docs(docs-infra): improve space between cli command options (angular#…

…54794)

fixes angular#54767

PR Close angular#54794

adev/src/app/features/references/api-reference-details-page/api-reference-details-page.component.scss

@@ -267,7 +267,9 @@
       background-color: var(--octonary-contrast);
       position: relative;
       z-index: 10;
-      transition: background-color 0.3s ease, border 0.3s ease;
+      transition:
+        background-color 0.3s ease,
+        border 0.3s ease;
 
       // h3 + code || # of overloads
       .docs-reference-header {
@@ -404,4 +406,12 @@
       margin-block-start: 0;
     }
   }
+
+  .docs-ref-content {
+    padding: 1rem 0;
+
+    &:not(:first-child) {
+      border-block-start: 1px solid var(--senary-contrast);
+    }
+  }
 }