@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:not(.ready) {
  overflow: hidden;
}
body:not(.ready) [data-cloak],
body:not(.ready) .app-nav,
body:not(.ready) > nav {
  display: none;
}
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: 0px;
  position: fixed;
  right: 0px;
  top: 0px;
  transition: width 0.2s, opacity 0.4s;
  width: 0%;
  z-index: 999999;
}
.search a:hover {
  color: var(--theme-color, #42b983);
}
.search .search-keyword {
  color: var(--theme-color, #42b983);
  font-style: normal;
  font-weight: bold;
}
html,
body {
  height: 100%;
}
body {
  -moz-osx-font-smoothing: grayscale;
  -webkit-font-smoothing: antialiased;
  color: #34495e;
  font-family: 'Source Sans Pro', 'Helvetica Neue', Arial, sans-serif;
  font-size: 15px;
  letter-spacing: 0;
  margin: 0;
  overflow-x: hidden;
}
img {
  max-width: 100%;
}
a[disabled] {
  cursor: not-allowed;
  opacity: 0.6;
}
kbd {
  border: solid 1px #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 0.2em 0.25em 0;
  vertical-align: middle;
}
.app-nav {
  margin: 25px 60px 0 0;
  position: absolute;
  right: 0;
  text-align: right;
  z-index: 10;
/* navbar dropdown */
}
.app-nav.no-badge {
  margin-right: 25px;
}
.app-nav p {
  margin: 0;
}
.app-nav > a {
  margin: 0 1rem;
  padding: 5px 0;
}
.app-nav ul,
.app-nav li {
  display: inline-block;
  list-style: none;
  margin: 0;
}
.app-nav a {
  color: inherit;
  font-size: 16px;
  text-decoration: none;
  transition: color 0.3s;
}
.app-nav a:hover {
  color: var(--theme-color, #42b983);
}
.app-nav a.active {
  border-bottom: 2px solid var(--theme-color, #42b983);
  color: 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 #ddd;
  border-bottom-color: #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: 0;
  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 560ms ease-in-out;
          animation: octocat-wave 560ms 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: 100%;
  z-index: 0;
}
main.hidden {
  display: none;
}
.anchor {
  display: inline-block;
  text-decoration: none;
  transition: all 0.3s;
}
.anchor span {
  color: #34495e;
}
.anchor:hover {
  text-decoration: underline;
}
.sidebar {
  border-right: 1px solid rgba(0,0,0,0.07);
  overflow-y: auto;
  padding: 40px 0 0;
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  transition: transform 250ms 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: rgba(136,136,136,0.4);
}
.sidebar:hover::-webkit-scrollbar-track {
  background: rgba(136,136,136,0.1);
}
.sidebar-toggle {
  background-color: transparent;
  background-color: rgba(255,255,255,0.8);
  border: 0;
  outline: none;
  padding: 10px;
  position: absolute;
  bottom: 0;
  left: 0;
  text-align: center;
  transition: opacity 0.3s;
  width: 284px;
  z-index: 30;
  cursor: pointer;
}
.sidebar-toggle:hover .sidebar-toggle-button {
  opacity: 0.4;
}
.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 250ms ease;
}
.markdown-section {
  margin: 0 auto;
  max-width: 80%;
  padding: 30px 15px 40px 15px;
  position: relative;
}
.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;
/* fix horizontal overflow on iOS Safari */
  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 {
  border: 1px solid #ddd;
  font-weight: bold;
  padding: 6px 13px;
}
.markdown-section td {
  border: 1px solid #ddd;
  padding: 6px 13px;
}
.markdown-section tr {
  border-top: 1px solid #ccc;
}
.markdown-section tr:nth-child(2n) {
  background-color: #f8f8f8;
}
.markdown-section p.tip {
  background-color: #f8f8f8;
  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: 'Dosis', 'Source Sans Pro', 'Helvetica Neue', Arial, sans-serif;
  font-size: 14px;
  font-weight: bold;
  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(66,185,131,0.1);
  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 {
  .github-corner,
  .sidebar-toggle,
  .sidebar,
  .app-nav {
    display: none;
  }
}
@media screen and (max-width: 768px) {
  .github-corner,
  .sidebar-toggle,
  .sidebar {
    position: fixed;
  }
  .app-nav {
    margin-top: 16px;
  }
  .app-nav li ul {
    top: 30px;
  }
  main {
    height: auto;
    overflow-x: hidden;
  }
  .sidebar {
    left: -300px;
    transition: transform 250ms ease-out;
  }
  .content {
    left: 0;
    max-width: 100vw;
    position: static;
    padding-top: 20px;
    transition: transform 250ms ease;
  }
  .app-nav,
  .github-corner {
    transition: transform 250ms 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: rgba(255,255,255,0.8);
