.wrapper {
  display: grid;
  grid-template-columns: 640px auto;
  grid-column-gap: 24px;
  grid-row-gap: 36px;
  max-width: 960px;
  padding: none;
  margin-left:  auto;
  margin-right: auto;
}

.sidebar {
  color: #989590;
  font-size: 0.7rem;
}

.sidebar p {
  width: 70%;
}


/* begin collapsible from https://codepen.io/markcaron/pen/RVvmaz */

/*
 CSS for the main interaction
*/
.accordion > input[type="checkbox"] {
  position: absolute;
  left: -100vw;
}

.accordion .content {
  overflow-y: hidden;
  height: 0;
  transition: height 0.3s ease;
}

/* NOT CHECKED */
 .accordion > input[type="checkbox"]:not(:checked) ~ .content {
   height: auto;
   overflow: visible;
}

/*
.accordion > input[type="checkbox"]:checked ~ .content {
  height: auto;
  overflow: visible;
}
*/

.accordion label {
  display: block;
}

/*
 Styling
*/

/*
body {
  font: 16px/1.5em "Overpass", "Open Sans", Helvetica, sans-serif;
  color: #333;
  font-weight: 300;
}
*/

.accordion {
  margin-bottom: 1em;
}

/* NOT CHECKED */
.accordion > input[type="checkbox"]:not(:checked) ~ .content {
  padding: 15px;
  border: 1px solid #e8e8e8;
  border-top: 0;
}


/*
.accordion > input[type="checkbox"]:checked ~ .content {
  padding: 15px;
  border: 1px solid #e8e8e8;
  border-top: 0;
}
*/

/* border added 220524 */
.accordion .handle {
  margin: 0;
  font-size: 1.125em;
  line-height: 1.2em;
  border: 1px solid #cccccc;
}

/* changes 220524 */
.accordion label {
  /*
  color: #333; */
  color: #e60060;
  font-weight: normal;
  background: #e8e8e8;
  padding: 15px;
  cursor: pointer;



}

.accordion label:hover,
.accordion label:focus {
  background: #d8d8d8;
}


.accordion .handle label:before {
  font-family: 'fontawesome';
  content: "\f078";
  display: inline-block;
  margin-right: 10px;
  font-size: .58em;
  line-height: 1.556em;
  vertical-align: middle;
}

.accordion > input[type="checkbox"]:checked ~ .handle label:before {
  content: "\f054";
}

/*
 Demo purposes only

*,
*:before,
*:after {
  box-sizing: border-box;
}

body {
  padding: 40px;
}

a {
  color: #06c;
}

p {
  margin: 0 0 1em;
}

h1 {
  margin: 0 0 1.5em;
  font-weight: 600;
  font-size: 1.5em;
}

.accordion {
  max-width: 65em;
}

.accordion p:last-child {
  margin-bottom: 0;
}
*/

/* end collapsible */

/* From https://creative-coding.decontextualize.com/public/css/poole.css
 *
 *                        ___
 *                       /\_ \
 *  _____     ___     ___\//\ \      __
 * /\ '__`\  / __`\  / __`\\ \ \   /'__`\
 * \ \ \_\ \/\ \_\ \/\ \_\ \\_\ \_/\  __/
 *  \ \ ,__/\ \____/\ \____//\____\ \____\
 *   \ \ \/  \/___/  \/___/ \/____/\/____/
 *    \ \_\
 *     \/_/
 *
 * Designed, built, and released under MIT license by @mdo. Learn more at
 * https://github.com/poole/poole.
 */


/*
 * Contents
 *
 * Body resets
 * Custom type
 * Messages
 * Container
 * Masthead
 * Posts and pages
 * Pagination
 * Reverse layout
 * Themes
 */


/*
 * Body resets
 *
 * Update the foundational and global aspects of the page.
 */

* {
  -webkit-box-sizing: border-box;
     -moz-box-sizing: border-box;
          box-sizing: border-box;
}

html,
body {
  margin: 1em;
  padding: 0;
}

/* 2201520 - moved font-size to body */
html {
  font-family: -apple-system, BlinkMacSystemFont, “Segoe UI”, Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.5;
}
@media (min-width: 38em) {
  html {
    font-size: 20px;
  }
}

body {
  /* color: #515151; */
  color: #5e5a54;
  font-size: 0.9rem;
  background-color: #fff;
  -webkit-text-size-adjust: 100%;
      -ms-text-size-adjust: 100%;
}

/* No `:visited` state is required by default (browsers will use `a`) */
/* 0220521 commmented out text-decoration: none; */
a {
  color: #407abd;
  /* text-decoration: none; */
}
a strong {
  color: inherit;
}
/* `:focus` is linked to `:hover` for basic accessibility */
a:hover,
a:focus {
  text-decoration: underline;
}

