BODY {
  font: 16px/1.4 Trebuchet MS, Arial, sans-serif;
  color: #000; }

A {
  color: steelblue; }

H1 {
  font: 2em/1.4 Georgia, serif;
  text-align: center; }

H4 {
  margin: 0;
  margin-bottom: .15em;
  font: 1.3em/1.4 Georgia, serif; }

P {
  margin: 1.2rem 0; }

TEXTAREA {
  width: 100%;
  height: 150px;
  margin: 0;
  border: 1px solid #CCC;
  border-radius: 10px;
  font-size: 13px;
  font-family: monospace; }

CODE {
  padding: 0 3px;
  background: #EEE;
  border-radius: 5px;
  text-shadow: 1px 1px 0 white;
  font: 14px/1.4 monospace;
  color: #333; }

CODE I {
  font-style: italic;
  color: black; }

DL,
DD,
DT {
  margin: 0; }

DL {
  text-align: right; }

DT {
  border-bottom: 1px dashed;
  display: inline-block;
  line-height: 1;
  color: steelblue;
  cursor: pointer; }

DT::after {
  content: "";
  display: inline-block;
  border: 0 solid transparent;
  border-width: 8px 4px 0;
  border-top-color: currentColor;
  border-bottom-color: currentColor;
  margin-left: 5px; }

.opened::after {
  border-width: 0 4px 8px; }

DD {
  text-align: left; }

.hidden {
  display: none; }

.visuallyhidden {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  border: 0;
  padding: 0;
  white-space: nowrap;
  clip-path: inset(100%);
  clip: rect(0 0 0 0);
  overflow: hidden; }

.wrapper {
  width: 650px;
  margin: 1.5rem auto 4rem; }

.header {
  position: relative;
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid #CCC; }

.header::before {
  content: "";
  display: table;
  width: 100%;
  clear: both; }

.langs {
  position: absolute;
  top: 0;
  right: 0;
  margin: auto;
  display: flex;
  list-style-type: none; }
  .langs A:not([href]) {
    font-weight: bold;
    color: inherit; }

.langs__item + .langs__item {
  margin-left: .5rem; }

.footer {
  position: relative;
  display: flex;
  justify-content: space-between;
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid #CCC; }

.panel {
  position: relative;
  z-index: 1;
  margin-bottom: 2.5rem;
  display: flex;
  justify-content: space-between; }

.options {
  position: relative; }

.options__middle-word {
  vertical-align: middle;
  color: #AAA; }

.options__text {
  display: inline-block;
  border-bottom: 1px dashed;
  color: steelblue;
  cursor: pointer; }

.options__input:checked + .options__text {
  border: 0;
  color: inherit;
  cursor: default; }

.expander {
  position: relative;
  z-index: 2; }

.expanded {
  position: absolute;
  top: -15px;
  right: -15px;
  left: -15px;
  padding: 2rem 1.5rem 1rem;
  background: #FFF;
  border: 1px solid #CCC;
  border-radius: 5px;
  box-shadow: 0 0 0 5px rgba(0, 0, 0, 0.1); }

.button-example,
.copy-button {
  padding: 0;
  border: 0;
  border-bottom: 1px dashed;
  background: transparent;
  align-self: center;
  font: inherit;
  line-height: 1;
  font-size: 14px;
  color: steelblue;
  cursor: pointer; }

.containers {
  margin-bottom: 32px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between; }

.container {
  position: relative;
  width: 48%;
  margin-bottom: 1em;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-content: flex-start; }

.demo-wrapper {
  width: 100%;
  border: 1px dashed rgba(0, 0, 0, 0.25); }

.demo {
  height: 150px;
  background-repeat: no-repeat; }

.contrast-buttons {
  display: flex;
  align-items: center;
  margin-bottom: .4em; }

.contrast-button {
  display: block;
  width: 2em;
  height: 2em;
  margin-left: 5px;
  padding: 0;
  border-radius: 50%;
  border: 1px solid rgba(0, 0, 0, 0.25);
  outline: none;
  cursor: pointer; }

.contrast-button--current {
  box-shadow: 0 0 0 3px steelblue; }

.contrast-button:active {
  box-shadow: 0 0 0 3px rgba(0, 0, 0, 0.25); }

.contrast-button--white {
  background: white; }

.contrast-button--silver {
  background: silver; }

.contrast-button--black {
  background: black; }

.tip {
  margin-top: .5rem;
  font-size: .9em;
  color: #777; }