$base-font-size: 16px;
$base-line-height: 1.5;
$__1px: (1px/$base-font-size) * 1rem;
$base-font-family: 'Roboto, Helvetica, sans-serif';
$code-font-family: 'Roboto Mono, Menlo, Consolas, monospace';
$code-font-size:  0.875em;
$_body-margin: 0;
$heading-line-height: 1.2;
$fore-color-var: '--fore-color';
$fore-color: #212121;
$back-color-var: '--back-color';
$back-color: #fff;
$border-color-var: '--border-color';
$border-color: #eee;
$a-link-color-var: '--a-link-color';
$a-link-color: #0277bd;
$a-visited-color-var: '--a-visited-color';
$a-visited-color: #01579b;
$code-fore-color-var: '--code-fore-color';
$code-fore-color: #8e24aa;
$code-back-color-var: '--code-back-color';
$code-back-color: #f0f0f0;
$code-selected-color-var: '--code-selected-color';
$code-selected-color: #37474f;
$pre-fore-color-var: '--pre-fore-color';
$pre-fore-color: #e57373;
$pre-back-color-var: '--pre-back-color';
$pre-back-color: #263238;
$token-color-a-var: '--token-color-a';  // Comments
$token-color-a: #7f99a5;
$token-color-b-var: '--token-color-b';  // Punctuation
$token-color-b: #bdbdbd;
$token-color-c-var: '--token-color-c';  // Functions
$token-color-c: #64b5f6;
$token-color-d-var: '--token-color-d';  // Numbers
$token-color-d: #ff8f00;
$token-color-e-var: '--token-color-e';  // Strings
$token-color-e: #c5e1a5;
$token-color-f-var: '--token-color-f';  // Keywords
$token-color-f: #ce93d8;
$token-color-g-var: '--token-color-g';  // Regular expressions
$token-color-g: #26c6da;
$token-color-h-var: '--token-color-h';  // Variables
$token-color-h: #e57373;
$universal-margin-var: '--universal-margin';
$universal-margin: 0.5rem;
$universal-padding-var: '--universal-padding';
$universal-padding: 0.5rem;
$universal-border-radius-var: '--universal-border-radius';
$universal-border-radius: 0.125rem;
// =================
$secondary-fore-color-var: '--secondary-fore-color'; // No use yet
$secondary-fore-color: #444;
$secondary-back-color-var: '--secondary-back-color'; // No use yet
$secondary-back-color: #f0f0f0;
$tertiary-fore-color-var: '--tertiary-fore-color';  // No use yet
$tertiary-fore-color: #222;

