@import url("https://fonts.googleapis.com/css?family=Roboto+Mono|Source+Sans+Pro:300,400,600");* {  -webkit-font-smoothing: antialiased;  -webkit-overflow-scrolling: touch;  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);  -webkit-text-size-adjust: none;  -webkit-touch-callout: none;  box-sizing: border-box}body {  overflow-y: hidden;  /* height: fit-content !important; */}#detail{  overflow-y: auto;}.bottom-container {  position: relative !important;}body:not(.ready) .app-nav,body:not(.ready)>nav,body:not(.ready) [data-cloak] {  display: none}.news-container {  height: 100%;}li {  /* list-style-type: disc; */}.content {  height: 100%;  overflow-y: auto;}#main {  line-height: 24px;}div#app {  font-size: 30px;  font-weight: lighter;  margin: 40vh auto;  text-align: center}div#app:empty:before {  content: "Loading..."}.emoji {  height: 1.2rem;  vertical-align: middle}.progress {  background-color: var(--theme-color, #42b983);  height: 2px;  left: 0;  position: fixed;  right: 0;  top: 0;  transition: width .2s, opacity .4s;  width: 0;  z-index: 999999}.search .search-keyword,.search a:hover {  color: var(--theme-color, #42b983)}.search .search-keyword {  font-style: normal;  font-weight: 700}body,html {  height: 100%}body {  -moz-osx-font-smoothing: grayscale;  -webkit-font-smoothing: antialiased;  color: #444;  font-family: PingFangSC-Regular, PingFang SC;  font-size: 15px;  letter-spacing: 0;  margin: 0;  overflow-x: hidden}img {  max-width: 100%;  display: flex;  margin: 0 auto;}a[disabled] {  cursor: not-allowed;  opacity: .6}kbd {  border: 1px solid #ccc;  border-radius: 3px;  display: inline-block;  font-size: 12px !important;  line-height: 12px;  margin-bottom: 3px;  padding: 3px 5px;  vertical-align: middle}li input[type=checkbox] {  margin: 0 .2em .25em 0;  vertical-align: middle}.app-nav {  margin: 25px 60px 0 0;  position: absolute;  right: 0;  text-align: right;  z-index: 10}.app-nav.no-badge {  margin-right: 25px}.app-nav p {  margin: 0}.app-nav>a {  margin: 0 1rem;  padding: 5px 0}.app-nav li,.app-nav ul {  display: inline-block;  list-style: none;  margin: 0}.app-nav a {  color: inherit;  font-size: 16px;  text-decoration: none;  transition: color .3s}.app-nav a.active,.app-nav a:hover {  color: var(--theme-color, #42b983)}.app-nav a.active {  border-bottom: 2px solid var(--theme-color, #42b983)}.app-nav li {  display: inline-block;  margin: 0 1rem;  padding: 5px 0;  position: relative;  cursor: pointer}.app-nav li ul {  background-color: #fff;  border: 1px solid;  border-color: #ddd #ddd #ccc;  border-radius: 4px;  box-sizing: border-box;  display: none;  max-height: calc(100vh - 61px);  overflow-y: auto;  padding: 10px 0;  position: absolute;  right: -15px;  text-align: left;  top: 100%;  white-space: nowrap}.app-nav li ul li {  display: block;  font-size: 14px;  line-height: 1rem;  margin: 8px 14px;  white-space: nowrap}.app-nav li ul a {  display: block;  font-size: inherit;  margin: 0;  padding: 0}.app-nav li ul a.active {  border-bottom: 0}.app-nav li:hover ul {  display: block}.github-corner {  border-bottom: 0;  position: fixed;  right: 0;  text-decoration: none;  top: 0;  z-index: 1}.github-corner:hover .octo-arm {  -webkit-animation: octocat-wave .56s ease-in-out;  animation: octocat-wave .56s ease-in-out}.github-corner svg {  color: #fff;  fill: var(--theme-color, #42b983);  height: 80px;  width: 80px}main {  display: block;  position: relative;  width: 100vw;  height: fit-content;  min-height: calc(100% - 204px);  z-index: 0}main.hidden {  display: none}.anchor {  display: inline-block;  text-decoration: none;  transition: all .3s;  cursor: auto;}.anchor span,.anchor h1 {  color: #222;  font-family: PingFangSC-Regular, PingFang SC;  font-weight: bold;}.anchor:hover {  text-decoration: none}.sidebar {  /* border-right: 1px solid rgba(0, 0, 0, .07); */  overflow-y: auto;  padding: 40px 0 0;  position: absolute;  top: 0;  bottom: 0;  left: 0;  transition: transform .25s ease-out;  width: 300px;  z-index: 20}.sidebar>h1 {  margin: 0 auto 1rem;  font-size: 1.5rem;  font-weight: 300;  text-align: center;}.sidebar>h1 a {  color: inherit;  text-decoration: none}.sidebar>h1 .app-nav {  display: block;  position: static}.sidebar .sidebar-nav {  line-height: 2em;  padding-bottom: 40px}.sidebar li.collapse .app-sub-sidebar {  display: none}.sidebar ul {  margin: 0 0 0 15px;  padding: 0}.sidebar li>p {  font-weight: 700;  margin: 0}.sidebar ul,.sidebar ul li {  list-style: none}.sidebar ul li a {  border-bottom: none;  display: block}.sidebar ul li ul {  padding-left: 20px}.sidebar::-webkit-scrollbar {  width: 4px}.sidebar::-webkit-scrollbar-thumb {  background: transparent;  border-radius: 4px}.sidebar:hover::-webkit-scrollbar-thumb {  background: hsla(0, 0%, 53.3%, .4)}.sidebar:hover::-webkit-scrollbar-track {  background: hsla(0, 0%, 53.3%, .1)}.sidebar-toggle {  background-color: transparent;  background-color: hsla(0, 0%, 100%, .8);  border: 0;  outline: none;  padding: 10px;  position: absolute;  bottom: 0;  left: 0;  text-align: center;  transition: opacity .3s;  width: 284px;  z-index: 30;  cursor: pointer}.sidebar-toggle:hover .sidebar-toggle-button {  opacity: .4}.sidebar-toggle span {  background-color: var(--theme-color, #42b983);  display: block;  margin-bottom: 4px;  width: 16px;  height: 2px}body.sticky .sidebar,body.sticky .sidebar-toggle {  position: fixed}.content {  padding-top: 60px;  position: absolute;  top: 0;  right: 0;  bottom: 0;  left: 300px;  transition: left .25s ease}.markdown-section {  margin: 0 auto;  max-width: 80%;  padding: 0px 15px 40px;  position: relative;  height: fit-content;}.markdown-section>* {  box-sizing: border-box;  font-size: inherit}.markdown-section>:first-child {  margin-top: 0 !important}.markdown-section hr {  border: none;  border-bottom: 1px solid #eee;  margin: 2em 0}.markdown-section iframe {  border: 1px solid #eee;  width: 1px;  min-width: 100%}.markdown-section table {  border-collapse: collapse;  border-spacing: 0;  display: block;  margin-bottom: 1rem;  overflow: auto;  width: 100%}.markdown-section th {  font-weight: 700}.markdown-section td,.markdown-section th {  border: 1px solid #ddd;  padding: 6px 13px}.markdown-section tr {  border-top: 1px solid #ccc}.markdown-section p.tip,.markdown-section tr:nth-child(2n) {  background-color: #f8f8f8}.markdown-section p.tip {  border-bottom-right-radius: 2px;  border-left: 4px solid #f66;  border-top-right-radius: 2px;  margin: 2em 0;  padding: 12px 24px 12px 30px;  position: relative}.markdown-section p.tip:before {  background-color: #f66;  border-radius: 100%;  color: #fff;  content: "!";  font-family: PingFangSC-Regular, PingFang SC;  font-size: 14px;  font-weight: 700;  left: -12px;  line-height: 20px;  position: absolute;  height: 20px;  width: 20px;  text-align: center;  top: 14px}.markdown-section p.tip code {  background-color: #efefef}.markdown-section p.tip em {  color: #34495e}.markdown-section p.warn {  background: rgba(66, 185, 131, .1);  border-radius: 2px;  padding: 1rem}.markdown-section ul.task-list>li {  list-style-type: none}body.close .sidebar {  transform: translateX(-300px)}body.close .sidebar-toggle {  width: auto}body.close .content {  left: 0}@media print {  .app-nav,  .github-corner,  .sidebar,  .sidebar-toggle {    display: none  }}@media screen and (max-width:768px) {  .github-corner,  .sidebar,  .sidebar-toggle {    position: fixed  }  .app-nav {    margin-top: 16px  }  .app-nav li ul {    top: 30px  }  main {    height: auto;    overflow-x: hidden  }  .sidebar {    left: -300px;    transition: transform .25s ease-out  }  .content {    left: 0;    max-width: 100vw;    position: static;    padding-top: 20px;    transition: transform .25s ease  }  .app-nav,  .github-corner {    transition: transform .25s ease-out  }  .sidebar-toggle {    background-color: transparent;    width: auto;    padding: 30px 30px 10px 10px  }  body.close .sidebar {    transform: translateX(300px)  }  body.close .sidebar-toggle {    background-color: hsla(0, 0%, 100%, .8);    transition: background-color 1s;    width: 284px;    padding: 10px  }  .markdown-section h5 {    line-height: 24px;  }  body.close .content {    transform: translateX(300px)  }  body.close .app-nav,  body.close .github-corner {    display: none  }  .github-corner:hover .octo-arm {    -webkit-animation: none;    animation: none  }  .github-corner .octo-arm {    -webkit-animation: octocat-wave .56s ease-in-out;    animation: octocat-wave .56s ease-in-out  }}@-webkit-keyframes octocat-wave {  0%,  to {    transform: rotate(0)  }  20%,  60% {    transform: rotate(-25deg)  }  40%,  80% {    transform: rotate(10deg)  }}@keyframes octocat-wave {  0%,  to {    transform: rotate(0)  }  20%,  60% {    transform: rotate(-25deg)  }  40%,  80% {    transform: rotate(10deg)  }}section.cover {  align-items: center;  background-position: 50%;  background-repeat: no-repeat;  background-size: cover;  height: 100vh;  display: none}section.cover.show {  display: flex}section.cover.has-mask .mask {  background-color: #fff;  opacity: .8;  position: absolute;  top: 0;  height: 100%;  width: 100%}section.cover .cover-main {  flex: 1;  margin: -20px 16px 0;  text-align: center;  z-index: 1}section.cover a {  color: inherit}section.cover a,section.cover a:hover {  text-decoration: none}section.cover p {  line-height: 1.5rem;  margin: 1em 0}section.cover h1 {  color: inherit;  font-size: 2.5rem;  font-weight: 300;  margin: .625rem 0 2.5rem;  position: relative;  text-align: center}h1 {  line-height: 42px;}section.cover h1 a {  display: block}section.cover h1 small {  bottom: -.4375rem;  font-size: 1rem;  position: absolute}section.cover blockquote {  font-size: 1.5rem;  text-align: center}section.cover ul {  line-height: 1.8;  list-style-type: none;  margin: 1em auto;  max-width: 500px;  padding: 0}section.cover .cover-main>p:last-child a {  border-radius: 2rem;  border: 1px solid var(--theme-color, #42b983);  box-sizing: border-box;  color: var(--theme-color, #42b983);  display: inline-block;  font-size: 1.05rem;  letter-spacing: .1rem;  margin: .5rem 1rem;  padding: .75em 2rem;  text-decoration: none;  transition: all .15s ease}section.cover .cover-main>p:last-child a:last-child {  background-color: var(--theme-color, #42b983);  color: #fff}section.cover .cover-main>p:last-child a:last-child:hover {  color: inherit;  opacity: .8}section.cover .cover-main>p:last-child a:hover {  color: inherit}section.cover blockquote>p>a {  border-bottom: 2px solid var(--theme-color, #42b983);  transition: color .3s}section.cover blockquote>p>a:hover {  color: var(--theme-color, #42b983)}.sidebar,body {  background-color: #fff}.sidebar {  color: #364149}.sidebar li {  margin: 6px 0}.sidebar ul li a {  color: #505d6b;  font-size: 14px;  font-weight: 400;  overflow: hidden;  text-decoration: none;  text-overflow: