/*!
 * Gutenberg
 *
 * MIT Fabien Sa
 * https://github.com/BafS/Gutenberg
 */
/*! normalize-scss | MIT/GPLv2 License | bit.ly/normalize-scss */
/* Document
       ========================================================================== */
/**
     * 1. Correct the line height in all browsers.
     * 2. Prevent adjustments of font size after orientation changes in
     *    IE on Windows Phone and in iOS.
     */
html {
  /* Change the default font family in all browsers (opinionated). */
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  line-height: 1.15;
  /* 1 */
  -ms-text-size-adjust: 100%;
  /* 2 */
  -webkit-text-size-adjust: 100%;
  /* 2 */
}
/* Sections
       ========================================================================== */
/**
     * Remove the margin in all browsers (opinionated).
     */
body {
  margin: 0;
}
/**
     * Add the correct display in IE 9-.
     */
article,
aside,
footer,
header,
nav,
section {
  display: block;
}
/**
     * Correct the font size and margin on `h1` elements within `section` and
     * `article` contexts in Chrome, Firefox, and Safari.
     */
h1 {
  font-size: 2em;
  margin: 0.67em 0;
}
/* Grouping content
       ========================================================================== */
/**
     * Add the correct display in IE 9-.
     */
figcaption,
figure {
  display: block;
}
/**
     * Add the correct margin in IE 8.
     */
figure {
  margin: 1em 40px;
}
/**
     * 1. Add the correct box sizing in Firefox.
     * 2. Show the overflow in Edge and IE.
     */
hr {
  box-sizing: content-box;
  /* 1 */
  height: 0;
  /* 1 */
  overflow: visible;
  /* 2 */
}
/**
     * Add the correct display in IE.
     */
main {
  display: block;
}
/**
     * 1. Correct the inheritance and scaling of font size in all browsers.
     * 2. Correct the odd `em` font sizing in all browsers.
     */
pre {
  font-family: monospace, monospace;
  /* 1 */
  font-size: 1em;
  /* 2 */
}
/* Links
       ========================================================================== */
/**
     * 1. Remove the gray background on active links in IE 10.
     * 2. Remove gaps in links underline in iOS 8+ and Safari 8+.
     */
a {
  background-color: transparent;
  /* 1 */
  -webkit-text-decoration-skip: objects;
  /* 2 */
}
/* Text-level semantics
       ========================================================================== */
/**
     * 1. Remove the bottom border in Chrome 57- and Firefox 39-.
     * 2. Add the correct text decoration in Chrome, Edge, IE, Opera, and Safari.
     */
abbr[title] {
  border-bottom: none;
  /* 1 */
  text-decoration: underline;
  /* 2 */
  -webkit-text-decoration: underline dotted;
          text-decoration: underline dotted;
  /* 2 */
}
/**
     * Prevent the duplicate application of `bolder` by the next rule in Safari 6.
     */
b,
strong {
  font-weight: inherit;
}
/**
     * Add the correct font weight in Chrome, Edge, and Safari.
     */
b,
strong {
  font-weight: bolder;
}
/**
     * 1. Correct the inheritance and scaling of font size in all browsers.
     * 2. Correct the odd `em` font sizing in all browsers.
     */
code,
kbd,
samp {
  font-family: monospace, monospace;
  /* 1 */
  font-size: 1em;
  /* 2 */
}
/**
     * Add the correct font style in Android 4.3-.
     */
dfn {
  font-style: italic;
}
/**
     * Add the correct background and color in IE 9-.
     */
mark {
  background-color: #ff0;
  color: #000;
}
/**
     * Add the correct font size in all browsers.
     */
small {
  font-size: 80%;
}
/**
     * Prevent `sub` and `sup` elements from affecting the line height in
     * all browsers.
     */
sub,
sup {
  font-size: 75%;
  line-height: 0;
  position: relative;
  vertical-align: baseline;
}
sub {
  bottom: -0.25em;
}
sup {
  top: -0.5em;
}
/* Embedded content
       ========================================================================== */
/**
     * Add the correct display in IE 9-.
     */
audio,
video {
  display: inline-block;
}
/**
     * Add the correct display in iOS 4-7.
     */
audio:not([controls]) {
  display: none;
  height: 0;
}
/**
     * Remove the border on images inside links in IE 10-.
     */
img {
  border-style: none;
}
/**
     * Hide the overflow in IE.
     */
svg:not(:root) {
  overflow: hidden;
}
/* Forms
       ========================================================================== */
/**
     * 1. Change the font styles in all browsers (opinionated).
     * 2. Remove the margin in Firefox and Safari.