// Load external fonts - progressive loading should help alleviate performance issues
@font-face {
  font-family: 'Roboto';
  font-style: normal;
  font-weight: 300;
  src: local('Roboto Light'), local('Roboto-Light'), url(https://fonts.gstatic.com/s/roboto/v18/KFOlCnqEu92Fr1MmSU5fBBc4.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
  font-display: swap;
}
@font-face {
  font-family: 'Roboto';
  font-style: italic;
  font-weight: 300;
  src: local('Roboto Light Italic'), local('Roboto-LightItalic'), url(https://fonts.gstatic.com/s/roboto/v18/KFOjCnqEu92Fr1Mu51TjASc6CsQ.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
  font-display: swap;
}
@font-face {
  font-family: 'Roboto';
  font-style: normal;
  font-weight: 500;
  src: local('Roboto Medium'), local('Roboto-Medium'), url(https://fonts.gstatic.com/s/roboto/v18/KFOlCnqEu92Fr1MmEU9fBBc4.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
  font-display: swap;
}
@font-face {
  font-family: 'Roboto Mono';
  font-style: normal;
  font-weight: 300;
  src: local('Roboto Mono Light'), local('RobotoMono-Light'), url(https://fonts.gstatic.com/s/robotomono/v5/L0xkDF4xlVMF-BfR8bXMIjDgiWqxf78.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
  font-display: swap;
}
@font-face {
  font-family: 'Roboto Mono';
  font-style: italic;
  font-weight: 300;
  src: local('Roboto Mono Light Italic'), local('RobotoMono-LightItalic'), url(https://fonts.gstatic.com/s/robotomono/v5/L0xmDF4xlVMF-BfR8bXMIjhOk9a0T72jBg.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
  font-display: swap;
}
@font-face {
  font-family: 'Roboto Mono';
  font-style: normal;
  font-weight: 500;
  src: local('Roboto Mono Medium'), local('RobotoMono-Medium'), url(https://fonts.gstatic.com/s/robotomono/v5/L0xkDF4xlVMF-BfR8bXMIjC4iGqxf78.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
  font-display: swap;
}
// Set up variables for everything
:root {
  #{$fore-color-var}: $fore-color;
  #{$back-color-var}: $back-color;
  #{$border-color-var}: $border-color;
  #{$secondary-fore-color-var}: $secondary-fore-color;
  #{$tertiary-fore-color-var}: $tertiary-fore-color;
  #{$secondary-back-color-var}: $secondary-back-color;
  #{$universal-margin-var}: $universal-margin;
  #{$universal-padding-var}: $universal-padding;
  #{$universal-border-radius-var}: $universal-border-radius;
  #{$a-link-color-var} : $a-link-color;
  #{$a-visited-color-var} : $a-visited-color;
  #{$code-fore-color-var}: $code-fore-color;
  #{$code-back-color-var}: $code-back-color;
  #{$code-selected-color-var}: $code-selected-color;
  #{$pre-fore-color-var}: $pre-fore-color;
  #{$pre-back-color-var}: $pre-back-color;
  #{$token-color-a-var}: $token-color-a;
  #{$token-color-b-var}: $token-color-b;
  #{$token-color-c-var}: $token-color-c;
  #{$token-color-d-var}: $token-color-d;
  #{$token-color-e-var}: $token-color-e;
  #{$token-color-f-var}: $token-color-f;
  #{$token-color-g-var}: $token-color-g;
  #{$token-color-h-var}: $token-color-h;
}
// Set up some basic styling for everything
html {
  font-size: $base-font-size;
}
html, * {
  font-family: #{$base-font-family};
  line-height: $base-line-height;
  // Prevent adjustments of font size after orientation changes in mobile.
  -webkit-text-size-adjust: 100%;
}
* {
  font-size: 1rem;
  font-weight: 300;
}
// Apply fixes and defaults as necessary for modern browsers only
a, b, del, em, i, ins, q, span, strong, u {
  font-size: 1em; // Fix for elements inside headings not displaying properly.
}
body {
  margin: $_body-margin;
  color: var(#{$fore-color-var});
  background: var(#{$back-color-var});
  overflow-x: hidden;
}
// Correct display for Edge & Firefox.
details {
  display: block;
}
// Correct display in all browsers.
summary {
  display: list-item;
}
// Abbreviations
abbr[title] {
  border-bottom: none;           // Remove bottom border in Firefox 39-.
  text-decoration: underline dotted;  // Opinionated style-fix for all browsers.
}
// Show overflow in Edge.
input {
  overflow: visible;
}
// Make images responsive by default.
img {
  max-width: 100%;
  height: auto;
}
// Style headings according to material design guidelines
h1, h2, h3, h4, h5, h6 {
  line-height: $heading-line-height;
  margin: calc(1.5 * var(#{$universal-margin-var})) var(#{$universal-margin-var});
}
h1 {
  font-size: 6rem;
}
h2 {
  font-size: 3.75rem;
}
h3 {
  font-size: 3rem;
}
h4 { 
  font-size: 2.125rem;
}
h5 {
  font-size: 1.5rem;
}
h6 {
  font-size: 1.25rem;
}
// Style textual elements
p {
  margin: var(#{$universal-margin-var});
}
ol, ul {
  margin: var(#{$universal-margin-var});
  padding-left: calc(2 * var(#{$universal-margin-var}));
}
b, strong {
  font-weight: 500;
}
hr {
  // Fixes and defaults for styling
  box-sizing: content-box;
  border: 0;
  // Actual styling using variables
  line-height: 1.25em;
  margin: var(#{$universal-margin-var});
  height: $__1px;
  background: linear-gradient(to right, transparent, var(#{$border-color-var}) 20%, var(#{$border-color-var}) 80%, transparent);
}
// Style code
code, kbd, pre {
  font-size: $code-font-size;
}
code, kbd, pre, code *, pre *, kbd *, code[class*="language-"], pre[class*="language-"] {
  font-family: #{$code-font-family}; 
}
sup, sub, code, kbd {
  line-height: 0;
  position: relative;
  vertical-align: baseline;
}

