From 2b10eebed8ba9eac88e7eadb2f3781059059c7d1 Mon Sep 17 00:00:00 2001
From: Giteabot <teabot@gitea.io>
Date: Sun, 9 Apr 2023 08:48:28 -0400
Subject: [PATCH] Show errors for KaTeX and mermaid on the preview tab (#24009)
 (#24019)

Backport #24009 by @silverwind

There is a conflicting fomantic rule that hid the error messages inside
the markdown preview tab for things like mermaid or katex. Overruled it
to always show these errors.

<img width="774" alt="image"
src="https://user-images.githubusercontent.com/115237/230738528-322814c1-8994-495e-b901-bbb79b924ccb.png">

Co-authored-by: silverwind <me@silverwind.io>
---
 web_src/css/markup/content.css | 1 +
 1 file changed, 1 insertion(+)

diff --git a/web_src/css/markup/content.css b/web_src/css/markup/content.css
index 00283dd0a2..b87383bca8 100644
--- a/web_src/css/markup/content.css
+++ b/web_src/css/markup/content.css
@@ -540,6 +540,7 @@
 }
 
 .markup-block-error {
+  display: block !important; /* override fomantic .ui.form .error.message {display: none} */
   border: 1px solid var(--color-error-border) !important;
   margin-bottom: 0 !important;
   border-bottom-left-radius: 0 !important;