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Fix heading anchors in doc pages. #122693

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Mar 18, 2024
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Fix heading anchors in doc pages. #122693

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22 changes: 22 additions & 0 deletions src/doc/rust.css
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Original file line number Diff line number Diff line change
Expand Up @@ -136,6 +136,28 @@ h1 a:link, h1 a:visited, h2 a:link, h2 a:visited,
h3 a:link, h3 a:visited, h4 a:link, h4 a:visited,
h5 a:link, h5 a:visited {color: black;}

h1, h2, h3, h4, h5 {
/* This is needed to be able to position the doc-anchor. Ideally there
would be a <div> around the whole document, but we don't have that. */
position: relative;
}

a.doc-anchor {
color: black;
display: none;
position: absolute;
left: -20px;
/* We add this padding so that when the cursor moves from the heading's text to the anchor,
the anchor doesn't disappear. */
padding-right: 5px;
/* And this padding is used to make the anchor larger and easier to click on. */
padding-left: 3px;
}
*:hover > .doc-anchor {
display: block;
}


/* Code */

pre, code {
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