code {
  background: var(#{$code-back-color-var});
  color: var(#{$code-fore-color-var});
  padding: calc(var(#{$universal-padding-var}) / 4) calc(var(#{$universal-padding-var}) / 2);
  border-radius: var(#{$universal-border-radius-var});
}
/*  === Unused so far ===
kbd {
  background: var(#{$fore-color-var});
  color: var(#{$back-color-var});
  border-radius: var(#{$universal-border-radius-var});
  padding: calc(var(#{$universal-padding-var}) / 4) calc(var(#{$universal-padding-var}) / 2);
}
*/
pre {
  overflow: auto; // Responsiveness
  background: var(#{$pre-back-color-var});
  color: var(#{$pre-fore-color-var});
  padding: calc(1.5 * var(#{$universal-padding-var}));
  margin: var(#{$universal-margin-var});
  border: 0;
}

code[class*="language-"], pre[class*="language-"] {
  color: var(#{$pre-fore-color-var});

  text-align: left;
  white-space: pre;
  word-spacing: normal;
  word-break: normal;
  word-wrap: normal;
  line-height: 1.8;

  -moz-tab-size: 2;
  -o-tab-size: 2;
  tab-size: 2;

  -webkit-hypens: none;
  -moz-hyphens: none;
  -ms-hyphens: none;
  hyphens: none;
}

pre[class*="language-"] {
  padding: calc(2 * var(#{$universal-padding-var}));
  overflow: auto;
  margin: var(#{$universal-margin-var}) 0;
}

pre[class*="language-"]::-moz-selection, pre[class*="language-"] ::-moz-selection,
code[class*="language-"]::-moz-selection, code[class*="language-"] ::-moz-selection {
  background: var(#{$code-selected-color-var});
}

pre[class*="language-"]::selection, pre[class*="language-"] ::selection,
code[class*="language-"]::selection, code[class*="language-"] ::selection {
  background: var(#{$code-selected-color-var});
}

:not(pre) > code[class*="language-"] {
  padding: .1em;
  border-radius: .3em;
  white-space: normal;
}

.namespace {
  opacity: .7;
}

.token {
  &.comment, &.prolog, &.doctype, &.cdata {
    color: var(#{$token-color-a-var});
  }
  &.punctuation {
    color: var(#{$token-color-b-var});
  }
  &.property, &.tag, &.boolean, &.constant, &.symbol, &.deleted, &.function {
    color: var(#{$token-color-c-var});
  }
  &.number, &.class-name {
    color: var(#{$token-color-d-var});
  }
  &.selector, &.attr-name, &.string, &.char, &.builtin, &.inserted {
    color: var(#{$token-color-e-var});
  }
  &.operator, &.entity, &.url, &.atrule, &.attr-value, &.keyword, &.interpolation-punctuation {
    color: var(#{$token-color-f-var});
  }
  &.regex {
    color: var(#{$token-color-g-var});
  }
  &.important, &.variable {
    color: var(#{$token-color-h-var});
  }
  &.italic, &.comment {
    font-style: italic;
  }
  &.important, &.bold {
    font-weight: 500;
  }
  &.entity {
    cursor: help;
  }
}
.language-css .token.string, .style .token.string {
  color: var(#{$token-color-f-var});
}

a {
  text-decoration: none;
  &:link{
    color: var(#{$a-link-color-var});
  }
  &:visited {
    color: var(#{$a-visited-color-var});
  }
  &:hover, &:focus {
    text-decoration: underline;
  }
}

