diff --git a/src/pages/AuthFilesOAuthExcludedEditPage.module.scss b/src/pages/AuthFilesOAuthExcludedEditPage.module.scss
index d9d2315..4cde322 100644
--- a/src/pages/AuthFilesOAuthExcludedEditPage.module.scss
+++ b/src/pages/AuthFilesOAuthExcludedEditPage.module.scss
@@ -1,6 +1,18 @@
 @use '../styles/variables' as *;
 @use '../styles/mixins' as *;
 
+.pageContent {
+  width: 100%;
+  max-width: 1000px;
+  margin: 0 auto;
+  padding: 0 $spacing-lg $spacing-2xl;
+
+  @include mobile {
+    padding-left: $spacing-md;
+    padding-right: $spacing-md;
+  }
+}
+
 .settingsCard {
   padding: 0;
   overflow: visible;
diff --git a/src/pages/AuthFilesOAuthExcludedEditPage.tsx b/src/pages/AuthFilesOAuthExcludedEditPage.tsx
index e0f2b0c..1fe8985 100644
--- a/src/pages/AuthFilesOAuthExcludedEditPage.tsx
+++ b/src/pages/AuthFilesOAuthExcludedEditPage.tsx
@@ -301,6 +301,7 @@ export function AuthFilesOAuthExcludedEditPage() {
       onBack={handleBack}
       backLabel={t('common.back')}
       backAriaLabel={t('common.back')}
+      contentClassName={styles.pageContent}
       rightAction={
         <Button size="sm" onClick={handleSave} loading={saving} disabled={!canSave}>
           {t('oauth_excluded.save')}
diff --git a/src/pages/AuthFilesOAuthModelAliasEditPage.module.scss b/src/pages/AuthFilesOAuthModelAliasEditPage.module.scss
index 1f87f43..f6e0757 100644
--- a/src/pages/AuthFilesOAuthModelAliasEditPage.module.scss
+++ b/src/pages/AuthFilesOAuthModelAliasEditPage.module.scss
@@ -1,6 +1,18 @@
 @use '../styles/variables' as *;
 @use '../styles/mixins' as *;
 
+.pageContent {
+  width: 100%;
+  max-width: 1000px;
+  margin: 0 auto;
+  padding: 0 $spacing-lg $spacing-2xl;
+
+  @include mobile {
+    padding-left: $spacing-md;
+    padding-right: $spacing-md;
+  }
+}
+
 .settingsCard {
   padding: 0;
   overflow: visible;
diff --git a/src/pages/AuthFilesOAuthModelAliasEditPage.tsx b/src/pages/AuthFilesOAuthModelAliasEditPage.tsx
index 172dd84..aee8a16 100644
--- a/src/pages/AuthFilesOAuthModelAliasEditPage.tsx
+++ b/src/pages/AuthFilesOAuthModelAliasEditPage.tsx
@@ -347,6 +347,7 @@ export function AuthFilesOAuthModelAliasEditPage() {
       onBack={handleBack}
       backLabel={t('common.back')}
       backAriaLabel={t('common.back')}
+      contentClassName={styles.pageContent}
       rightAction={
         <Button size="sm" onClick={handleSave} loading={saving} disabled={!canSave}>
           {t('oauth_model_alias.save')}