diff --git a/src/lib/ui/components/ConfigLibrary.svelte b/src/lib/ui/components/ConfigLibrary.svelte
index f5a14b7..6733fa5 100644
--- a/src/lib/ui/components/ConfigLibrary.svelte
+++ b/src/lib/ui/components/ConfigLibrary.svelte
@@ -664,6 +664,7 @@
     }
     .config-panel {
         display: grid;
+        grid-template-columns: minmax(0, 1fr);
         gap: 20px;
     }
     .loading {
diff --git a/src/lib/ui/library.css b/src/lib/ui/library.css
index da2b1e8..6d3fb2b 100644
--- a/src/lib/ui/library.css
+++ b/src/lib/ui/library.css
@@ -12,6 +12,7 @@
     flex: 0 1 auto;
 }
 .library-table {
+    position: relative;
     overflow-x: auto;
     border: 1px solid var(--border-subtle);
     border-radius: var(--radius-md);