/*
blockquote {}
sup {}
sub {}
figure {}
figcaption {}
*/

// ===================================================
// Layout
// ===================================================
$grid-medium-breakpoint: 768px;
$grid-large-breakpoint: 1280px;
// Grid container
.container {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  grid-column-gap: calc(0.5 * var(#{$universal-margin-var}));
}
// Generic centered column
.col-centered {
  grid-column: span 12;
  max-width: 100%;
  @media screen and (min-width: #{$grid-medium-breakpoint}) {
    grid-column: 2/12;
  }
  @media screen and (min-width: #{$grid-large-breakpoint}) {
    grid-column: 3/11;
  }
}
// 25% width - For the 'in numbers' section
.col-quarter {
  grid-column: span 3;
}
// 100% width
.col-full-width {
  grid-column: span 12;
}
// For the contributors section
.flex-row {
  display: flex;
  flex: 0 1 auto;
  flex-flow: row wrap;
  .flex-item {
    flex: 0 0 auto;
    max-width: 50%;
    flex-basis: 50%;
    @media screen and (min-width: #{$grid-medium-breakpoint}) {
      max-width: 25%;
      flex-basis: 25%;
    }
    @media screen and (min-width: #{$grid-large-breakpoint}) {
      max-width: 100%;
      flex-grow: 1;
      flex-basis: 0;
    }
  }
}
// ===================================================
// Cards
// ===================================================


nav {
  display: block;
  position: fixed;
  background: #fafafa;
  border-right: $__1px solid #e0e0e0;
  
  top: 0;
  left: -320px;
  width: 320px;
  transition: left 0.3s ease;
  z-index: 1100;
  height: 100vh;
  box-sizing: border-box;
  @media screen and (max-width: 320px) {
    width: 100%;
  }
  @media screen and (min-width: #{$grid-medium-breakpoint}) {
    top: 3.5rem;
    height: calc(100vh - 3.5rem);
    width: 33vw;
    left: -33vw;
  }
  @media screen and (min-width: #{$grid-large-breakpoint}) {
    width: 25vw;
    left: -25vw;
  }
}

nav.col-nav {
  box-shadow: 0 8px 17px 2px rgba(0,0,0,0.14),0 3px 14px 2px rgba(0,0,0,0.12),0 5px 5px -3px rgba(0,0,0,0.2);
  left: 0;
  // Also apply the main content style to the footer
  @media screen and (min-width: #{$grid-medium-breakpoint}) {
    + main.col-centered, + main.col-centered + footer.col-full-width {
      grid-column: 5/13;
    }
  }
  @media screen and (min-width: #{$grid-large-breakpoint}) {
    + main.col-centered  {
      grid-column: 4/12;
      padding-left: 8vw;
    }
    + main.col-centered + footer.col-full-width {
      grid-column: 4/13;
    }
  }
}

// TODO: Missing the menu system layout - probably all JS, effects and slide over
// TODO: Redesign cards from scratch