    transition: 1s background-color;
    width: 284px;
    padding: 10px;
  }
  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 560ms ease-in-out;
            animation: octocat-wave 560ms ease-in-out;
  }
}
@-webkit-keyframes octocat-wave {
  0%, 100% {
    transform: rotate(0);
  }
  20%, 60% {
    transform: rotate(-25deg);
  }
  40%, 80% {
    transform: rotate(10deg);
  }
}
@keyframes octocat-wave {
  0%, 100% {
    transform: rotate(0);
  }
  20%, 60% {
    transform: rotate(-25deg);
  }
  40%, 80% {
    transform: rotate(10deg);
  }
}
section.cover {
  align-items: center;
  background-position: center center;
  background-repeat: no-repeat;
  background-size: cover;
  height: 100vh;
  width: 100vw;
  display: none;
}
section.cover.show {
  display: flex;
}
section.cover.has-mask .mask {
  background-color: #fff;
  opacity: 0.8;
  position: absolute;
  top: 0;
  height: 100%;
  width: 100%;
}
section.cover .cover-main {
  flex: 1;
  margin: -20px 16px 0;
  text-align: center;
  position: relative;
}
section.cover a {
  color: inherit;
  text-decoration: none;
}
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: 0.625rem 0 2.5rem;
  position: relative;
  text-align: center;
}
section.cover h1 a {
  display: block;
}
section.cover h1 small {
  bottom: -0.4375rem;
  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-color: var(--theme-color, #42b983);
  border-radius: 2rem;
  border-style: solid;
  border-width: 1px;
  box-sizing: border-box;
  color: var(--theme-color, #42b983);
  display: inline-block;
  font-size: 1.05rem;
  letter-spacing: 0.1rem;
  margin: 0.5rem 1rem;
  padding: 0.75em 2rem;
  text-decoration: none;
  transition: all 0.15s 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: 0.8;
}
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 0.3s;
}
section.cover blockquote > p > a:hover {
  color: var(--theme-color, #42b983);
}
body {
  background-color: #fff;
}
/* sidebar */
.sidebar {
  background-color: #fff;
  color: #364149;
}
.sidebar li {
  margin: 6px 0 6px 0;
}
.sidebar ul li a {
  color: #505d6b;
  font-size: 14px;
  font-weight: normal;
  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 content found on pages */
.markdown-section h1,
.markdown-section h2,
.markdown-section h3,
.markdown-section h4,
.markdown-section strong {
  color: #2c3e50;
  font-weight: 600;
}
.markdown-section a {
  color: var(--theme-color, #42b983);
  font-weight: 600;
}
.markdown-section h1 {
  font-size: 2rem;
  margin: 0 0 1rem;
}
.markdown-section h2 {
  font-size: 1.75rem;
  margin: 45px 0 0.8rem;
}
.markdown-section h3 {
  font-size: 1.5rem;
  margin: 40px 0 0.6rem;
}
.markdown-section h4 {
  font-size: 1.25rem;
}
.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 p,
.markdown-section ul,
.markdown-section ol {
  line-height: 1.6rem;
  word-spacing: 0.05rem;
}
.markdown-section ul,
.markdown-section ol {
  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 {
  background-color: #f8f8f8;
  border-radius: 2px;
  color: #e96900;
  font-family: 'Roboto Mono', Monaco, courier, monospace;
  font-size: 0.8rem;
  margin: 0 2px;
  padding: 3px 5px;
  white-space: pre-wrap;
}
.markdown-section pre {
  -moz-osx-font-smoothing: initial;
  -webkit-font-smoothing: initial;
  background-color: #f8f8f8;
  font-family: 'Roboto Mono', Monaco, courier, monospace;
  line-height: 1.5rem;
  margin: 1.2em 0;
  overflow: auto;
  padding: 0 1.4rem;
  position: relative;
  word-wrap: normal;
}
/* code highlight */
.token.comment,
.token.prolog,
.token.doctype,
.token.cdata {
  color: #8e908c;
}
.token.namespace {
  opacity: 0.7;
}
.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;
}
.token.entity,
.token.url,
.language-css .token.string,
.style .token.string {
  color: #22a2c9;
}
.token.attr-value,
.token.control,
.token.directive,
.token.unit {
  color: var(--theme-color, #42b983);
}
.token.keyword,
.token.function {
  color: #e96900;
}
.token.statement,
.token.regex,
.token.atrule {
  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.important,
.token.bold {
  font-weight: bold;
}
.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: 'Roboto Mono', Monaco, courier, monospace;
  font-size: 0.8rem;
  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: 0.05rem;
}
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: 0.6rem;
  font-weight: 600;
  height: 15px;
  line-height: 15px;
  padding: 5px 10px 0;
  position: absolute;
  right: 0;
  text-align: right;
  top: 0;
}
