:root {
    --font-color: #fff;
    --bg-color: #1a1a1a;
    --head: #76dbc5;
    --block:  #282828;
    --heading-color: #39db7f;
    --footer-color: #e4e4e4;
    --topic: #eefd59;
    --link: cyan;
    --category: #76dbc5;
}

[data-theme="light"] {
    --font-color: #000;
    --bg-color: #f3f3f3;
    --head: #278e76;
    --block:  #dadada;
    --heading-color: #2f4c9e;
    --footer-color: #232323;
    --topic: #000;
    --link: #289605;
    --category: #446997;
}


body {
    background-color: var(--bg-color);
    color: var(--font-color);
    padding: 0px;
    scroll-behavior: smooth;
}

h2 {
  color: var(--heading-color);
  font-family: 'Open Sans Bold', 'Open Sans', 'OpenSans-Regular', 'Arial';
  padding: 0px 10px 0px 20px;
}

.body{
  margin: -60px 20px 0px;
}

.answer {
  color: var(--font-color);
  font-family: Arial, Helvetica, sans-serif;
  padding: 0px 10px 0px 20px;
  font-weight: 100;
}

.block{
  background: var(--block);
  padding:10px;
  border-radius:10px;
  font-size: 16px;
}

.footer {
  color: var(--heading-color);
  font-family: Arial, Helvetica, sans-serif;
}

.header {
  font-size: 40px;
  font-weight: bold;
  color: var(--heading-color);
  font-family: Menlo, Monaco, Consolas, "Courier New", monospace;
  text-align: center;
  margin-bottom: -0.9%;
}

.head {
  font-size: 15px;
  color: var(--head);
  font-family: Menlo, Monaco, Consolas, "Courier New", monospace;
  text-align: center;
}

a {
  color: var(--link);
  font-family: Arial, Helvetica, sans-serif;
  text-decoration: none;
}

h3{
  padding:0px 10px 0px 20px;
}

.topic {
  color: var(--topic);
  background: var(--block);
  padding:10px;
  border-radius:5px;
  display:inline-block;
  font-family: Menlo, Monaco, Consolas, "Courier New", monospace;
}

.category{
  color: var(--category);
}

::selection {
  background-color: var(--heading-color);
  color: var(--bg-color);
}


/* Base styles for the element that has a tooltip */
[data-tooltip],
.tooltip {
  position: relative;
  cursor: pointer;
}

/* Base styles for the entire tooltip */
[data-tooltip]:before,
[data-tooltip]:after,
.tooltip:before,
.tooltip:after {
  position: absolute;
  visibility: hidden;
  -ms-filter: "progid:DXImageTransform.Microsoft.Alpha(Opacity=0)";
  filter: progid:DXImageTransform.Microsoft.Alpha(Opacity=0);
  opacity: 0;
  -webkit-transition: 
    opacity 0.2s ease-in-out,
    visibility 0.2s ease-in-out,
    -webkit-transform 0.2s cubic-bezier(0.71, 1.7, 0.77, 1.24);
  -moz-transition:    
    opacity 0.2s ease-in-out,
    visibility 0.2s ease-in-out,
    -moz-transform 0.2s cubic-bezier(0.71, 1.7, 0.77, 1.24);
  transition:         
    opacity 0.2s ease-in-out,
    visibility 0.2s ease-in-out,
    transform 0.2s cubic-bezier(0.71, 1.7, 0.77, 1.24);
  -webkit-transform: translate3d(0, 0, 0);
  -moz-transform:    translate3d(0, 0, 0);
  transform:         translate3d(0, 0, 0);
  pointer-events: none;
}

/* Show the entire tooltip on hover and focus */
[data-tooltip]:hover:before,
[data-tooltip]:hover:after,
[data-tooltip]:focus:before,
[data-tooltip]:focus:after,
.tooltip:hover:before,
.tooltip:hover:after,
.tooltip:focus:before,
.tooltip:focus:after {
  visibility: visible;
  -ms-filter: "progid:DXImageTransform.Microsoft.Alpha(Opacity=100)";
  filter: progid:DXImageTransform.Microsoft.Alpha(Opacity=100);
  opacity: 1;
}

/* Base styles for the tooltip's directional arrow */
.tooltip:before,
[data-tooltip]:before {
  z-index: 1001;
  border: 6px solid transparent;
  background: transparent;
  content: "";
}

/* Base styles for the tooltip's content area */
.tooltip:after,
[data-tooltip]:after {
  z-index: 1000;
  padding: 8px;
  width: 135px ;
  background-color: #000;
  background-color: hsla(0, 0%, 20%);
  color: #39db7f;
  content: attr(data-tooltip);
  font-size: 14px;
  line-height: 1.2;
}