.card {
  &.code-card {
    margin-top: calc(5 * var(#{$universal-margin-var}));
    background: #263238;
    .section.card-content{
      background: var(#{$back-color-var});
    }
  }
  overflow: hidden;
  position: relative;
  margin: var(#{$universal-margin-var});
  border-radius: calc(4 * var(#{$universal-border-radius-var}));
  box-shadow: 0 2px 2px 0 rgba(0,0,0,0.14),0 3px 1px -2px rgba(0,0,0,0.12),0 1px 5px 0 rgba(0,0,0,0.2);
  .section {
    &.card-content{
      padding: calc(1.5 * var(#{$universal-padding-var}));
    }
  }
  .collapse {
    font-family: #{$code-font-family}; 
    background: #263238;
    background-image: url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23607D8B' stroke-width='2' stroke-linecap='round' stroke-linejoin='round' class='feather feather-plus-square'%3E%3Crect x='3' y='3' width='18' height='18' rx='2' ry='2'%3E%3C/rect%3E%3Cline x1='12' y1='8' x2='12' y2='16'%3E%3C/line%3E%3Cline x1='8' y1='12' x2='16' y2='12'%3E%3C/line%3E%3C/svg%3E");
      background-position: 0.25rem 0.9375rem;
      background-repeat: no-repeat;
    text-transform: uppercase;
    padding: calc(1.5 * var(#{$universal-padding-var}));
    padding-left: calc(2.25 * var(#{$universal-padding-var}));
    display: block;
    font-size: 0.75rem;
    padding-bottom: calc(2 * var(#{$universal-padding-var}));
    color: #607D8B;
    cursor: pointer;
    + pre.card-examples {
      position: absolute;
      transform: scaleY(0);    
      transform-origin: top;
      transition: transform 0.2s ease;
    }
    &.toggled{
      background-image: url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23607D8B' stroke-width='2' stroke-linecap='round' stroke-linejoin='round' class='feather feather-minus-square'%3E%3Crect x='3' y='3' width='18' height='18' rx='2' ry='2'%3E%3C/rect%3E%3Cline x1='8' y1='12' x2='16' y2='12'%3E%3C/line%3E%3C/svg%3E");
      padding-bottom: calc(0.125 * var(#{$universal-padding-var}));
      + pre.card-examples {
        position: relative;
        transform: scaleY(1);
      }
    }
  }
  pre.section {
    &.card-code {
      position: relative;
      margin-bottom: 0;
      padding-bottom: 0;
    }
    &.card-examples {
      margin-top: 0;
      margin-bottom: 0;
      border-radius: 0 0 calc(4 * var(#{$universal-border-radius-var})) calc(4 * var(#{$universal-border-radius-var}));
      padding-top: 0;
      &:before {
        content: '';
        display: block;
        position: absolute;
        top: 0;
        left: 9px;
        border-left: 1px solid #607D8B;
        height: calc(100% - 18px);
      }
    }
  }
  h4 {
    text-align: center;
    padding-bottom: calc(0.75 * var(#{$universal-padding-var}));
    margin-bottom: calc(2 * var(#{$universal-margin-var}));
    border-bottom: $__1px solid var(#{$border-color-var});
  }
  .copy-button-container {
    position: relative;
    z-index: 2;
    .copy-button {
      background: #1E88E5;
      background-image: url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%23f0f0f0' stroke-width='2' stroke-linecap='round' stroke-linejoin='round' class='feather feather-clipboard'%3E%3Cpath d='M16 4h2a2 2 0 0 1 2 2v14a2 2 0 0 1-2 2H6a2 2 0 0 1-2-2V6a2 2 0 0 1 2-2h2'%3E%3C/path%3E%3Crect x='8' y='2' width='8' height='4' rx='1' ry='1'%3E%3C/rect%3E%3C/svg%3E");
      background-position: center center;
      background-repeat: no-repeat;
      box-sizing: border-box;
      padding: calc(2.5 * var(#{$universal-padding-var}));
      border-radius: 50%;
      position: absolute;
      border: 0;
      top: -1.75rem;
      right: 0;
      margin: calc(2 * var(#{$universal-margin-var}));
      box-shadow: 0 2px 2px 0 rgba(0,0,0,0.14),0 3px 1px -2px rgba(0,0,0,0.12),0 1px 5px 0 rgba(0,0,0,0.2);
      transition: all 0.3s ease;
      cursor: pointer;
      &:hover {
        background-color: #2196F3;
        box-shadow: 0 4px 5px 0 rgba(0,0,0,0.14),0 1px 10px 0 rgba(0,0,0,0.12),0 2px 4px -1px rgba(0,0,0,0.3);
      }
      &:before {
        background: #fff;
        position: absolute;
        top: -4px;
        right: -4px;
        content: '';
        display: block;
        box-sizing: border-box;
        padding: calc(2.5 * var(#{$universal-padding-var}));
        border-radius: 50%;
        border: 4px solid #fff;
        z-index: -1;
      }
    }
  }
}

.advanced-corner {
    text-align: center;
    //text-transform: uppercase;
    box-sizing: border-box;
    padding-top: 32px;
    font-size: 0.75rem;
    position: absolute;
    top: -8px;
    right: -34px;
    transform: rotate(45deg);
    color: #fff;
    font-weight: 500;
    width: 104px;
    height: 52px;
    background: #E53935;
    box-shadow: 0 2px 2px 0 rgba(0,0,0,0.07),0 3px 1px -2px rgba(0,0,0,0.06),0 1px 5px 0 rgba(0,0,0,0.1);
}