/* Headings */
h1, h2, h3, h4, h5, h6 {
  margin-bottom: .5rem;
  font-weight: bold;
  line-height: 1.25;
  color: #313131;
  text-rendering: optimizeLegibility;
}
h1 {
  font-size: 2rem;
}
h2 {
  margin-top: 1.5rem;
  font-size: 1.5rem;
}
h3 {
  margin-top: 1.5rem;
  font-size: 1.25rem;
}
h4, h5, h6 {
  margin-top: 1rem;
  font-size: 1rem;
}

/* Body text */
p {
  margin-top: 0;
  margin-bottom: 1rem;
}

strong {
  color: #303030;
}


/* Lists */
ul, ol, dl {
  margin-top: 0;
  margin-bottom: 1rem;
  /* added 220514 */
  list-style-type: square;
  padding-left: 1rem;
}

/* added 220514 */
li {
  margin-bottom: 10px;
}

/* added 220514 */
li img {
  width: 70%;
}

dt {
  font-weight: bold;
}
dd {
  margin-bottom: .5rem;
}

/* Misc */
hr {
  position: relative;
  margin: 1.5rem 0;
  border: 0;
  border-top: 1px solid #eee;
  border-bottom: 1px solid #fff;
}

abbr {
  font-size: 85%;
  font-weight: bold;
  color: #555;
  text-transform: uppercase;
}
abbr[title] {
  cursor: help;
  border-bottom: 1px dotted #e5e5e5;
}

/* Code */
code,
pre {
  font-family: Menlo, Monaco, "Courier New", monospace;
}
code {
  padding: .25em .5em;
  font-size: 85%;
  color: #333;
  background-color: #eee;
  border-radius: 3px;
}
pre {
  display: block;
  margin-top: 0;
  margin-bottom: 1rem;
  padding: 1rem;
  font-size: .8rem;
  line-height: 1.4;
  white-space: pre;
  white-space: pre-wrap;
  word-break: break-all;
  word-wrap: break-word;
  background-color: #eee;
}
pre code {
  padding: 0;
  font-size: 100%;
  color: inherit;
  background-color: transparent;
}

/* added 220514 */
.showAnswers {
  color: #407abd; /* same as link color */
}

.showAnswersVisited {
  visibility: hidden;
}

/* added 220514 */
.hidden {
  visibility: hidden;
}

/* added 220514 */
.visible {
  visibility: visible;
}

/* added 220520 */
.btnPress {
  font-variant: small-caps;
}

/* added 220514 */
.challengeHead {
  font-size: 1.2rem;
  padding: 6px;
  color: #fcfbfa;
  background-color: #b8b0a3;
}

/* added 220514 */
.challenge {
  color: #5e5a54;
}

/* added 220514 */
.clickable {
  font-variant: small-caps;
}

/* Pygments via Jekyll */
.highlight {
  margin-bottom: 1rem;
  border-radius: 4px;
}
.highlight pre {
  margin-bottom: 0;
}

/* added 220515 */
.accentuate {
  background-color: #ffff77;
}

/* added 220520 */
.think {
  font-size: 0.8rem;
  padding-left: -5px;
  text-indent: -20px;
  color: #989590;
}

.think:before
{
    content: "\2610";
    margin-right: 10px;
}

.learn {
  display: block;
  font-size: 0.8rem;
  padding-left: 24px;
  text-indent: -24px;
}

.learn:before {
  content: "\2610";
  margin-right: 10px;
}

.tinkerBullet {
  display: block;
  margin-left: 25px;
  text-indent: -10px;
}

.tinkerBullet:before {
  content: "\2610";
  display: inline-block;
  margin-right: 5px;
}

/* Gist via GitHub Pages */
.gist .gist-file {
  font-family: Menlo, Monaco, "Courier New", monospace !important;
}
.gist .markdown-body {
  padding: 15px;
}
.gist pre {
  padding: 0;
  background-color: transparent;
}
.gist .gist-file .gist-data {
  font-size: .8rem !important;
  line-height: 1.4;
}
.gist code {
  padding: 0;
  color: inherit;
  background-color: transparent;
  border-radius: 0;
}

/* added 220514 */
.nav {
  margin-top: 1rem;
  margin-bottom: 2rem;
}

/* Quotes */
blockquote {
  padding: .5rem 1rem;
  margin: .8rem 0;
  color: #444;
  border-left: .25rem solid #e5e5e5;
}
blockquote p:last-child {
  margin-bottom: 0;
}
@media (min-width: 30em) {
  blockquote {
    padding-right: 5rem;
    padding-left: 1.25rem;
  }
}

img {
  display: block;
  max-width: 100%;
  margin: 0 0 2rem;
  border-radius: 5px;
  box-shadow: 20px 20px 40px grey;
}

