diff --git a/public/assets/styles.portal.css b/public/assets/styles.portal.css
index 026391c..6f2e295 100644
--- a/public/assets/styles.portal.css
+++ b/public/assets/styles.portal.css
@@ -117,9 +117,8 @@ body.sg-lager-mobile-detail-open > :not([data-lager-mobile-detail-host]) {
 }
 
 .sg-otc-order-overlay__panel {
-  width: min(960px, 100%);
-  max-height: calc(100vh - (2 * var(--spacing-large)));
-  overflow: auto;
+  --layout-scrollable-card-width: min(960px, 100%);
+  --layout-scrollable-card-height: min(600px, calc(100vh - (2 * var(--spacing-large))));
 }
 
 .sg-otc-order-overlay__title {