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-rw-r--r--support/TeX4ht/source/tex4ht-4ht.tex10
1 files changed, 7 insertions, 3 deletions
diff --git a/support/TeX4ht/source/tex4ht-4ht.tex b/support/TeX4ht/source/tex4ht-4ht.tex
index bd8a32515b..e5c61d58e4 100644
--- a/support/TeX4ht/source/tex4ht-4ht.tex
+++ b/support/TeX4ht/source/tex4ht-4ht.tex
@@ -1,4 +1,4 @@
-% $Id: tex4ht-4ht.tex 1164 2022-07-01 14:16:09Z michal_h21 $
+% $Id: tex4ht-4ht.tex 1165 2022-07-03 18:18:19Z michal_h21 $
% tex tex4ht-4ht or ht tex tex4ht-4ht
%
% Copyright 2009-2022 TeX Users Group
@@ -27773,14 +27773,18 @@ need also a treatment similar to \''\CT@column@color'?
\NewConfigure{rowcolor}{1}
>>>
-Fixes for colored hlines
+Fixes for colored hlines. The \`|\hline:color| can be used in CSS, for instance.
\<fix colortbl\><<<
% default hline color is black
\def\hline:color{000}
% save rule color in format usable in CSS
\newcommand\tmp:arrayrulecolor[2][named]{%
-\noalign{\convertcolorspec{#1}{#2}{HTML}\:tmp\global\let\hline:color\:tmp}%
+\ifvoid\@arstrutbox% test if we are inside a tabular environment
+\convertcolorspec{#1}{#2}{HTML}\:tmp\global\let\hline:color\:tmp% we are not
+\else%
+\noalign{\convertcolorspec{#1}{#2}{HTML}\:tmp\global\let\hline:color\:tmp}% we are
+\fi
}
\HLet\arrayrulecolor\tmp:arrayrulecolor
>>>