/* Tables */
table {
  margin-bottom: 1rem;
  width: 100%;
  border: 1px solid #e5e5e5;
  border-collapse: collapse;
}
td,
th {
  padding: .25rem .5rem;
  border: 1px solid #e5e5e5;
}
tbody tr:nth-child(odd) td,
tbody tr:nth-child(odd) th {
  background-color: #f9f9f9;
}


/*
 * Custom type
 *
 * Extend paragraphs with `.lead` for larger introductory text.
 */

.lead {
  font-size: 1.25rem;
  font-weight: 300;
}


/*
 * Messages
 *
 * Show alert messages to users. You may add it to single elements like a `<p>`,
 * or to a parent if there are multiple elements to show.
 */

.message {
  margin-bottom: 1rem;
  padding: 1rem;
  color: #717171;
  background-color: #f9f9f9;
}


/*
 * Container
 *
 * Center the page content.
 */

.container {
  max-width: 802px;
  padding: none;
  margin-left:  auto;
  margin-right: auto;
}


/*
 * Masthead
 *
 * Super small header above the content for site name and short description.
 */

.masthead {
  padding-top:    1rem;
  padding-bottom: 1rem;
  margin-bottom: 3rem;
}
.masthead-title {
  margin-top: 0;
  margin-bottom: 0;
  color: #505050;
}
.masthead-title a {
  color: #505050;
}
.masthead-title small {
  font-size: 75%;
  font-weight: 400;
  color: #c0c0c0;
  letter-spacing: 0;
}


/*
 * Posts and pages
 *
 * Each post is wrapped in `.post` and is used on default and post layouts. Each
 * page is wrapped in `.page` and is only used on the page layout.
 */

.page,
.post {
  margin-bottom: 4em;
}

/* Blog post or page title */
.page-title,
.post-title,
.post-title a {
  color: #303030;
}
.page-title,
.post-title {
  margin-top: 0;
}

/* Meta data line below post title */
.post-date {
  display: block;
  margin-top: -.5rem;
  margin-bottom: 1rem;
  color: #9a9a9a;
}

/* Related posts */
.related {
  padding-top: 2rem;
  padding-bottom: 2rem;
  border-top: 1px solid #eee;
}
.related-posts {
  padding-left: 0;
  list-style: none;
}
.related-posts h3 {
  margin-top: 0;
}
.related-posts li small {
  font-size: 75%;
  color: #999;
}
.related-posts li a:hover {
  color: #268bd2;
  text-decoration: none;
}
.related-posts li a:hover small {
  color: inherit;
}


/*
 * Pagination
 *
 * Super lightweight (HTML-wise) blog pagination. `span`s are provide for when
 * there are no more previous or next posts to show.
 */

.pagination {
  overflow: hidden; /* clearfix */
  margin-left: -1rem;
  margin-right: -1rem;
  font-family: "PT Sans", Helvetica, Arial, sans-serif;
  color: #ccc;
  text-align: center;
}

/* Pagination items can be `span`s or `a`s */
.pagination-item {
  display: block;
  padding: 1rem;
  border: 1px solid #eee;
}
.pagination-item:first-child {
  margin-bottom: -1px;
}

/* Only provide a hover state for linked pagination items */
a.pagination-item:hover {
  background-color: #f5f5f5;
}

@media (min-width: 30em) {
  .pagination {
    margin: 3rem 0;
  }
  .pagination-item {
    float: left;
    width: 50%;
  }
  .pagination-item:first-child {
    margin-bottom: 0;
    border-top-left-radius:    4px;
    border-bottom-left-radius: 4px;
  }
  .pagination-item:last-child {
    margin-left: -1px;
    border-top-right-radius:    4px;
    border-bottom-right-radius: 4px;
  }
}

.example {
    overflow: auto; zoom: 1;
    margin-bottom: 1em;
    background-color: #fcfcfc;
    border: 1px black solid;
    min-height: 400px;
}
.example pre {
    margin: 0;
    padding: 0;
    font-size: 12px;
    padding: 1em;
}
.example-container {
    /*
    width: 400;
    height: 400;
    */
    width: 640;
    height: 480;
    float: right;
}
/* added 220515, like .example but no min-height */
.example-codeonly {
    overflow: auto; zoom: 1;
    margin-bottom: 1em;
    background-color: #fcfcfc;
    border: 1px black solid;
    font-size: 0.8em;
}

.cntrl {
    font-size: 80%;
}
.cntrl span {
    padding: 4px;
    margin: 0px;
    background: black;
    color: white;
    cursor: pointer;
}
.example iframe { margin: 0; padding: 0; }