* {
  margin: 0;
  padding: 0;
}
html {
  -webkit-text-size-adjust: 100%;
  -ms-text-size-adjust: 100%;
  scrollbar-gutter: stable;
}
body {
  font-family: system-ui, BlinkMacSystemFont, Roboto, "Segoe UI", Segoe, "Helvetica Neue", Tahoma, sans-serif;
  font-size: 16px;
  line-height: 28px;
  color: #111111;
  overflow-x: hidden;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
header.site-header {
  color: white;
  background-color: #292929;
  padding-top: 17px;
  padding-bottom: 17px;
  border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}
.header-inner,
.footer-inner {
  max-width: 1040px;
  margin: 0 auto;
  padding-left: 28px;
  padding-right: 28px;
  box-sizing: border-box;
}
#site_title {
  font-size: 42px;
  line-height: 65px;
  font-weight: bold;
}
#site_title a {
  color: inherit;
  text-decoration: none;
}
#site_tagline {
  color: #828282;
}
#nav {
  background-color: #5d9d50;
  background-image: linear-gradient(to bottom, #6ab05b 0%, #5d9d50 100%);
  border-bottom: 1px solid rgba(0, 0, 0, 0.25);
  box-shadow: inset 0 1px #7bcc6b, 0 1px 3px rgba(0, 0, 0, 0.2);
  text-shadow: 1px 1px 0 rgba(0, 0, 0, 0.35);
}
.nav-inner {
  max-width: 1040px;
  margin: 0 auto;
  padding-left: 28px;
  padding-right: 28px;
  box-sizing: border-box;
}
#nav .menu {
  list-style: none;
  display: flex;
  align-items: baseline;
  white-space: nowrap;
  overflow-x: auto;
  scroll-behavior: smooth;
  scrollbar-width: none;
  -ms-overflow-style: -ms-autohiding-scrollbar;
  margin-left: 0;
  margin-bottom: 0;
}
#nav .menu::-webkit-scrollbar {
  display: none;
}
#nav .menu li {
  margin-right: 28px;
  margin-bottom: 0;
}
#nav .menu li:last-child {
  margin-right: 0;
}
#nav .menu a {
  display: block;
  padding-top: 11px;
  padding-bottom: 11px;
  color: rgba(255, 255, 255, 0.75);
  text-decoration: none;
}
#nav .menu a:hover {
  color: #eeeeee;
}
#footer {
  color: #828282;
  background-color: #292929;
  padding-top: 5rem;
  padding-bottom: 17px;
  border-top: 1px solid rgba(0, 0, 0, 0.1);
  margin-top: auto;
}
.wp-block-columns {
  box-sizing: border-box;
  display: flex;
  flex-wrap: wrap;
  align-items: normal;
  gap: 2em;
  margin-bottom: 1.75em;
}
@media (min-width: 782px) {
  .wp-block-columns {
    flex-wrap: nowrap;
  }
  .wp-block-columns > .wp-block-column {
    flex-basis: 0;
    flex-grow: 1;
  }
}
@media (max-width: 781px) {
  .wp-block-columns > .wp-block-column {
    flex-basis: 100%;
  }
}
.wp-block-column {
  flex-grow: 1;
  min-width: 0;
  overflow-wrap: break-word;
  word-break: break-word;
}
#footer .widgettitle {
  color: white;
  font-size: 1.25rem;
  line-height: 42px;
  font-weight: bold;
  margin-top: 0;
  margin-bottom: 2rem;
}
#footer .menu {
  list-style: none;
  display: list-item;
  margin-left: 0;
  margin-bottom: 28px;
}
#footer .menu .menu-item {
  margin-bottom: 0.2rem;
  margin-right: 0;
}
#footer .menu .menu-item a {
  display: block;
  padding-top: 0px;
  padding-bottom: 0px;
}
#footer .attribution {
  text-align: center;
  margin-bottom: 28px;
}
#footer a {
  color: #828282;
  text-decoration: none;
}
#footer a:hover {
  color: #eeeeee;
}
main {
  flex: 1;
  width: 100%;
  max-width: 1040px;
  margin: 0 auto;
  padding: 28px;
  box-sizing: border-box;
  word-break: break-word;
}
nav.breadcrumbs {
  font-size: 13px;
  line-height: 23px;
  color: #828282;
  margin-bottom: 17px;
}
nav.breadcrumbs a {
  color: #5d9d50;
  text-decoration: none;
}
nav.breadcrumbs a:hover {
  text-decoration: underline;
}
a {
  color: #5d9d50;
  text-decoration: none;
}
p a,
.content a {
  text-decoration: underline;
}
.content a:hover {
  text-decoration: none;
}
h1 {
  font-family: "Roboto", sans-serif;
