text-align: center;
  padding-right: 30px;
  height: 36px;
  line-height: 36px;
  color: #666;
  font-size: 12px;
  background: #fafafa;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 1;
}
.k-footer a, .k-footer span {
  color: #666;
  margin-left: 6px;
  padding-right: 6px;
}

.book {
  max-width: 800px;
  margin: 90px auto;
  min-height: 680px;
}
.book h2 {
  color: #333;
}
.book .chapter .chapter .item {
  padding-left: 32px;
}
.book .item {
  padding: 10px;
  position: relative;
  cursor: pointer;
  border-bottom: 1px dashed #eee;
}
.book .item i {
  color: #666;
}
.book .item:hover {
  background: #fafafa;
  color: #0396f2;
  border-color: #E6E9ED;
}

.chapter {
  color: #5C6975;
}
.chapter .folder {
  z-index: 3;
  position: absolute;
  right: 6px;
  top: 9px;
  font-size: 14px;
}
.chapter .folder:before {
  content: "";
}
.chapter .folder.hide:before {
  content: "";
}

.container {
  margin-top: 50px;
  min-height: 680px;
  display: flex;
  align-items: stretch;
}
.container.bg {
  overflow: hidden;
}
.container .md-editor {
  top: 0 !important;
}
.container .wrap {
  margin: 1rem 0;
}
.container .content {
  margin: 20px 30px 60px 330px;
  flex: 1;
  overflow-x: hidden;
}
@media screen and (max-width: 768px) {
  .container .nav {
    display: none;
    min-width: 60% !important;
  }
  .container .content {
    margin: 0 0 0 20px !important;
  }
}

.serial {
  display: inline-block;
  margin-right: 3px;
}
.serial span:after {
  content: ":";
}
.serial i:after {
  content: ".";
}

.content {
  position: relative;
}
.content h2 {
  color: #48545f;
}
.content img {
  margin: 0 5px;
  vertical-align: middle;
}
.content .toolbar {
  display: none;
}
.content a, .content a:visited {
  color: #62a8ea;
  text-decoration: none;
}
.content a:hover {
  color: #0396f2;
}

.z-mind {
  height: 800px;
  position: relative;
  overflow: hidden;
}
.z-mind:focus {
  outline: 0;
}
.z-mind .k-mind-map {
  position: relative;
  min-height: 1600px;
}
.z-mind .k-mind-map svg {
  cursor: move;
}
.z-mind .k-mind-map .root {
  background: #f40;
  width: 120px;
  font-weight: bold;
  height: 40px;
  text-align: center;
  color: #fff;
  line-height: 40px;
}
.z-mind .k-mind-map .root.active {
  outline: solid 2px #f40;
}

.k-flow {
  overflow: hidden;
  position: relative;
  height: 800px;
}
.k-flow .canvas {
  position: absolute;
  left: 0;
  top: 0;
}
.k-flow:focus {
  outline: none;
}
.k-flow .shape {
  position: relative;
  text-align: center;
  width: 60px;
  line-height: 60px;
  cursor: pointer;
  height: 80px;
}
.k-flow .shape:hover .path {
  fill: #E6E9ED;
}
.k-flow .shape .svg {
  width: 100%;
  height: 100%;
  position: relative;
}
.k-flow .shape .path {
  fill: #fff;
  stroke-width: 1px;
}

.k-graph {
  position: absolute;
  left: 0;
  top: 10px;
  bottom: 40px;
  right: 0;
  z-index: 2;
}

.header {
  background: #fcfcfc;
  height: 50px;
  position: fixed;
  left: 0;
  right: 0;
  top: 0;
  z-index: 3;
  border-bottom: 1px solid #d4dadf;
  box-shadow: 0 1px 1px 0 rgba(116, 129, 141, 0.1);
}
@media screen and (max-width: 768px) {
  .header {
    background: #f6f6f6 !important;
  }
  .header img {
    display: none;
  }
  .header .list {
    display: inline-block !important;
  }
  .header .full {
    display: none;
  }
}
.header .full {
  font-weight: normal;
  margin-right: 10px;
  cursor: pointer;
}
.header .full:hover {
  color: #0396f2;
}
.header .list {
  display: none;
  font-weight: normal;
  margin-right: 4px;
  cursor: pointer;
}
.header .list:hover {
  color: #0396f2;
}
.header h1 {
  color: #3B454E;
  font-size: 18px;
  line-height: 50px;
  margin: 0 0 0 1rem;
}
.header img {
  position: absolute;
  right: 12px;
  top: 12px;
  width: 100px;
  border: 6px solid #0285d7;
  border-radius: 3px;
  opacity: 0.85;
}
.header img:hover {
  opacity: 1;
}

