/*! normalize.css v3.0.1 | MIT License | git.io/normalize */

/**
* 1. Set default font family to sans-serif.
* 2. Prevent iOS text size adjust after orientation change, without disabling
*    user zoom.
*/

html {
    font-family: sans-serif; /* 1 */
    -ms-text-size-adjust: 100%; /* 2 */
    -webkit-text-size-adjust: 100%; /* 2 */
  }
  
  /**
  * Remove default margin.
  */
  
  body {
    margin: 0;
  }
  
  /* HTML5 display definitions
  ========================================================================== */
  
  /**
  * Correct `block` display not defined for any HTML5 element in IE 8/9.
  * Correct `block` display not defined for `details` or `summary` in IE 10/11 and Firefox.
  * Correct `block` display not defined for `main` in IE 11.
  */
  
  article,
  aside,
  details,
  figcaption,
  figure,
  footer,
  header,
  hgroup,
  main,
  nav,
  section,
  summary {
    display: block;
  }
  
  /**
  * 1. Correct `inline-block` display not defined in IE 8/9.
  * 2. Normalize vertical alignment of `progress` in Chrome, Firefox, and Opera.
  */
  
  audio,
  canvas,
  progress,
  video {
    display: inline-block; /* 1 */
    vertical-align: baseline; /* 2 */
  }
  
  /**
  * Prevent modern browsers from displaying `audio` without controls.
  * Remove excess height in iOS 5 devices.
  */
  
  audio:not([controls]) {
    display: none;
    height: 0;
  }
  
  /**
  * Address `[hidden]` styling not present in IE 8/9/10.
  * Hide the `template` element in IE 8/9/11, Safari, and Firefox < 22.
  */
  
  [hidden],
  template {
    display: none;
  }
  
  /* Links
  ========================================================================== */
  
  /**
  * Remove the gray background color from active links in IE 10.
  */
  
  a {
    background: transparent;
  }
  
  /**
  * Improve readability when focused and also mouse hovered in all browsers.
  */
  
  a:active,
  a:hover {
    outline: 0;
  }
  
  /* Text-level semantics
  ========================================================================== */
  
  /**
  * Address styling not present in IE 8/9/10/11, Safari, and Chrome.
  */
  
  abbr[title] {
    border-bottom: 1px dotted;
  }
  
  /**
  * Address style set to `bolder` in Firefox 4+, Safari, and Chrome.
  */
  
  b,
  strong {
    font-weight: bold;
  }
  
  /**
  * Address styling not present in Safari and Chrome.
  */
  
  dfn {
    font-style: italic;
  }
  
  /**
  * Address variable `h1` font-size and margin within `section` and `article`
  * contexts in Firefox 4+, Safari, and Chrome.
  */
  
  h1 {
    font-size: 2em;
    margin: 0.67em 0;
  }
  
  /**
  * Address styling not present in IE 8/9.
  */
  
  mark {
    background: #ff0;
    color: #000;
  }
  
  /**
  * Address inconsistent and variable font size in all browsers.
  */
  
  small {
    font-size: 80%;
  }
  
  /**
  * Prevent `sub` and `sup` affecting `line-height` in all browsers.
  */
  
  sub,
  sup {
    font-size: 75%;
    line-height: 0;
    position: relative;
    vertical-align: baseline;
  }
  
  sup {
    top: -0.5em;
  }
  
  sub {
    bottom: -0.25em;
  }
  
  /* Embedded content
  ========================================================================== */
  
  /**
  * Remove border when inside `a` element in IE 8/9/10.
  */
  
  img {
    border: 0;
  }
  
  /**
  * Correct overflow not hidden in IE 9/10/11.
  */
  
  svg:not(:root) {
    overflow: hidden;
  }
  
  /* Grouping content
  ========================================================================== */
  
  /**
  * Address margin not present in IE 8/9 and Safari.
  */
  
  figure {
    margin: 1em 40px;
  }
  
  /**
  * Address differences between Firefox and other browsers.
  */
  
  hr {
    -moz-box-sizing: content-box;
    box-sizing: content-box;
    height: 0;
  }
  
  /**
  * Contain overflow in all browsers.
  */
  
  pre {
    overflow: auto;
  }
  
  /**
  * Address odd `em`-unit font size rendering in all browsers.
  */
  
  code,
  kbd,
  pre,
  samp {
    font-family: monospace, monospace;
    font-size: 1em;
  }
  
  /* Forms
  ========================================================================== */
  
  /**
  * Known limitation: by default, Chrome and Safari on OS X allow very limited
  * styling of `select`, unless a `border` property is set.
  */
  