  font-size: 33px;
  line-height: 52px;
  font-weight: bold;
  color: #111111;
  margin-bottom: 28px;
}
.byline {
  font-size: 14px;
  line-height: 23px;
  color: #828282;
  margin-top: -24px;
  margin-bottom: 28px;
}
h2 {
  font-size: 26px;
  line-height: 42px;
  font-weight: bold;
  color: #111111;
  margin-top: 45px;
  margin-bottom: 28px;
}
h3 {
  font-size: 20px;
  line-height: 33px;
  font-weight: bold;
  color: #111111;
  margin-top: 28px;
  margin-bottom: 17px;
}
h4 {
  font-size: 16px;
  line-height: 28px;
  font-weight: bold;
  color: #111111;
  margin-bottom: 11px;
}
h1 + h2,
h2 + h3,
h2:first-child,
h3:first-child {
  margin-top: 0;
}
p,
ul,
ol,
blockquote,
.highlight,
pre,
img {
  margin-bottom: 28px;
}
ul,
ol {
  margin-left: 28px;
}
li {
  margin-bottom: 11px;
}
li:last-child {
  margin-bottom: 0;
}
ul ul,
ul ol,
ol ul,
ol ol {
  margin-top: 11px;
  margin-bottom: 0;
  margin-left: 17px;
}
blockquote {
  color: #828282;
  padding-left: 17px;
  border-left: 7px solid rgba(0, 0, 0, 0.1);
}
blockquote > :last-child {
  margin-bottom: 0;
}
img {
  max-width: 100%;
  height: auto;
  display: block;
  margin-left: auto;
  margin-right: auto;
}
code,
pre,
kbd {
  font-family: Menlo, Consolas, Monaco, "Andale Mono", Courier, Verdana, sans-serif;
  font-size: 15px;
}
code {
  line-height: 1em;
  background: none;
  margin: 0;
  padding: 0;
}
pre {
  background-color: #eeeeee;
  padding: 17px;
  overflow: auto;
  word-wrap: normal;
  -moz-tab-size: 4;
  tab-size: 4;
  line-height: 1.45;
}
.highlight pre {
  margin-bottom: 0;
  font-size: 13px;
  line-height: 1.45;
}
.highlight code {
  font-size: 13px;
  line-height: 1.45;
}
.note,
.info,
.alert {
  padding: 17px;
  margin-bottom: 28px;
}
.note > :last-child,
.info > :last-child,
.alert > :last-child {
  margin-bottom: 0;
}
.note {
  background-color: #fffbcc;
  border: 1px solid #e6db55;
}
.alert {
  background-color: #ffe9e9;
  border: 1px solid #fbc4c4;
}
.info {
  background-color: #ebf6e0;
  border: 1px solid #b3dc82;
}
.topics-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-top: 45px;
  margin-bottom: 28px;
}
.topics-header h2 {
  margin-top: 0;
  margin-bottom: 0;
}
.topics-actions {
  font-size: 14px;
  font-weight: bold;
}
.topics-actions a:hover {
  text-decoration: underline;
}
.topic-list {
  margin-bottom: 28px;
}
.topic-item {
  border: 2px solid #e2e7ed;
  border-radius: 6px;
  margin-bottom: 14px;
  background-color: #ffffff;
  overflow: hidden;
}
.topic-summary {
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  cursor: pointer;
  user-select: none;
}
.topic-summary::-webkit-details-marker {
  display: none;
}
.topic-summary:hover {
  background-color: #f9fafb;
}
.topic-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.topic-title {
  font-weight: bold;
  color: #111111;
  text-decoration: none;
}
a.topic-title:hover {
  color: #5d9d50;
  text-decoration: underline;
}
.topic-meta {
  font-size: 13px;
  line-height: 20px;
  color: #828282;
}
.topic-toggle {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: bold;
  color: #5d9d50;
  flex-shrink: 0;
  margin-left: 16px;
}
.topic-toggle::before {
  content: "Expand";
}
.topic-item[open] .topic-toggle::before {
  content: "Collapse";
}
.topic-toggle::after {
  content: "";
  display: inline-block;
  width: 7px;
  height: 7px;
  border-right: 2px solid #5d9d50;
  border-bottom: 2px solid #5d9d50;
  transform: rotate(45deg);
  margin-top: -3px;
  transition: transform 0.15s ease;
}
.topic-item[open] .topic-toggle::after {
  transform: rotate(-135deg);
  margin-top: 3px;
}
.topic-lessons {
  border-top: 1px solid #e2e7ed;
  background-color: #fafafa;
  padding: 16px 20px;
}
