Re: Further issues with CSS for Texinfo manuals

Le 17/01/2026 à 11:31, Gavin Smith a écrit :
[...]
>> In some indices, entries are very far from the corresponding sections.
>> As cells don't have horizontal borders [1], it's easy to associate an
>> entry with a section that corresponds to its neighbor. To minimize this
>> possibility, I added a light-tan background to the rows upon hovering.
> 
> Looks good, although it doesn't work perfectly.
> 
> It does not work with the CSS classes for multi-level indices in the
> development version:
> 
[...]
> 
> The "printindex-index-entry" rows are highlighted but not the
> "printindex-index-subentry-level-1" rows.  "printindex-index-subentry-level-2"
> is also possible.  From style.css:
> 
>    /* For indices. Make the rows stand out on hover to better visualize which
>       section corresponds to which entry. */
>    table[class*="printindex"] tr:hover td[class*="index-entry"],
>    table[class*="printindex"] tr:hover td[class*="index-section"] {
>       background:#f9f6ed;
>    }
> 
> It would probably be accommodated by adding in addition:
> 
>    table[class*="printindex"] tr:hover td[class*="index-subentry"],
>

I added this line.

> Less importantly, at
> https://www.gnu.org/software/emacs/manual/html_node/elisp/Index.html#Index_fn_letter-A.,
> you can see there is a small section that is not highlighted when you
> hover over each index entry.  This is due to a small cell <td>&nbsp;</td>.
> You may decide this is a very minor problem and not worth trying to fix.
> (It might not be possible to find those cells with CSS as they don't
> have a class set.)
>

Those cells are siblings of td[class*="index-entry"] or
td[class*="index-subentry"], and so does td[class*="index-section"]. Now 
the whole line is highlighted.

I added a left arrow before td[class*="index-subentry"] to differentiate 
it from normal entries. The arrow can be replaced with another symbol if 
you wish.

[...]