diff --git a/_quarto.yml b/_quarto.yml
index 2ff265d..5028930 100644
--- a/_quarto.yml
+++ b/_quarto.yml
@@ -19,7 +19,8 @@ website:
 
 format:
   html:
-    theme: cosmo
+    theme: lux
+    mainfont: DM-sans
     css: styles.css
     toc: true