diff --git a/styles/02-base.css b/styles/02-base.css
index 09b14c5..5b99cea 100644
--- a/styles/02-base.css
+++ b/styles/02-base.css
@@ -21,10 +21,6 @@ body {
   body {
     padding: var(--spacing-small);
   }
-
-  .sg-brand-title {
-    font-size: calc(var(--font-size-brand) * 0.8);
-  }
 }
 
 section {
diff --git a/styles/20-patterns-portal-header.css b/styles/20-patterns-portal-header.css
index 11c6614..9382804 100644
--- a/styles/20-patterns-portal-header.css
+++ b/styles/20-patterns-portal-header.css
@@ -66,3 +66,9 @@
     gap: var(--spacing-small) var(--spacing-large);
   }
 }
+
+@media (max-width: 48rem) {
+  .sg-portal-header__brand {
+    font-size: calc(var(--font-size-portal-header-brand) * 0.8);
+  }
+}