  /**
  * 1. Correct color not being inherited.
  *    Known issue: affects color of disabled elements.
  * 2. Correct font properties not being inherited.
  * 3. Address margins set differently in Firefox 4+, Safari, and Chrome.
  */
  
  button,
  input,
  optgroup,
  select,
  textarea {
    color: inherit; /* 1 */
    font: inherit; /* 2 */
    margin: 0; /* 3 */
  }
  
  /**
  * Address `overflow` set to `hidden` in IE 8/9/10/11.
  */
  
  button {
    overflow: visible;
  }
  
  /**
  * Address inconsistent `text-transform` inheritance for `button` and `select`.
  * All other form control elements do not inherit `text-transform` values.
  * Correct `button` style inheritance in Firefox, IE 8/9/10/11, and Opera.
  * Correct `select` style inheritance in Firefox.
  */
  
  button,
  select {
    text-transform: none;
  }
  
  /**
  * 1. Avoid the WebKit bug in Android 4.0.* where (2) destroys native `audio`
  *    and `video` controls.
  * 2. Correct inability to style clickable `input` types in iOS.
  * 3. Improve usability and consistency of cursor style between image-type
  *    `input` and others.
  */
  
  button,
  html input[type="button"], /* 1 */
  input[type="reset"],
  input[type="submit"] {
    -webkit-appearance: button; /* 2 */
    cursor: pointer; /* 3 */
  }
  
  /**
  * Re-set default cursor for disabled elements.
  */
  
  button[disabled],
  html input[disabled] {
    cursor: default;
  }
  
  /**
  * Remove inner padding and border in Firefox 4+.
  */
  
  button::-moz-focus-inner,
  input::-moz-focus-inner {
    border: 0;
    padding: 0;
  }
  
  /**
  * Address Firefox 4+ setting `line-height` on `input` using `!important` in
  * the UA stylesheet.
  */
  
  input {
    line-height: normal;
  }
  
  /**
  * It's recommended that you don't attempt to style these elements.
  * Firefox's implementation doesn't respect box-sizing, padding, or width.
  *
  * 1. Address box sizing set to `content-box` in IE 8/9/10.
  * 2. Remove excess padding in IE 8/9/10.
  */
  
  input[type="checkbox"],
  input[type="radio"] {
    box-sizing: border-box; /* 1 */
    padding: 0; /* 2 */
  }
  
  /**
  * Fix the cursor style for Chrome's increment/decrement buttons. For certain
  * `font-size` values of the `input`, it causes the cursor style of the
  * decrement button to change from `default` to `text`.
  */
  
  input[type="number"]::-webkit-inner-spin-button,
  input[type="number"]::-webkit-outer-spin-button {
    height: auto;
  }
  
  /**
  * 1. Address `appearance` set to `searchfield` in Safari and Chrome.
  * 2. Address `box-sizing` set to `border-box` in Safari and Chrome
  *    (include `-moz` to future-proof).
  */
  
  input[type="search"] {
    -webkit-appearance: textfield; /* 1 */
    -moz-box-sizing: content-box;
    -webkit-box-sizing: content-box; /* 2 */
    box-sizing: content-box;
  }
  
  /**
  * Remove inner padding and search cancel button in Safari and Chrome on OS X.
  * Safari (but not Chrome) clips the cancel button when the search input has
  * padding (and `textfield` appearance).
  */
  
  input[type="search"]::-webkit-search-cancel-button,
  input[type="search"]::-webkit-search-decoration {
    -webkit-appearance: none;
  }
  
  /**
  * Define consistent border, margin, and padding.
  */
  
  fieldset {
    border: 1px solid #c0c0c0;
    margin: 0 2px;
    padding: 0.35em 0.625em 0.75em;
  }
  
  /**
  * 1. Correct `color` not being inherited in IE 8/9/10/11.
  * 2. Remove padding so people aren't caught out if they zero out fieldsets.
  */
  
  legend {
    border: 0; /* 1 */
    padding: 0; /* 2 */
  }
  
  /**
  * Remove default vertical scrollbar in IE 8/9/10/11.
  */
  
  textarea {
    overflow: auto;
  }
  
  /**
  * Don't inherit the `font-weight` (applied by a rule above).
  * NOTE: the default cannot safely be changed in Chrome and Safari on OS X.
  */
  
  optgroup {
    font-weight: bold;
  }
  
  /* Tables
  ========================================================================== */
  
  /**
  * Remove most spacing between table cells.
  */
  
  table {
    border-collapse: collapse;
    border-spacing: 0;
  }
  
  td,
  th {
    padding: 0;
  }
  
  /* Figure captions */
  
  .caption {
    margin-bottom: 5em;
  }
  
  /*! End of normalize.css
  ========================================================================== */
  