/* Directions */

/* Top (default) */
[data-tooltip]:before,
[data-tooltip]:after,
.tooltip:before,
.tooltip:after,
.tooltip-top:before,
.tooltip-top:after {
  bottom: 100%;
  left: 50%;
}

[data-tooltip]:before,
.tooltip:before,
.tooltip-top:before {
  margin-left: -8px;
  margin-bottom: -12px;
  border-top-color: #000;
  border-top-color: hsla(0, 0%, 20%, 0.9);
}

/* Horizontally align top/bottom tooltips */
[data-tooltip]:after,
.tooltip:after,
.tooltip-top:after {
  margin-left: -80px;
}

[data-tooltip]:hover:before,
[data-tooltip]:hover:after,
[data-tooltip]:focus:before,
[data-tooltip]:focus:after,
.tooltip:hover:before,
.tooltip:hover:after,
.tooltip:focus:before,
.tooltip:focus:after,
.tooltip-top:hover:before,
.tooltip-top:hover:after,
.tooltip-top:focus:before,
.tooltip-top:focus:after {
  -webkit-transform: translateY(-12px);
  -moz-transform:    translateY(-12px);
  transform:         translateY(-12px); 
}

nav {
  display: flex;
  justify-content: flex-end;
  padding: 10px 10px;
}

/*slider switch css */
.theme-switch-wrapper {
  display: flex;
  align-items: center;
  
  
}
em {
  margin-left: 10px;
  font-size: 1rem;
}
.theme-switch {
  display: inline-block;
  height: 34px;
  position: relative;
  width: 60px;
}

.theme-switch input {
  display:none;
}

.slider {
  background-color: #ccc;
  bottom: 0;
  cursor: pointer;
  left: 0;
  position: absolute;
  right: 0;
  top: 0;
  transition: .4s;
}

.slider:before {
  background-color: var(--bg-color);
  bottom: 4px;
  content: "";
  height: 26px;
  left: 4px;
  position: absolute;
  transition: .4s;
  width: 26px;
}

input:checked + .slider {
  background-color: #cecece;
}

input:checked + .slider:before {
  transform: translateX(26px);
}

.slider.round {
  border-radius: 34px;
}

.slider.round:before {
  border-radius: 50%;
  background-color: var(--bg-color);
}

:root {
  --duration: 400ms;
  --ease: cubic-bezier(0.19, 1, 0.22, 1);
  --bounce: cubic-bezier(0.6, -0.28, 0.735, 0.045);
}

* {
  box-sizing: border-box;
}

h1 {
  line-height: 1.15;
}

p {
  line-height: 1.5;
}

code {
  display: block;
  margin-bottom: 1rem;
  padding: 1rem;
  width: 100%;
  font-family: "Menlo", monospace;
  font-size: 14px;
  line-height: 1.4;
  color: #484848;
  background-color: #f3f3f3;
  border-radius: 2px;
}
code span {
  font-weight: bold;
}

main {
  display: flex;
  flex-direction: column;
  justify-content: center;
  margin: 0 auto;
  padding: 1.5rem;
  min-height: 100vh;
  max-width: 550px;
}

input {
  margin: 1rem 0;
  padding: 0.5rem;
  width: 100%;
  font-size: 1rem;
}

.copy-click {
  position: relative;
  padding-bottom: 2px;
  text-decoration: none;
  cursor: pointer;
  color: var(--heading-color);
  transition: background-color calc(var(--duration) * 2) var(--ease);
}
.copy-click:after {
  font-size: 18px;
  content: attr(data-tooltip-text);
  position: absolute;
  bottom: calc(100% + 6px);
  left: 50%;
  padding: 4px 8px;
  white-space: nowrap;
  background-color: var(--font-color);
  color: var(--bg-color);
  border-radius: 4px;
  box-shadow: 0 0 0 -12px rgba(0, 0, 0, 0);
  pointer-events: none;
  -webkit-backface-visibility: hidden;
          backface-visibility: hidden;
  opacity: 0;
  transform: translate(-50%, 12px);
  transition: box-shadow calc(var(--duration) / 1.5) var(--bounce), opacity calc(var(--duration) / 1.5) var(--bounce), transform calc(var(--duration) / 1.5) var(--bounce);
}
.copy-click.is-hovered:after {
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
  opacity: 1;
  transform: translate(-50%, 0);
  transition-timing-function: var(--ease);
}
.copy-click.is-copied:after {
  content: attr(data-tooltip-text-copied);
}