[PATCH] doc: make table headers more visible in guides

[Thomas Monjalon]

Set a background color to table header
so that it is visually easier to read.

Signed-off-by: Thomas Monjalon <thomas at monjalon.net>
---
 doc/guides/custom.css | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/doc/guides/custom.css b/doc/guides/custom.css
index b662abb34e..7db37ffc68 100644
--- a/doc/guides/custom.css
+++ b/doc/guides/custom.css
@@ -22,3 +22,8 @@
 .section li > .first {
 	margin-top: 18px;
 }
+
+/* Table head row more visible */
+th.head {
+	background-color: #ccc;
+}
-- 
2.47.1