ellipsis;  white-space: nowrap}.sidebar ul li a:hover {  text-decoration: underline}.sidebar ul li ul {  padding: 0}.sidebar ul li.active>a {  border-right: 2px solid;  color: var(--theme-color, #42b983);  font-weight: 600}.app-sub-sidebar li:before {  content: "-";  padding-right: 4px;  float: left}.markdown-section a {  color: var(--theme-color, #42b983);  font-weight: 600;  font-family: PingFangSC-Regular, PingFang SC;}.markdown-section h1 {  font-size: 2rem;  margin: 0 0 1rem}.markdown-section h2 {  line-height: 40px;  font-size: 1.75rem;  margin: 45px 0 .8rem}.markdown-section h2 a span {  font-weight: 600;  }.markdown-section h3 {  font-size: 1.5rem;  margin: 40px 0 .6rem}.markdown-section h4 {  font-size: .97rem}.markdown-section h5 {  font-size: 1rem}.markdown-section h6 {  color: #777;  font-size: 1rem}.markdown-section figure,.markdown-section p {  margin: 1.2em 0}.markdown-section ol,.markdown-section p,.markdown-section ul {  line-height: 1.6rem;  word-spacing: .05rem}.markdown-section ol,.markdown-section ul {  padding-left: 1.5rem}.markdown-section blockquote {  border-left: 4px solid var(--theme-color, #42b983);  color: #858585;  margin: 2em 0;  padding-left: 20px}.markdown-section blockquote p {  font-weight: 600;  margin-left: 0}.markdown-section iframe {  margin: 1em 0}.markdown-section em {  color: #7f8c8d}.markdown-section code {  border-radius: 2px;  color: #e96900;  font-size: .8rem;  margin: 0 2px;  padding: 3px 5px;  white-space: pre-wrap}.markdown-section code,.markdown-section pre {  background-color: #f8f8f8;  font-family: Roboto Mono, Monaco, courier, monospace}.markdown-section pre {  -moz-osx-font-smoothing: initial;  -webkit-font-smoothing: initial;  line-height: 1.5rem;  margin: 1.2em 0;  overflow: auto;  padding: 0 1.4rem;  position: relative;  word-wrap: normal}.token.cdata,.token.comment,.token.doctype,.token.prolog {  color: #8e908c}.token.namespace {  opacity: .7}.token.boolean,.token.number {  color: #c76b29}.token.punctuation {  color: #525252}.token.property {  color: #c08b30}.token.tag {  color: #2973b7}.token.string {  color: var(--theme-color, #42b983)}.token.selector {  color: #6679cc}.token.attr-name {  color: #2973b7}.language-css .token.string,.style .token.string,.token.entity,.token.url {  color: #22a2c9}.token.attr-value,.token.control,.token.directive,.token.unit {  color: var(--theme-color, #42b983)}.token.function,.token.keyword {  color: #e96900}.token.atrule,.token.regex,.token.statement {  color: #22a2c9}.token.placeholder,.token.variable {  color: #3d8fd1}.token.deleted {  text-decoration: line-through}.token.inserted {  border-bottom: 1px dotted #202746;  text-decoration: none}.token.italic {  font-style: italic}.token.bold,.token.important {  font-weight: 700}.token.important {  color: #c94922}.token.entity {  cursor: help}.markdown-section pre>code {  -moz-osx-font-smoothing: initial;  -webkit-font-smoothing: initial;  background-color: #f8f8f8;  border-radius: 2px;  color: #525252;  display: block;  font-family: PingFangSC-Regular, PingFang SC;  font-size: .8rem;  line-height: inherit;  margin: 0 2px;  max-width: inherit;  overflow: inherit;  padding: 2.2em 5px;  white-space: inherit}.markdown-section code:after,.markdown-section code:before {  letter-spacing: .05rem}code .token {  -moz-osx-font-smoothing: initial;  -webkit-font-smoothing: initial;  min-height: 1.5rem;  position: relative;  left: auto}pre:after {  color: #ccc;  content: attr(data-lang);  font-size: .6rem;  font-weight: 600;  height: 15px;  line-height: 15px;  padding: 5px 10px 0;  position: absolute;  right: 0;  text-align: right;  top: 0}