  /* Github styles
  ========================================================================== */
  
  * {
    box-sizing: border-box;
  }
  body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
    font-size: 12pt;
    line-height: 1.6;
    margin: auto;
    max-width: 920px;
    min-width: 360px;
    padding: 2rem;
    word-wrap: break-word;
  }
  
  /* Headers
  ========================================================================== */
  
  h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.25;
    margin-bottom: 16px;
    margin-top: 24px;
  }
  h1 {
    padding-bottom: 0.3em;
    font-size: 2em;
    border-bottom: 1px solid #eee;
  }
  h2 {
    padding-bottom: 0.3em;
    font-size: 1.5em;
    border-bottom: 1px solid #eee;
  }
  h3 {
    font-size: 1.25em;;
  }
  h4 {
    font-size: 1em;
  }
  h5 {
    font-size: 0.875em;
  }
  h6 {
    font-size: 0.85em;
    color: #777;
  }
  h1 tt, h1 code,
  h2 tt, h2 code,
  h3 tt, h3 code,
  h4 tt, h4 code,
  h5 tt, h5 code,
  h6 tt, h6 code {
    font-size: inherit;
  }
  body > h2:first-child {
    margin-top: 0;
    padding-top: 0;
  }
  body > h1:first-child {
    margin-top: 0;
    padding-top: 0;
  }
  body > h1:first-child+h2 {
    margin-top: 0;
    padding-top: 0;
  }
  body > h3:first-child,
  body > h4:first-child,
  body > h5:first-child,
  body > h6:first-child {
    margin-top: 0;
    padding-top: 0;
  }
  a:first-child h1,
  a:first-child h2,
  a:first-child h3,
  a:first-child h4,
  a:first-child h5,
  a:first-child h6 {
    margin-top: 0;
    padding-top: 0;
  }
  
  /* Flow Content
  ========================================================================== */
  
  a {
    color: #4078c0;
    text-decoration: none;
  }
  a:active, a:hover {
    outline: 0;
    text-decoration: underline;
  }
  sup, sub, a.footnote {
    font-size: 75%;
    line-height: 0;
    position: relative;
    vertical-align: baseline;
  }
  sub {
    bottom: -0.25em;
  }
  sup {
    top: -0.5em;
  }
  
  /* Block Content
  ========================================================================== */
  
  ol, ul {
    margin-bottom: 16px;
    margin-top: 0;
    padding-left: 2em;
  }
  p, blockquote, table, pre {
    margin: 15px 0;
  }
  ul, ol {
    padding-left: 2em;
  }
  ul.no-list, ol.no-list {
    padding: 0;
    list-style-type: none;
  }
  ul ul, ul ol, ol ol, ol ul {
    margin-top: 0;
    margin-bottom: 0;
  }
  li > p {
    margin-top: 16px;
  }
  li + li {
    margin-top: 0.25em;;
  }
  ol li ul:first-of-type {
    margin-top: 0;
  }
  hr {
    background: transparent url(data:image/png;base64,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) repeat-x 0 0;
    border: 0 none;
    color: #ccc;
    height: 4px;
    margin: 16px 0;
    padding: 0;
  }
  h1 + p,
  h2 + p,
  h3 + p,
  h4 + p,
  h5 + p,
  h6 + p,
  ul li > :first-child,
  ol li > :first-child {
    margin-top: 0;
  }
  dl {
    padding: 0;
  }
  dl dt {
    font-size: 1em;
    font-weight: bold;
    font-style: italic;
    padding: 0;
    margin: 15px 0 5px;
  }
  dl dt:first-child {
    padding: 0;
  }
  dl dt > :first-child {
    margin-top: 0;
  }
  dl dt > :last-child {
    margin-bottom: 0;
  }
  dl dd {
    margin: 0 0 15px;
    padding: 0 15px;
  }
  dl dd > :first-child {
    margin-top: 0;
  }
  dl dd > :last-child {
    margin-bottom: 0;
  }
  blockquote {
    border-left: 4px solid #DDD;
    padding: 0 15px;
    color: #777;
  }
  blockquote > :first-child {
    margin-top: 0;
  }
  blockquote > :last-child {
    margin-bottom: 0;
  }
  table {
    border-collapse: collapse;
    border-spacing: 0;
    font-size: 100%;
    font: inherit;
  }
  table th {
    font-weight: bold;
    border: 1px solid #ccc;
    padding: 6px 13px;
  }
  table td {
    border: 1px solid #ccc;
    padding: 6px 13px;
  }
  table td > p:first-child {
    margin-top: 0;
  }
  table td > p:last-child {
    margin-bottom: 0;
  }
  table tr {
    border-top: 1px solid #ccc;
    background-color: #fff;
  }
  table tr:nth-child(2n) {
    background-color: #f8f8f8;
  }
  img {
    max-width: 100%;
  }
  
