documentation: Added permalink display styles to CSS files.

Fixes [YOCTO #5772]

Updated each manual's CSS style sheet to contain a style for
how the permalink symbol looks on its own and how it looks
when a user hovers over it with the mouse.

(From yocto-docs rev: c8d4afa0b83a40ac2de0c47c191a11b3e7d241e5)

Signed-off-by: Scott Rifenbark <scott.m.rifenbark@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 7 insertions, 0 deletions

diff --git a/documentation/kernel-dev/kernel-dev-style.css b/documentation/kernel-dev/kernel-dev-style.css
index f678beb4a2..6e0c1c7fc9 100644
--- a/documentation/kernel-dev/kernel-dev-style.css
+++ b/documentation/kernel-dev/kernel-dev-style.css
@@ -313,6 +313,13 @@ a:hover {
   /*font-weight: bold;*/
 }
 
+/* This style defines how the permalink character
+   appears by itself and when hovered over with
+   the mouse. */
+
+[alt='Permalink'] { color: #eee; }
+[alt='Permalink']:hover { color: black; }
+
 
 div.informalfigure,
 div.informalexample,