.toast {
  position: fixed;
  bottom: calc(var(#{$universal-margin-var}) * 2);
  margin-bottom: 0;
  font-size: 0.8125rem;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 1111;
  color: #fff;
  background: #212121;
  border-radius: calc(var(#{$universal-border-radius-var}) * 16);
  padding: var(#{$universal-padding-var}) calc(var(#{$universal-padding-var}) * 2);
  box-shadow: 0 2px 2px 0 rgba(0,0,0,0.14),0 3px 1px -2px rgba(0,0,0,0.12),0 1px 5px 0 rgba(0,0,0,0.2);
  }

// TODO: Links colors

// TODO: Buttons and search form only
// TODO: Top bar - header
// TODO: Side bar - nav
// TODO: Bottom area - footer
// TODO: JS + CSS for side bar functionality
// TODO: New toast
// TODO: New marks
// TODO: Components for statistics

header h1.logo {
  margin-top: 0rem;
  font-size: 1.625rem;
  text-align: center;
  position: relative;
  top: 0;
  transition: top 0.3s;
  color: #111;
}

h1 a, h1 a:link, h1 a:visited {
  text-decoration:none;
  color: #111;
  &:hover, &:focus {
    text-decoration:none;
    color: #111;
  }
}

header #title {
  position:relative;
  top: -1.125rem;
  @media screen and (max-width: 768px) { display: none; }
}

header {
  z-index: 5;
  position: fixed;
  width: 110%;
  left: -5%;
  top: 0;
  background: linear-gradient(
    135deg,
    #ffb300 0%,
    #ec407a 100%
  );
  box-shadow: 0 2px 4px rgba(0,0,0,.5);
}

header h1 small {
  display:block;
  font-size: 0.875rem;
  color: #888;
  margin-top: 0.75rem;
}

.github-corner:hover .octo-arm{animation:octocat-wave 560ms ease-in-out}@keyframes octocat-wave{0%,100%{transform:rotate(0)}20%,60%{transform:rotate(-25deg)}40%,80%{transform:rotate(10deg)}}@media (max-width:500px){.github-corner:hover .octo-arm{animation:none}.github-corner .octo-arm{animation:octocat-wave 560ms ease-in-out}}

header {
  background: #202124;
  transition: top 0.3s ease;
  h1 a, h1 a:link, h1 a:visited {
    color: #fff;
    &:hover, &:focus {
      color: #fff;
    }
  }
}
footer {
  color: #616161;
  * {
    font-size: 0.875rem;
  }
  padding-top: calc(2 * var(#{$universal-padding-var}));
  padding-bottom: calc(3 * var(#{$universal-padding-var}));
  margin-top: calc(6 * var(#{$universal-margin-var}));
  background: #e0e0e0;
}

.menu-button {
  position: fixed;
  z-index: 1000;
  top: 0;
  left: 0;
  box-sizing: border-box;
  height: 3.5rem;
  width: 3.5rem;
  border: 0;
  background: transparent;
  background-image: url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%23fafafa' stroke-width='2' stroke-linecap='round' stroke-linejoin='round' class='feather feather-more-horizontal'%3E%3Ccircle cx='12' cy='12' r='1'%3E%3C/circle%3E%3Ccircle cx='19' cy='12' r='1'%3E%3C/circle%3E%3Ccircle cx='5' cy='12' r='1'%3E%3C/circle%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: 0.875rem 0.875rem;
  cursor: pointer;
  transition: all 0.3s ease;
  &:hover {
    background-color: rgba(255,255,255, 0.08);
  }
  &.toggled {
    background-image: url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%23fafafa' stroke-width='2' stroke-linecap='round' stroke-linejoin='round' class='feather feather-more-vertical'%3E%3Ccircle cx='12' cy='12' r='1'%3E%3C/circle%3E%3Ccircle cx='12' cy='5' r='1'%3E%3C/circle%3E%3Ccircle cx='12' cy='19' r='1'%3E%3C/circle%3E%3C/svg%3E");
  }
}

// Correct the cursor style of increment and decrement buttons in Chrome.
[type="number"]::-webkit-inner-spin-button, [type="number"]::-webkit-outer-spin-button {
  height: auto;
}
// Correct style in Chrome and Safari.
[type="search"] {
  -webkit-appearance: textfield;
  outline-offset: -2px;
}
// Correct style in Chrome and Safari.
[type="search"]::-webkit-search-cancel-button,
[type="search"]::-webkit-search-decoration {
  -webkit-appearance: none;
}