.nav {
  position: fixed;
  left: 0;
  top: 50px;
  bottom: 0;
  z-index: 2;
  width: 298px;
  background: #F5F7F9;
  border-right: 1px solid #E6ECF1;
  font-size: 12px;
  overflow: auto;
}
.nav .chapter .chapter {
  margin-left: 18px;
  border-left: 1px solid #E6ECF1;
}
.nav .wrap {
  min-height: 400px;
  margin-bottom: 40px;
}
.nav.active {
  display: block;
}
.nav .item {
  position: relative;
  padding: 6px 16px;
  border-color: #F5F7F9;
  border-style: solid;
  border-width: 1px 0;
  cursor: pointer;
}
.nav .item i {
  color: #9DAAB4;
  margin-right: 4px;
}
.nav .item:hover {
  background: #E6ECF1;
  border-color: #E6ECF1;
}
.nav .item.active {
  color: #0396f2;
  border-color: #E6ECF1;
  background: #fff;
}

.preview {
  position: fixed;
  left: 0;
  top: 0;
  right: 0;
  bottom: 0;
  z-index: 11;
  background: rgba(0, 0, 0, 0.6);
  overflow: auto;
}
.preview img {
  left: 50%;
  top: 50%;
  position: relative;
}

/* PrismJS 1.19.0
https://prismjs.com/download.html#themes=prism-tomorrow&languages=markup+css+clike+javascript+c+csharp+cpp+java+json+markup-templating+php+python+ruby+sql+typescript */
/**
 * prism.js tomorrow night eighties for JavaScript, CoffeeScript, CSS and HTML
 * Based on https://github.com/chriskempson/tomorrow-theme
 * @author Rose Pritchard
 */
code[class*=language-],
pre[class*=language-] {
  color: #ccc;
  background: none;
  font-family: Consolas, Monaco, "Andale Mono", "Ubuntu Mono", monospace;
  font-size: 1em;
  text-align: left;
  white-space: pre;
  word-spacing: normal;
  word-break: normal;
  word-wrap: normal;
  line-height: 1.5;
  -moz-tab-size: 4;
  -o-tab-size: 4;
  tab-size: 4;
  -webkit-hyphens: none;
  -moz-hyphens: none;
  -ms-hyphens: none;
  hyphens: none;
}

/* Code blocks */
pre[class*=language-] {
  padding: 1em;
  margin: 0.5em 0;
  overflow: auto;
}

:not(pre) > code[class*=language-],
pre[class*=language-] {
  background: #2d2d2d;
}

/* Inline code */
:not(pre) > code[class*=language-] {
  padding: 0.1em;
  border-radius: 0.3em;
  white-space: normal;
}

.token.comment,
.token.block-comment,
.token.prolog,
.token.doctype,
.token.cdata {
  color: #999;
}

.token.punctuation {
  color: #ccc;
}

.token.tag,
.token.attr-name,
.token.namespace,
.token.deleted {
  color: #e2777a;
}

.token.function-name {
  color: #6196cc;
}

.token.boolean,
.token.number,
.token.function {
  color: #f08d49;
}

.token.property,
.token.class-name,
.token.constant,
.token.symbol {
  color: #f8c555;
}

.token.selector,
.token.important,
.token.atrule,
.token.keyword,
.token.builtin {
  color: #cc99cd;
}

.token.string,
.token.char,
.token.attr-value,
.token.regex,
.token.variable {
  color: #7ec699;
}

.token.operator,
.token.entity,
.token.url {
  color: #67cdcc;
}

.token.important,
.token.bold {
  font-weight: bold;
}

.token.italic {
  font-style: italic;
}

.token.entity {
  cursor: help;
}

.token.inserted {
  color: green;
}