diff --git a/quartz/util/theme.ts b/quartz/util/theme.ts
index 970756c..cbe9b8b 100644
--- a/quartz/util/theme.ts
+++ b/quartz/util/theme.ts
@@ -22,10 +22,12 @@ export interface Theme {
   }
 }
 
-; const DEFAULT_SANS_SERIF =
-  '-apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif'
-const DEFAULT_MONO = "ui-monospace, SFMono-Regular, SF Mono, Menlo, monospace"
+// const DEFAULT_SANS_SERIF =  '-apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif'
+//const DEFAULT_MONO = "ui-monospace, SFMono-Regular, SF Mono, Menlo, monospace"
 
+const DEFAULT_SANS_SERIF = '"Helvetica Neue", "BIZ UDPGothic", "Helvetica", "Noto Sans", "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Arial", "Yu Gothic", "Meiryo", sans-serif'
+const DEFAULT_MONO = '"Inconsolata", "Noto Mono", monospace'
+const DEFAULT_SERIF = '"Times New Roman", "BIZ UDPMincho", "Noto Serif", "YuMincho", "Hiragino Mincho ProN", "Yu Mincho", "MS PMincho", serif'
 export function googleFontHref(theme: Theme) {
   const { code, header, body } = theme.typography
   return `https://fonts.googleapis.com/css2?family=${code}&family=${header}:wght@400;700&family=${body}:ital,wght@0,400;0,600;1,400;1,600&display=swap`
@@ -45,9 +47,9 @@ ${stylesheet.join("\n\n")}
   --tertiary: ${theme.colors.lightMode.tertiary};
   --highlight: ${theme.colors.lightMode.highlight};
 
-  --headerFont: "${theme.typography.header}", ${DEFAULT_SANS_SERIF};
-  --bodyFont: "${theme.typography.body}", ${DEFAULT_SANS_SERIF};
-  --codeFont: "${theme.typography.code}", ${DEFAULT_MONO};
+  --headerFont: ${DEFAULT_SANS_SERIF};
+  --bodyFont:  ${DEFAULT_SERIF};
+  --codeFont: ${DEFAULT_MONO};
 }
 
 :root[saved-theme="dark"] {