[type="search"] {
  outline: none;
  box-sizing: border-box;
  background: transparent;
  border: none;
  border-bottom: $__1px solid #9e9e9e;
  width: calc(100% - 1rem);
  margin: var(#{$universal-margin-var});
  padding: var(#{$universal-padding-var}) calc(1.5 * var(#{$universal-padding-var}));
  transition: all 0.3s ease;
  &:hover, &:focus {
    border-bottom: $__1px solid #26a69a;
  }
  &:focus {
    box-shadow: 0 1px 0 0 #26a69a;
  }
}

nav {
  overflow-y: auto;
  h4 {
    margin: var(#{$universal-margin-var});
    padding: var(#{$universal-padding-var}) calc(1.5 * var(#{$universal-padding-var}));
    padding-left: 0;
  }
  a {
    display: block;
    margin: calc(0.5 * var(#{$universal-margin-var}));
    margin-left: var(#{$universal-margin-var});
    margin-bottom: 0;
    padding: calc(2 * var(#{$universal-padding-var})) calc(1.5 * var(#{$universal-padding-var}));
    border-left: $__1px solid #e5e5e5;
    &:hover {
      text-decoration: none;
      background: #f0f0f0;
    }
    + a {
      margin-top: 0;
    }
  }
}

.scroll-to-top {
  box-sizing: border-box;
  z-index: 1100;
  height: 3.5rem;
  width: 3.5rem;
  border: 0;
  background: #B3E5FC;
  background-image: url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%23607D8B' stroke-width='2' stroke-linecap='round' stroke-linejoin='round' class='feather feather-arrow-up'%3E%3Cline x1='12' y1='19' x2='12' y2='5'%3E%3C/line%3E%3Cpolyline points='5 12 12 5 19 12'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center center;
  cursor: pointer;
  border-radius: 100%;
  font-size: 1.5rem;
  line-height: 1;
  box-sizing: border-box;
  width: 2.75rem;
  height: 2.75rem;
  position: fixed;
  bottom: 1rem;
  right: 1.3125rem;
  box-shadow: 0 2px 2px 0 rgba(0,0,0,0.14),0 3px 1px -2px rgba(0,0,0,0.12),0 1px 5px 0 rgba(0,0,0,0.2);
  transition: all 0.3s ease;
  &:hover {
    box-shadow: 0 3px 3px 0 rgba(0,0,0,0.14),0 1px 7px 0 rgba(0,0,0,0.12),0 3px 1px -1px rgba(0,0,0,0.2);
  }
}

// Landing page

#splash {
  height: auto;
  padding-bottom: 1.5rem;
  background: linear-gradient(
    135deg,
    #ffb300 0%,
    #ec407a 100%
  );
  #logo {
    margin-top: 0;
    margin-left: -0.5rem;
    padding-top: 2rem;
    text-align: center;
    font-size: 2.25rem;
    line-height: 2;
    img {
      vertical-align: top;
      height: 4.5rem;
    }
  }
  #tagline {
    text-align: center;
    padding: 0.5rem 25%;
  }
  #doc-link {
    text-align: center;
    margin-left: -0.5rem;
    > a {
      background: transparent;
      border: 0.0625rem solid rgba(17, 17, 17, 0.95);
      transition: all 0.3s;
      border-radius: 0.25rem;
      padding: var(#{$universal-padding-var}) calc(1.5 * var(#{$universal-padding-var}));
      color: #212121;
      &:hover,
      &:focus {
        text-decoration: none;
        background: rgba(17, 17, 17, 0.95);
        color: #e86957;
    box-shadow: 0 3px 3px 0 rgba(0,0,0,0.14),0 1px 7px 0 rgba(0,0,0,0.12),0 3px 1px -1px rgba(0,0,0,0.2);
      }
    }
  }
  @media screen and (max-width: 767px) {
    #logo {
      font-size: 1.75rem;
      img {
        height: 3.5rem;
      }
    }
    #tagline {
      padding: 0.25rem 17.5%;
      font-size: 0.875rem;
    }
    #doc-link {
      font-size: 0.875rem;
    }
  }
  @media screen and (max-width: 383px) {
    #logo {
      font-size: 1.5rem;
      img {
        height: 3rem;
      }
    }
    #tagline {
      padding: 0.125rem 5%;
    }
  }
  @media screen and (max-width: 479px) {
    #tagline #tagline-lg {
      display: none;
    }
  }
}