     */
button,
input,
optgroup,
select,
textarea {
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  /* 1 */
  font-size: 100%;
  /* 1 */
  line-height: 1.15;
  /* 1 */
  margin: 0;
  /* 2 */
}
/**
     * Show the overflow in IE.
     */
button {
  overflow: visible;
}
/**
     * Remove the inheritance of text transform in Edge, Firefox, and IE.
     * 1. Remove the inheritance of text transform in Firefox.
     */
button,
select {
  /* 1 */
  text-transform: none;
}
/**
     * 1. Prevent a WebKit bug where (2) destroys native `audio` and `video`
     *    controls in Android 4.
     * 2. Correct the inability to style clickable types in iOS and Safari.
     */
button,
html [type="button"],
[type="reset"],
[type="submit"] {
  -webkit-appearance: button;
  /* 2 */
}
[type="button"]::-moz-focus-inner,
[type="reset"]::-moz-focus-inner,
[type="submit"]::-moz-focus-inner,
button::-moz-focus-inner {
  border-style: none;
  padding: 0;
}
[type="button"]:-moz-focusring,
[type="reset"]:-moz-focusring,
[type="submit"]:-moz-focusring,
button:-moz-focusring {
  outline: 1px dotted ButtonText;
}
/**
     * Show the overflow in Edge.
     */
input {
  overflow: visible;
}
/**
     * 1. Add the correct box sizing in IE 10-.
     * 2. Remove the padding in IE 10-.
     */
[type="checkbox"],
[type="radio"] {
  box-sizing: border-box;
  /* 1 */
  padding: 0;
  /* 2 */
}
/**
     * 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;
}
/**
     * 1. Correct the odd appearance in Chrome and Safari.
     * 2. Correct the outline style in Safari.
     */
[type="search"] {
  -webkit-appearance: textfield;
  /* 1 */
  outline-offset: -2px;
  /* 2 */
  /**
       * Remove the inner padding and cancel buttons in Chrome and Safari on macOS.
       */
}
[type="search"]::-webkit-search-cancel-button,
[type="search"]::-webkit-search-decoration {
  -webkit-appearance: none;
}
/**
     * 1. Correct the inability to style clickable types in iOS and Safari.
     * 2. Change font properties to `inherit` in Safari.
     */
::-webkit-file-upload-button {
  -webkit-appearance: button;
  /* 1 */
  font: inherit;
  /* 2 */
}
/**
     * Correct the padding in Firefox.
     */
fieldset {
  padding: 0.35em 0.75em 0.625em;
}
/**
     * 1. Correct the text wrapping in Edge and IE.
     * 2. Correct the color inheritance from `fieldset` elements in IE.
     * 3. Remove the padding so developers are not caught out when they zero out
     *    `fieldset` elements in all browsers.
     */
legend {
  box-sizing: border-box;
  /* 1 */
  display: table;
  /* 1 */
  max-width: 100%;
  /* 1 */
  padding: 0;
  /* 3 */
  color: inherit;
  /* 2 */
  white-space: normal;
  /* 1 */
}
/**
     * 1. Add the correct display in IE 9-.
     * 2. Add the correct vertical alignment in Chrome, Firefox, and Opera.
     */
progress {
  display: inline-block;
  /* 1 */
  vertical-align: baseline;
  /* 2 */
}
/**
     * Remove the default vertical scrollbar in IE.
     */
textarea {
  overflow: auto;
}
/* Interactive
       ========================================================================== */
/*
     * Add the correct display in Edge, IE, and Firefox.
     */
details {
  display: block;
}
/*
     * Add the correct display in all browsers.
     */
summary {
  display: list-item;
}
/*
     * Add the correct display in IE 9-.
     */
menu {
  display: block;
}
/* Scripting
       ========================================================================== */
/**
     * Add the correct display in IE 9-.
     */
canvas {
  display: inline-block;
}
/**
     * Add the correct display in IE.
     */
template {
  display: none;
}
/* Hidden
       ========================================================================== */
/**
     * Add the correct display in IE 10-.
