diff --git a/web/themes/custom/opdavies/tailwind.config.js b/web/themes/custom/opdavies/tailwind.config.js
index 0d630a6..fbec92f 100644
--- a/web/themes/custom/opdavies/tailwind.config.js
+++ b/web/themes/custom/opdavies/tailwind.config.js
@@ -70,6 +70,18 @@ module.exports = {
       }),
       colors,
       fontFamily: {
+        sans: [
+          '-apple-system',
+          'BlinkMacSystemFont',
+          'Segoe UI',
+          'Roboto',
+          'Helvetica',
+          'Arial',
+          'sans-serif',
+          'Apple Color Emoji',
+          'Segoe UI Emoji',
+          'Segoe UI Symbol',
+        ],
         mono: [
           'Operator Mono',
           'Roboto Mono',