preview.css

/**
 * https://github.com/primer/primer/tree/master/modules/primer-base
 * https://github.com/primer/primer/tree/master/modules/primer-markdown
 * https://github.com/primer/primer/tree/master/modules/primer-support
 */
 * {
  box-sizing: border-box;
}
input,
select,
textarea,
button {
  font-family: inherit;
  font-size: inherit;
  line-height: inherit;
}
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
  font-size: 14px;
  line-height: 1.5;
  color: #24292e;
  background-color: #fff;
}
a {
  color: #0366d6;
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
}
table {
  border-spacing: 0;
  border-collapse: collapse;
}
td,
th {
  padding: 0;
}
button {
  cursor: pointer;
  border-radius: 0;
}
details summary {
  cursor: pointer;
}
details:not([open]) > *:not(summary) {
  display: none !important;
}
small {
  font-size: 90%;
}
b,
strong {
  font-weight: 600;
}
blockquote {
  margin: 0;
}
ul,
ol {
  padding-left: 0;
  margin-top: 0;
  margin-bottom: 0;
}
ol ol,
ul ol {
  list-style-type: lower-roman;
}
ul ul ol,
ul ol ol,
ol ul ol,
ol ol ol {
  list-style-type: lower-alpha;
}
dd {
  margin-left: 0;
}
tt,
code {
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, Courier, monospace;
  font-size: 12px;
}
pre {
  margin-top: 0;
  margin-bottom: 0;
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, Courier, monospace;
  font-size: 12px;
}
.octicon {
  vertical-align: text-bottom;
}
.md-github {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
  font-size: 16px;
  line-height: 1.5;
  word-wrap: break-word;
}
.md-github::before {
  display: table;
  content: "";
}
.md-github::after {
  display: table;
  clear: both;
  content: "";
}
.md-github > *:first-child {
  margin-top: 0 !important;
}
.md-github > *:last-child {
  margin-bottom: 0 !important;
}
.md-github a:not([href]) {
  color: inherit;
  text-decoration: none;
}
.md-github .absent {
  color: #cb2431;
}
.md-github .anchor {
  float: left;
  padding-right: 4px;
  margin-left: -20px;
  line-height: 1;
}
.md-github .anchor:focus {
  outline: none;
}
.md-github p,
.md-github blockquote,
.md-github ul,
.md-github ol,
.md-github dl,
.md-github table,
.md-github pre {
  margin-top: 0;
  margin-bottom: 16px;
}
.md-github hr {
  height: 0.25em;
  padding: 0;
  margin: 24px 0;
  background-color: #e1e4e8;
  border: 0;
}
.md-github blockquote {
  padding: 0 1em;
  color: #6a737d;
  border-left: 0.25em solid #dfe2e5;
}
.md-github blockquote > :first-child {
  margin-top: 10px;
}
.md-github blockquote > :last-child {
  margin-bottom: 0;
}
.md-github kbd {
  display: inline-block;
  padding: 3px 5px;
  font-size: 11px;
  line-height: 10px;
  color: #444d56;
  vertical-align: middle;
  background-color: #fafbfc;
  border: solid 1px #c6cbd1;
  border-bottom-color: #959da5;
  border-radius: 3px;
  box-shadow: inset 0 -1px 0 #959da5;
}
.md-github h1,
.md-github h2,
.md-github h3,
.md-github h4,
.md-github h5,
.md-github h6 {
  margin-top: 24px;
  margin-bottom: 16px;
  font-weight: 600;
  line-height: 1.25;
}
.md-github h1 .octicon-link,
.md-github h2 .octicon-link,
.md-github h3 .octicon-link,
.md-github h4 .octicon-link,
.md-github h5 .octicon-link,
.md-github h6 .octicon-link {
  color: #1b1f23;
  vertical-align: middle;
  visibility: hidden;
}
.md-github h1:hover .anchor,
.md-github h2:hover .anchor,
.md-github h3:hover .anchor,
.md-github h4:hover .anchor,
.md-github h5:hover .anchor,
