diff --git a/public/assets/default_theme/widgets/sections.css b/public/assets/default_theme/widgets/sections.css
index a5ce0705b9..31b40ed31c 100644
--- a/public/assets/default_theme/widgets/sections.css
+++ b/public/assets/default_theme/widgets/sections.css
@@ -300,11 +300,18 @@
 .section-details-subtitle summary, .section-details-title summary {
     background: var(--gradient);
     border-radius: var(--s);
-    outline: 1px solid var(--border);
     display: inline-block;
     width: 100%;
 }
 
+.section-details-title summary {
+    border-bottom: 1px solid var(--border);
+}
+
+.section-details-subtitle summary {
+    border: 1px solid var(--border);
+}
+
 .details-summary-title {
     line-height: initial;
     font-size: 1.215rem;