From 93336b15f2cbde8ce8730de664df0b536cc8fa2e Mon Sep 17 00:00:00 2001
From: Mischa POSLAWSKY <perl@shiar.org>
Date: Wed, 29 Mar 2017 13:50:43 +0200
Subject: [PATCH] charset: keep omitted top border width

Hiding collapsed top border affects the entire row, making it impossible to
combine with other columns.  An invisible border looks the same but does
allow mixed usage.
---
 base.css | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/base.css b/base.css
index 3096be0..179b2ec 100644
--- a/base.css
+++ b/base.css
@@ -213,7 +213,8 @@ td.joind {
 	border-bottom: none;
 }
 td.joinu {
-	border-top: none;
+	/* first cell determines border width for entire row */
+	border-top-color: transparent;
 }
 td.joinr {
 	border-right: none;
-- 
2.30.0