.md-github h6:hover .anchor {
  text-decoration: none;
}
.md-github h1:hover .anchor .octicon-link,
.md-github h2:hover .anchor .octicon-link,
.md-github h3:hover .anchor .octicon-link,
.md-github h4:hover .anchor .octicon-link,
.md-github h5:hover .anchor .octicon-link,
.md-github h6:hover .anchor .octicon-link {
  visibility: visible;
}
.md-github h1 tt,
.md-github h2 tt,
.md-github h3 tt,
.md-github h4 tt,
.md-github h5 tt,
.md-github h6 tt,
.md-github h1 code,
.md-github h2 code,
.md-github h3 code,
.md-github h4 code,
.md-github h5 code,
.md-github h6 code {
  font-size: inherit;
}
.md-github h1 {
  padding-bottom: 0.3em;
  font-size: 2em;
  border-bottom: 1px solid #eaecef;
}
.md-github h2 {
  padding-bottom: 0.3em;
  font-size: 1.5em;
  border-bottom: 1px solid #eaecef;
}
.md-github h3 {
  font-size: 1.25em;
}
.md-github h4 {
  font-size: 1em;
}
.md-github h5 {
  font-size: 0.875em;
}
.md-github h6 {
  font-size: 0.85em;
  color: #6a737d;
}
.md-github ul,
.md-github ol {
  padding-left: 2em;
}
.md-github ul.no-list,
.md-github ol.no-list {
  padding: 0;
  list-style-type: none;
}
.md-github ul ul,
.md-github ul ol,
.md-github ol ol,
.md-github ol ul {
  margin-top: 0;
  margin-bottom: 0;
}
.md-github li {
  word-wrap: break-all;
}
.md-github li > p {
  margin-top: 16px;
}
.md-github li + li {
  margin-top: 0.25em;
}
.md-github dl {
  padding: 0;
}
.md-github dl dt {
  padding: 0;
  margin-top: 16px;
  font-size: 1em;
  font-style: italic;
  font-weight: 600;
}
.md-github dl dd {
  padding: 0 16px;
  /* margin-bottom: 16px; */
}
.md-github table {
  display: block;
  width: 100%;
  overflow: auto;
}
.md-github table th {
  font-weight: 600;
}
.md-github table th,
.md-github table td {
  padding: 6px 13px;
  border: 1px solid #dfe2e5;
}
.md-github table tr {
  background-color: #fff;
  border-top: 1px solid #c6cbd1;
}
.md-github table tr:nth-child(2n) {
  background-color: #f6f8fa;
}
.md-github table img {
  background-color: transparent;
}
.md-github img {
  max-width: 100%;
  box-sizing: content-box;
  background-color: #fff;
}
.md-github img[align=right] {
  padding-left: 20px;
}
.md-github img[align=left] {
  padding-right: 20px;
}
.md-github .emoji {
  max-width: none;
  vertical-align: text-top;
  background-color: transparent;
}
.md-github span.frame {
  display: block;
  overflow: hidden;
}
.md-github span.frame > span {
  display: block;
  float: left;
  width: auto;
  padding: 7px;
  margin: 13px 0 0;
  overflow: hidden;
  border: 1px solid #dfe2e5;
}
.md-github span.frame span img {
  display: block;
  float: left;
}
.md-github span.frame span span {
  display: block;
  padding: 5px 0 0;
  clear: both;
  color: #24292e;
}
.md-github span.align-center {
  display: block;
  overflow: hidden;
  clear: both;
}
.md-github span.align-center > span {
  display: block;
  margin: 13px auto 0;
  overflow: hidden;
  text-align: center;
}
.md-github span.align-center span img {
  margin: 0 auto;
  text-align: center;
}
.md-github span.align-right {
  display: block;
  overflow: hidden;
  clear: both;
}
.md-github span.align-right > span {
  display: block;
  margin: 13px 0 0;
  overflow: hidden;
  text-align: right;
}
.md-github span.align-right span img {
  margin: 0;
  text-align: right;
}
.md-github span.float-left {
  display: block;
  float: left;
  margin-right: 13px;
  overflow: hidden;
}
.md-github span.float-left span {
  margin: 13px 0 0;
}
