diff --git a/app/assets/stylesheets/cards.css b/app/assets/stylesheets/cards.css
index dbb9e8d3c..01cffed76 100644
--- a/app/assets/stylesheets/cards.css
+++ b/app/assets/stylesheets/cards.css
@@ -111,6 +111,8 @@
   margin: auto;
   max-inline-size: 100ch;
   padding-block: var(--block-space-half);
+  position: relative;
+  z-index: 0;
 }
 
 .card {