     */
[hidden] {
  display: none;
}
* {
  box-sizing: border-box;
}
*,
*:after,
*:before,
blockquote:first-letter,
blockquote:first-line,
div:first-letter,
div:first-line,
li:first-letter,
li:first-line,
p:first-letter,
p:first-line {
  background: transparent !important;
  box-shadow: none !important;
  text-shadow: none !important;
}
html {
  font-size: 16px;
  margin: 0;
  padding: 0;
}
body {
  -moz-osx-font-smoothing: grayscale;
  -webkit-font-smoothing: antialiased;
  background: #fff !important;
  color: #000 !important;
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: 1rem;
  line-height: 1.5;
  margin: 0 auto;
  text-rendering: optimizeLegibility;
}
blockquote,
dl,
ol,
p,
table,
ul {
  margin-bottom: 1.5rem;
  margin-top: 0;
}
ol:last-child,
p:last-child,
ul:last-child {
  margin-bottom: 0;
}
h1,
h2,
h3,
h4,
h5,
h6 {
  color: #000;
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  line-height: 1.2;
  margin-bottom: 0.75rem;
  margin-top: 0;
}
h1 {
  font-size: 2.5rem;
}
h2 {
  font-size: 2rem;
}
h3 {
  font-size: 1.75rem;
}
h4 {
  font-size: 1.5rem;
}
h5 {
  font-size: 1.25rem;
}
h6 {
  font-size: 1rem;
}
a,
a:visited {
  color: #000;
  text-decoration: underline;
  word-wrap: break-word;
}
table {
  border-collapse: collapse;
}
thead {
  display: table-header-group;
}
table,
td,
th {
  border-bottom: 1px solid #000;
}
td,
th {
  padding: 8px 16px;
  page-break-inside: avoid;
}
code,
kbd,
pre {
  border: 1px solid #bbb;
  font-family: Menlo, Monaco, Consolas, "Courier New", monospace;
  font-size: 85%;
}
code,
kbd {
  padding: 3px;
}
pre {
  margin-bottom: 1.5rem;
  padding: 10px 12px;
}
pre code,
pre kbd {
  border: 0;
}
::-webkit-input-placeholder {
  color: transparent;
}
:-moz-placeholder {
  color: transparent;
}
::-moz-placeholder {
  color: transparent;
}
:-ms-input-placeholder {
  color: transparent;
}
blockquote {
  border: 0;
  border-left: 5px solid #bbb;
  margin-left: 1px;
  padding: 12px 1.5rem;
}
[dir='rtl'] blockquote {
  border-left: 0;
  border-right: 5px solid #bbb;
  margin-left: 0;
  margin-right: 1px;
}
blockquote:first-child {
  margin-top: 0;
}
blockquote ol:last-child,
blockquote p:last-child,
blockquote ul:last-child {
  margin-bottom: 0;
}
blockquote footer {
  display: block;
  font-size: 80%;
}
img {
  border: 0;
  display: block;
  max-width: 100% !important;
}
hr {
  border: 0;
  border-bottom: 2px solid #bbb;
  height: 0;
  margin: 2.25rem 0;
  padding: 0;
}
dt {
  font-weight: bold;
}
dd {
  margin: 0 0 0.75rem;
}
abbr[title],
acronym[title] {
  border: 0;
  text-decoration: none;
}
a,
blockquote,
code,
figure,
hr,
li,
ol,
pre,
table,
tr,
ul {
  page-break-inside: avoid;
}
a,
h2,
h3,
h4,
p {
  orphans: 3;
  widows: 3;
}
h1,
h2,
h3,
h4,
h5,
h6 {
  page-break-after: avoid;
  page-break-inside: avoid;
}
h1 + p,
h2 + p,
h3 + p {
  page-break-before: avoid;
}
img {
  page-break-after: auto;
  page-break-before: auto;
  page-break-inside: avoid;
}
pre {
  white-space: pre-wrap !important;
  word-wrap: break-word;
}
body {
  padding: 2.54cm 1.8cm;
}
a[href^='http']:after,
a[href^='ftp']:after {
  content: " (" attr(href) ")";
  font-size: 80%;
}
a[href$='.jpg']:after,
a[href$='.jpeg']:after,
a[href$='.gif']:after,
a[href$='.png']:after {
  display: none;
}
abbr[title]:after,
acronym[title]:after {
  content: " (" attr(title) ")";
}
.page-break,
.page-break-before {
  page-break-before: always;
}
.page-break-after {
  page-break-after: always;
}
.no-print {
  display: none;
}
.print-only {
  display: block !important;
}
a.no-reformat:after {
  content: '';
}
abbr[title].no-reformat:after,
acronym[title].no-reformat:after {
  content: '';
}
.no-reformat a:after,
.no-reformat abbr:after,
.no-reformat acronym:after {
  content: '';
}
article input[type="checkbox"] {
    display: none;
  }
article label.exercise {
    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
    font-weight: bold;
    display: block;
    background: #f0f0f0;
  }
article label.exercise:after {
    content: " ☝️";
  }
article input:checked + label.exercise:after {
    content: " ☝️";
  }
article input + label.exercise + div {
    height: auto;
    transform: scaleY(1);
    margin-bottom: 2em;
  }