diff --git a/src/config.ts b/src/config.ts
index 4ed52a9..960f3ee 100644
--- a/src/config.ts
+++ b/src/config.ts
@@ -45,7 +45,7 @@ export const themeConfig: ThemeConfig = {
     // Not fill in the default locale code again
     moreLocale: ['zh-tw', 'ja', 'en', 'es', 'ru'], // ['zh', 'zh-tw', 'ja', 'en', 'es', 'ru']
     // Font styles for post content
-    fontStyle: 'sans', // sans, serif
+    fontStyle: 'serif', // sans, serif
     // Space between title and subtitle
     titleSpace: 3, // 1, 2, 3
   },
diff --git a/uno.config.ts b/uno.config.ts
index 3fdbe64..5f8742e 100644
--- a/uno.config.ts
+++ b/uno.config.ts
@@ -33,7 +33,7 @@ export default defineConfig({
     },
   },
   shortcuts: {
-    'uno-custom-underline': 'underline mx-0.3em decoration-secondary/35 font-medium underline-0.075em underline-offset-0.2em hover:(c-primary decoration-primary/50 transition underline-0.1em)',
+    'uno-custom-underline': 'underline mx-0.3em decoration-secondary/35 font-medium underline-0.075em underline-offset-0.2em hover:(c-primary decoration-primary/70 transition)',
   },
   rules: [
     ['scrollbar-hidden', {