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Update highlight.js download instructions and resources. #8864

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Aug 5, 2025
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55 changes: 24 additions & 31 deletions third_party/highlight/github-dark.css
100755 → 100644
Original file line number Diff line number Diff line change
@@ -1,3 +1,11 @@
pre code.hljs {
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Are there visual changes associated with this?

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Generated before-after screenshots and compared them, the only visible difference seems to be a 1-2 pixels change in the code block's overall height (or rather a change in its bottom margin's size). It doesn't really affect the layout in any other way, I don't think it is important to counter it.

display: block;
overflow-x: auto;
padding: 1em
}
code.hljs {
padding: 3px 5px
}
/*!
Theme: GitHub Dark
Description: Dark theme as seen on github.com
Expand All @@ -8,12 +16,10 @@
Outdated base version: https://github.com/primer/github-syntax-dark
Current colors taken from GitHub's CSS
*/

.hljs {
color: #c9d1d9;
background: #0d1117;
background: #0d1117
}

.hljs-doctag,
.hljs-keyword,
.hljs-meta .hljs-keyword,
Expand All @@ -22,17 +28,15 @@
.hljs-type,
.hljs-variable.language_ {
/* prettylights-syntax-keyword */
color: #ff7b72;
color: #ff7b72
}

.hljs-title,
.hljs-title.class_,
.hljs-title.class_.inherited__,
.hljs-title.function_ {
/* prettylights-syntax-entity */
color: #d2a8ff;
color: #d2a8ff
}

.hljs-attr,
.hljs-attribute,
.hljs-literal,
Expand All @@ -44,82 +48,71 @@
.hljs-selector-class,
.hljs-selector-id {
/* prettylights-syntax-constant */
color: #79c0ff;
color: #79c0ff
}

.hljs-regexp,
.hljs-string,
.hljs-meta .hljs-string {
/* prettylights-syntax-string */
color: #a5d6ff;
color: #a5d6ff
}

.hljs-built_in,
.hljs-symbol {
/* prettylights-syntax-variable */
color: #ffa657;
color: #ffa657
}

.hljs-comment,
.hljs-code,
.hljs-formula {
/* prettylights-syntax-comment */
color: #8b949e;
color: #8b949e
}

.hljs-name,
.hljs-quote,
.hljs-selector-tag,
.hljs-selector-pseudo {
/* prettylights-syntax-entity-tag */
color: #7ee787;
color: #7ee787
}

.hljs-subst {
/* prettylights-syntax-storage-modifier-import */
color: #c9d1d9;
color: #c9d1d9
}

.hljs-section {
/* prettylights-syntax-markup-heading */
color: #1f6feb;
font-weight: bold;
font-weight: bold
}

.hljs-bullet {
/* prettylights-syntax-markup-list */
color: #f2cc60;
color: #f2cc60
}

.hljs-emphasis {
/* prettylights-syntax-markup-italic */
color: #c9d1d9;
font-style: italic;
font-style: italic
}

.hljs-strong {
/* prettylights-syntax-markup-bold */
color: #c9d1d9;
font-weight: bold;
font-weight: bold
}

.hljs-addition {
/* prettylights-syntax-markup-inserted */
color: #aff5b4;
background-color: #033a16;
background-color: #033a16
}

.hljs-deletion {
/* prettylights-syntax-markup-deleted */
color: #ffdcd7;
background-color: #67060c;
background-color: #67060c
}

.hljs-char.escape_,
.hljs-link,
.hljs-params,
.hljs-property,
.hljs-punctuation,
.hljs-tag {
/* purposely ignored */

}
169 changes: 94 additions & 75 deletions third_party/highlight/github.css
Original file line number Diff line number Diff line change
@@ -1,99 +1,118 @@
/*

github.com style (c) Vasily Polovnyov <[email protected]>

*/

.hljs {
pre code.hljs {
display: block;
overflow-x: auto;
padding: 0.5em;
color: #333;
background: #f8f8f8;
padding: 1em
}

.hljs-comment,
.hljs-quote {
color: #998;
font-style: italic;
code.hljs {
padding: 3px 5px
}
/*!
Theme: GitHub
Description: Light theme as seen on github.com
Author: github.com
Maintainer: @Hirse
Updated: 2021-05-15

Outdated base version: https://github.com/primer/github-syntax-light
Current colors taken from GitHub's CSS
*/
.hljs {
color: #24292e;
background: #ffffff
}
.hljs-doctag,
.hljs-keyword,
.hljs-selector-tag,
.hljs-subst {
color: #333;
font-weight: bold;
.hljs-meta .hljs-keyword,
.hljs-template-tag,
.hljs-template-variable,
.hljs-type,
.hljs-variable.language_ {
/* prettylights-syntax-keyword */
color: #d73a49
}

.hljs-number,
.hljs-title,
.hljs-title.class_,
.hljs-title.class_.inherited__,
.hljs-title.function_ {
/* prettylights-syntax-entity */
color: #6f42c1
}
.hljs-attr,
.hljs-attribute,
.hljs-literal,
.hljs-meta,
.hljs-number,
.hljs-operator,
.hljs-variable,
.hljs-template-variable,
.hljs-tag .hljs-attr {
color: #008080;
.hljs-selector-attr,
.hljs-selector-class,
.hljs-selector-id {
/* prettylights-syntax-constant */
color: #005cc5
}

.hljs-regexp,
.hljs-string,
.hljs-doctag {
color: #d14;
}

.hljs-title,
.hljs-section,
.hljs-selector-id {
color: #900;
font-weight: bold;
.hljs-meta .hljs-string {
/* prettylights-syntax-string */
color: #032f62
}

.hljs-subst {
font-weight: normal;
.hljs-built_in,
.hljs-symbol {
/* prettylights-syntax-variable */
color: #e36209
}

.hljs-type,
.hljs-class .hljs-title {
color: #458;
font-weight: bold;
.hljs-comment,
.hljs-code,
.hljs-formula {
/* prettylights-syntax-comment */
color: #6a737d
}

.hljs-tag,
.hljs-name,
.hljs-attribute {
color: #000080;
font-weight: normal;
.hljs-quote,
.hljs-selector-tag,
.hljs-selector-pseudo {
/* prettylights-syntax-entity-tag */
color: #22863a
}

.hljs-regexp,
.hljs-link {
color: #009926;
.hljs-subst {
/* prettylights-syntax-storage-modifier-import */
color: #24292e
}

.hljs-symbol,
.hljs-bullet {
color: #990073;
.hljs-section {
/* prettylights-syntax-markup-heading */
color: #005cc5;
font-weight: bold
}

.hljs-built_in,
.hljs-builtin-name {
color: #0086b3;
.hljs-bullet {
/* prettylights-syntax-markup-list */
color: #735c0f
}

.hljs-meta {
color: #999;
font-weight: bold;
.hljs-emphasis {
/* prettylights-syntax-markup-italic */
color: #24292e;
font-style: italic
}

.hljs-deletion {
background: #fdd;
.hljs-strong {
/* prettylights-syntax-markup-bold */
color: #24292e;
font-weight: bold
}

.hljs-addition {
background: #dfd;
/* prettylights-syntax-markup-inserted */
color: #22863a;
background-color: #f0fff4
}

.hljs-emphasis {
font-style: italic;
}

.hljs-strong {
font-weight: bold;
.hljs-deletion {
/* prettylights-syntax-markup-deleted */
color: #b31d28;
background-color: #ffeef0
}
.hljs-char.escape_,
.hljs-link,
.hljs-params,
.hljs-property,
.hljs-punctuation,
.hljs-tag {
/* purposely ignored */

}
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