#in-numbers {
  background: #111; //#3f88c5; //#e15554;
  padding-top: 0.75rem;
  padding-bottom: 0.75rem;
  color: #fff;
  svg {
    fill: #fff;
    @media screen and (min-width: 768px) {
      position: relative;
      top: 20px;
      left: -34px;
      width: 32px;
      height: 32px;
    }
  }
  p {
    overflow-wrap: break-word;
    @media screen and (min-width: 768px) {
      position: relative;
      top: -24px;
      left: 22px;
      font-size: 0.75rem;
    }
    margin-top: 0;
    font-size: 0.625rem;
    margin-bottom: 0;
  }
}

#snippet-count,
#contrib-count,
#commit-count,
#star-count {
  font-size: 1rem;
  @media screen and (min-width: 768px) {
    font-size: 1.25rem;
  }
}

header.hidden {
  top: -3.5rem;
  box-shadow: none;
}

.menu-button.hidden {
  display: none;
}

.license-section {
  padding: 1rem;
}

.container {
  .col-license-icon {
    text-align: center;
    grid-column: span 12;
    @media screen and (min-width: #{$grid-medium-breakpoint}) {
      grid-column: span 2;
      position: relative;
      top: calc(50% - 40px);
    }
    @media screen and (min-width: #{$grid-large-breakpoint}) {
      grid-column: span 3;
    }
    > svg {
      border: 0.03125rem solid #444;
      border-radius: 100%;
      padding: 0.5rem;
      fill: #444;
    }
  }
  .col-license-text {
    vertical-align: middle;
    grid-column: span 12;
    @media screen and (min-width: #{$grid-medium-breakpoint}) {
      grid-column: span 10;
    }
    @media screen and (min-width: #{$grid-large-breakpoint}) {
      grid-column: span 9;
    }
  }
}

h2.index-section {
  font-size: 2.25rem;
  border-left: 0.3125rem solid #de4a6d;
  padding-left: 0.625rem;
  margin-top: 2rem;
}

.card.contributor {
  height: calc(100% - 1rem);
  justify-content: left;
  > .section.media {
    height: auto;
  }
  > .section.button {
    font-size: 0.75rem;
    font-weight: 700;
    text-align: center;
    transition: color 0.3s;
    &:hover,
    &:focus {
      color: var(--a-l-col);
      background: #f8f8f8;
    }
  }
}

.card.fluid.contribution-guideline {
  overflow: visible;
  margin-top: 3rem;
  padding: 8px;
  padding-bottom: 0.25rem;
  h3 {
    font-size: 1.5rem;
    padding-top: 0.5rem;
    text-align: center;
  }
}

.contribution-guideline + .contribution-guideline {
  &:before,
  &:after {
    content: "";
    position: relative;
    top: -2.75rem;
    width: 0.375rem;
    height: 0.375rem;
    background: #ddd;
    border: 0.03125rem solid #d0d0d0;
    border-radius: 100%;
    left: calc(50% - 0.1875rem);
    box-shadow: inset -0.03125rem -0.03125rem 0.03125rem rgba(0, 0, 0, 0.05);
  }
  &:after {
    position: absolute;
    top: - 1.875rem;
  }
  &:before {
    position: absolute;
    top: -2.75rem;
  }
}

.contribution-number {
  position: absolute;
  top: -1.125rem;
  left: calc(50% - 1.125rem);
  font-size: 1.5rem;
  background: linear-gradient(
    135deg,
    rgba(255, 174, 39, 1) 0%,
    rgba(222, 73, 109, 1) 100%
  );
  border: 0.03125 solid #ddd;
  width: 2.25rem;
  text-align: center;
  height: 2.25rem;
  border-radius: 100%;
  font-weight: 700;
  color: #fff;
}