.md-github span.float-right {
  display: block;
  float: right;
  margin-left: 13px;
  overflow: hidden;
}
.md-github span.float-right > span {
  display: block;
  margin: 13px auto 0;
  overflow: hidden;
  text-align: right;
}
.md-github code,
.md-github tt {
  padding: 0.2em 0.4em;
  margin: 0;
  font-size: 85%;
  background-color: rgba(27, 31, 35, 0.05);
  border-radius: 3px;
}
.md-github code br,
.md-github tt br {
  display: none;
}
.md-github del code {
  text-decoration: inherit;
}
.md-github pre {
  word-wrap: normal;
}
.md-github pre > code {
  padding: 0;
  margin: 0;
  font-size: 100%;
  word-break: normal;
  white-space: pre;
  background: transparent;
  border: 0;
}
.md-github .highlight {
  margin-bottom: 16px;
}
.md-github .highlight pre {
  margin-bottom: 0;
  word-break: normal;
}
.md-github .highlight pre,
.md-github pre {
  padding: 16px;
  overflow: auto;
  font-size: 85%;
  line-height: 1.45;
  background-color: #f6f8fa;
  border-radius: 3px;
}
.md-github pre code,
.md-github pre tt {
  display: inline;
  max-width: auto;
  padding: 0;
  margin: 0;
  overflow: visible;
  line-height: inherit;
  word-wrap: normal;
  background-color: transparent;
  border: 0;
}
.md-github .hljs-comment,
.md-github .hljs-quote {
  color: #998;
  font-style: italic;
}
.md-github .hljs-selector-tag,
.md-github .hljs-subst {
  color: #333;
  font-weight: bold;
}
.md-github .hljs-keyword {
  color: #d73a49;
}
.md-github .hljs-literal,
.md-github .hljs-number,
.md-github .hljs-tag .hljs-attr,
.md-github .hljs-template-variable,
.md-github .hljs-variable {
  color: #008080;
}
.md-github .hljs-doctag,
.md-github .hljs-string {
  color: #d73a49;
}
.md-github .hljs-section,
.md-github .hljs-selector-id,
.md-github .hljs-title {
  color: #900;
  font-weight: bold;
}
.md-github .hljs-subst {
  font-weight: normal;
}
.md-github .hljs-class .hljs-title,
.md-github .hljs-type {
  color: #458;
  font-weight: bold;
}
.md-github .hljs-attribute,
.md-github .hljs-name,
.md-github .hljs-tag {
  color: #000080;
  font-weight: normal;
}
.md-github .hljs-link,
.md-github .hljs-regexp {
  color: #009926;
}
.md-github .hljs-bullet,
.md-github .hljs-symbol {
  color: #990073;
}
.md-github .hljs-built_in,
.md-github .hljs-builtin-name {
  color: #0086b3;
}
.md-github .hljs-meta {
  color: #999;
  font-weight: bold;
}
.md-github .hljs-deletion {
  background: #fdd;
}
.md-github .hljs-addition {
  background: #dfd;
}
.md-github .hljs-emphasis {
  font-style: italic;
}
.md-github .hljs-strong {
  font-weight: bold;
}

/* code highlight lines */
.code-hl {
  position: relative;
  background-color: #f6f8fa;
  border-radius: 3px;
}
.code-hl pre {
  line-height: 20px;
  background: none;
  position: relative;
  z-index: 2;
}
.code-hl-item {
  position: absolute;
  z-index: 1;
  height: 20px; width: 100%;
  background-color: rgba(0, 0, 0, .1);
}

/* diy div */
.diy {
  border-radius: 3px;
  padding: 0.75em 1em;
  background-color: #f8f8f8;
}
.diy :last-child {
  margin-bottom: 0;
}
.diy.tip {
  background-color: #eaf8ff;
  color: #4e7182;
}
.diy.warning {
  background-color: #fdf5d8;
  color: #716b53;
}
.diy.todo {
  background-color: #fbddcd;
  color: #907a6e;
}
.diy.success {
  background-color: #42b983;
}

/* tasklist */
.task-list-item {
  list-style-type: none!important;
}
.task-list-item-checkbox,
.task-list-item > input[type="checkbox"] {
  margin: 0 .2em .25em -1.6em;
  vertical-align: middle;
}