  /* Code
  ========================================================================== */
  
  code, tt {
    padding: 0;
    padding-top: 0.2em;
    padding-bottom: 0.2em;
    margin: 0;
    font-family: Consolas, 'Liberation Mono', Menlo, Courier, monospace;
    font-size: 10pt;
    background-color: rgba(0, 0, 0, 0.04);
    border-radius: 3px;
  }
  pre > code {
    margin: 0;
    padding: 0;
    white-space: pre;
    border: 0;
    background: transparent;
  }
  pre {
    padding: 16px;
    margin-top: 0;
    margin-bottom: 0;
    background-color: #f8f8f8;
    font-size: 10pt;
    line-height: 19px;
    overflow: auto;
    border-radius: 3px;
  }
  pre code, pre tt {
    background-color: transparent;
    border: 0;
  }
  code::before, code::after,
  tt::before, tt::after {
    letter-spacing: -0.2em;
      content: "\00a0";
  }
  pre code::before, pre code::after, pre tt::before, pre tt::after {
      content: normal;
  }
  code > span.kw { color: #a71d5d; font-weight: normal; } /* Keyword */
  code > span.dt { color: inherit; } /* DataType */
  code > span.dv { color: #0086b3; } /* DecVal */
  code > span.bn { color: #0086b3; } /* BaseN */
  code > span.fl { color: #0086b3; } /* Float */
  code > span.ch { color: #183691; } /* Char */
  code > span.st { color: #183691; } /* String */
  code > span.co { color: #969896; font-style: normal; } /* Comment */
  code > span.ot { color: #a71d5d; } /* Other */
  code > span.al { color: #ff0000; } /* Alert */
  code > span.fu { color: #795da3; } /* Function */
  code > span.er { color: #ff0000; font-weight: bold; } /* Error */
  code > span.wa { color: #969896; font-weight: bold; font-style: italic; } /* Warning */
  code > span.cn { color: #880000; } /* Constant */
  code > span.sc { color: #183691; } /* SpecialChar */
  code > span.vs { color: #183691; } /* VerbatimString */
  code > span.ss { color: #bb6688; } /* SpecialString */
  code > span.im { } /* Import */
  code > span.va { color: #19177c; } /* Variable */
  code > span.cf { color: #a71d5d; font-weight: normal; } /* ControlFlow */
  code > span.op { color: #666666; } /* Operator */
  code > span.bu { } /* BuiltIn */
  code > span.ex { } /* Extension */
  code > span.pp { color: #bc7a00; } /* Preprocessor */
  code > span.at { color: #0086b3; } /* Attribute */
  code > span.do { color: #ba2121; font-style: italic; } /* Documentation */
  code > span.an { color: #969896; font-weight: bold; font-style: italic; } /* Annotation */
  code > span.cv { color: #969896; font-weight: bold; font-style: italic; } /* CommentVar */
  code > span.in { color: #969896; font-weight: bold; font-style: italic; } /* Information */
  
  /* Print
  ========================================================================== */
  
  @media print {
    body {
      background: #fff;
    }
    img, pre, blockquote, table, figure {
      page-break-inside: avoid;
    }
    body {
      background: #fff;
      border: 0;
    }
    code {
      background-color: #fff;
      color: #333!important;
      padding: 0 .2em;
      border: 1px solid #dedede;
    }
    pre {
      background: #fff;
    }
    pre code {
      background-color: white!important;
      overflow: visible;
    }
  }
  
  /* Selection
  ========================================================================== */
  
  @media screen {
    ::selection {
      background: rgba(157, 193, 200, 0.5);
    }
    h1::selection {
      background-color: rgba(45, 156, 208, 0.3);
    }
    h2::selection {
      background-color: rgba(90, 182, 224, 0.3);
    }
    h3::selection, h4::selection, h5::selection, h6::selection, li::selection, ol::selection {
      background-color: rgba(133, 201, 232, 0.3);
    }
    code::selection {
      background-color: rgba(0, 0, 0, 0.7);
      color: #eee;
    }
    code span::selection {
      background-color: rgba(0, 0, 0, 0.7)!important;
      color: #eee!important;
    }
    a::selection {
      background-color: rgba(255, 230, 102, 0.2);
    }
    .inverted a::selection {
      background-color: rgba(255, 230, 102, 0.6);
    }
    td::selection, th::selection, caption::selection {
      background-color: rgba(180, 237, 95, 0.5);
    }
  }