/* box sizing */
*,
*::before,
*::after {
  box-sizing: border-box;
}

/* document */
body {
  margin: 0;
  background: #f5f5f5;
  font-size: 16px;
  font-family: 'Helvetica Neue', Arial, Helvetica, sans-serif;
  color: #555;
  line-height: 1.4;
}

/* links */
a {
  color: #2e97d2;
  text-decoration: none;
}

/* headings */
h1,
h2 {
  font-size: 1.25rem;
  font-weight: 500;
  margin: 0 0 .2rem;
}

h3 {
  font-size: 1rem;
  font-weight: 500;
  margin: 0;
}

/* paragraphs */
p {
  margin: 0 0 1.5rem;
}

/* lists */
p + ul {
  list-style-type: square;
  margin: 0 0 1.5rem;
}

p + ul li {
  margin: 0 0 .5rem;
}

/* cards */
.card {
  background: #fff;
  margin: 0 0 1.5rem;
  padding: 1.5rem;
}

/* rules */
hr {
  background: rgba(0, 0, 0, 0.1);
  border: 0;
  height: 1px;
  margin: 2.5rem 0;
}

/* code */
pre {
  background: #fff;
  font-family: 'Fira Code', 'Lucida Console', monospace;
  font-size: 14px;
  line-height: 1.75;
  margin: 0 0 1.5rem;
  overflow-x: auto;
  padding: 1.5rem;
}

p code {
  background: #f5f5f5;
  border-radius: 3px;
  font-family: 'Fira Code', 'Lucida Console', monospace;
  font-size: 14px;
  padding: .1rem .25rem;
}

.hljs {
  background-color: transparent;
  overflow-x: inherit;
  padding: 0;
}

/* container */
.container {
  max-width: 60rem;
  margin: auto;
  padding: 1.5rem;
}

/* nav bar */
.navbar {
  background: #fff;
}

.navbar > .container {
  padding-top: 0;
  padding-bottom: 0;
}

/* buttons */
.btn,
.menu .toggle-btn {
  display: inline-block;
  padding: 1rem 1.25rem;
  color: #fff;
  background: #2e97d2;
  text-decoration: none;
}

button.btn,
.menu .toggle-btn {
  border: 0;
  cursor: pointer;
  font-size: inherit;
}

.menu .toggle-btn {
  padding: .875rem 1.25rem;
}

/* menus */
.menu {
  background: #fff;
  border-top: 1px solid rgba(0, 0, 0, 0.05);
}

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

.menu ul ul {
  background-color: rgba(0, 0, 0, 0.015);
}

.menu a {
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
  display: block;
  padding: .75rem 1.25rem;
}

.menu ul ul a {
  padding-left: 2.75rem;
}

.menu ul ul ul a {
  padding-left: 4.25rem;
}

/* horizontal menus */
.menu.horizontal {
  border-top: 0;
}

.menu.horizontal a {
  border-bottom: 0;
}

.menu.horizontal ul ul {
  background: #fff;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  font-size: .9rem;
  margin-top: 1px;
  padding: .5rem 0;
  width: 140px;
}

.menu.horizontal ul ul ul {
  margin-left: 1px;
  margin-top: 0;
}

.menu.horizontal ul ul a,
.menu.horizontal ul ul ul a {
  padding: .5rem 1.25rem;
}

/* context menus */
.context {
  display: inline-block;
}

.context .toggle {
  background: #fff;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  font-size: 0.9rem;
  padding: .75rem 1.25rem;
}

.context .toggle ul {
  list-style: none;
  margin: 1px 0 0;
  padding: 0;
}

.context .toggle a {
  color: #2e97d2;
  display: block;
  padding: 0.5rem 0;
  text-decoration: none;
}

/* accordions */
.accordion-header {
  background: #2e97d2;
  color: #fff;
  display: block;
  margin-top: 1px;
  padding: 1rem;
}

.accordion-header::after {
  float: right;
}

.accordion-panel {
  background: #fff;
  padding: 1.5rem;
}

/* tabs */
.tabs {
  border-bottom: .2rem solid #2e97d2;
  list-style: none;
  margin: 0;
  padding: 0;
}

.tabs::after {
  clear: both;
  content: '';
  display: block;
}

.tabs > li {
  float: left;
  margin-right: .2rem;
}

.tabs > li > a {
  background: #aaa;
  color: #fff;
  display: block;
  padding: 1rem 1.25rem;
  text-decoration: none;
}

.tabs > li > a.tab-active {
  background: #2e97d2;
}

.tab-panel {
  background: #fff;
  padding: 1.5rem;
}