.topic-lessons ol {
  margin-bottom: 0;
}
.lesson-nav {
  border-top: 2px solid #e2e7ed;
  margin-top: 45px;
  padding-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.lesson-nav-action {
  flex: 0 1 200px;
}
.lesson-nav-action-center {
  text-align: center;
}
.lesson-nav-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  box-sizing: border-box;
  padding: 12px 20px;
  background-color: #5d9d50;
  color: #ffffff;
  font-size: 14px;
  font-weight: bold;
  line-height: 1.25;
  border-radius: 6px;
  text-decoration: none;
  transition: background-color 0.2s ease;
}
.lesson-nav-button:hover {
  background-color: #4e8643;
  color: #ffffff;
  text-decoration: none;
}
.lesson-nav-back {
  font-size: 14px;
  font-weight: bold;
  color: #5d9d50;
  text-decoration: underline;
}
.lesson-nav-back:hover {
  text-decoration: none;
}
@media (max-width: 640px) {
  .lesson-nav {
    flex-direction: column;
  }
  .lesson-nav-action {
    flex: none;
    width: 100%;
  }
}

/* Chroma syntax highlighting (github style) */
.bg { background-color:#f7f7f7; }
.chroma { background-color:#f7f7f7;-webkit-text-size-adjust:none; }
.chroma .err { color:#f6f8fa;background-color:#82071e }
.chroma .lnlinks { outline:none;text-decoration:none;color:inherit }
.chroma .lntd { vertical-align:top;padding:0;margin:0;border:0; }
.chroma .lntable { border-spacing:0;padding:0;margin:0;border:0; }
.chroma .hl { background-color:#dedede }
.chroma .lnt { white-space:pre;-webkit-user-select:none;user-select:none;margin-right:0.4em;padding:0 0.4em 0 0.4em;color:#7f7f7f }
.chroma .ln { white-space:pre;-webkit-user-select:none;user-select:none;margin-right:0.4em;padding:0 0.4em 0 0.4em;color:#7f7f7f }
.chroma .line { display:flex; }
.chroma .k { color:#cf222e }
.chroma .kc { color:#cf222e }
.chroma .kd { color:#cf222e }
.chroma .kn { color:#cf222e }
.chroma .kp { color:#cf222e }
.chroma .kr { color:#cf222e }
.chroma .kt { color:#cf222e }
.chroma .na { color:#1f2328 }
.chroma .nc { color:#1f2328 }
.chroma .no { color:#0550ae }
.chroma .nd { color:#0550ae }
.chroma .ni { color:#6639ba }
.chroma .nl { color:#900;font-weight:bold }
.chroma .nn { color:#24292e }
.chroma .nx { color:#1f2328 }
.chroma .nt { color:#0550ae }
.chroma .nb { color:#6639ba }
.chroma .bp { color:#6a737d }
.chroma .nv { color:#953800 }
.chroma .vc { color:#953800 }
.chroma .vg { color:#953800 }
.chroma .vi { color:#953800 }
.chroma .vm { color:#953800 }
.chroma .nf { color:#6639ba }
.chroma .fm { color:#6639ba }
.chroma .s { color:#0a3069 }
.chroma .sa { color:#0a3069 }
.chroma .sb { color:#0a3069 }
.chroma .sc { color:#0a3069 }
.chroma .dl { color:#0a3069 }
.chroma .sd { color:#0a3069 }
.chroma .s2 { color:#0a3069 }
.chroma .se { color:#0a3069 }
.chroma .sh { color:#0a3069 }
.chroma .si { color:#0a3069 }
.chroma .sx { color:#0a3069 }
.chroma .sr { color:#0a3069 }
.chroma .s1 { color:#0a3069 }
.chroma .ss { color:#032f62 }
.chroma .m { color:#0550ae }
.chroma .mb { color:#0550ae }
.chroma .mf { color:#0550ae }
.chroma .mh { color:#0550ae }
.chroma .mi { color:#0550ae }
.chroma .il { color:#0550ae }
.chroma .mo { color:#0550ae }
.chroma .o { color:#0550ae }
.chroma .ow { color:#0550ae }
.chroma .or { color:#0550ae }
.chroma .p { color:#1f2328 }
.chroma .c { color:#57606a }
.chroma .ch { color:#57606a }
.chroma .cm { color:#57606a }
.chroma .c1 { color:#57606a }
.chroma .cs { color:#57606a }
.chroma .cp { color:#57606a }
.chroma .cpf { color:#57606a }
.chroma .gd { color:#82071e;background-color:#ffebe9 }
.chroma .ge { color:#1f2328 }
.chroma .gi { color:#116329;background-color:#dafbe1 }
.chroma .go { color:#1f2328 }
.chroma .gl { text-decoration:underline }
.chroma .w { color:#fff }