diff --git a/web/markdown/markdown.css b/web/markdown/markdown.css
--- a/web/markdown/markdown.css
+++ b/web/markdown/markdown.css
@@ -100,7 +100,8 @@
   pointer-events: none;
   color: var(--spoiler-text-color);
 }
-span.revealSpoilerAnimation {
+span.revealSpoilerAnimation,
+span.revealSpoilerAnimation a {
   animation: revealSpoiler 1s;
 }
 @keyframes revealSpoiler {