diff --git a/astro.config.mjs b/astro.config.mjs
index 12b6d7d..63ef084 100644
--- a/astro.config.mjs
+++ b/astro.config.mjs
@@ -2,9 +2,11 @@ import { defineConfig } from 'astro/config';
 
 export default defineConfig({
   // Relative asset URLs, so the site works wherever it is hosted, e.g. https://berlin.ccc.de/kik/
-  build: { format: 'file', assetsPrefix: '.' },
+  build: { format: 'file', assetsPrefix: '.', inlineStylesheets: 'never' },
   compressHTML: false,
   vite: {
+    // The pages' styles, which Astro bundles while building the pages
+    build: { rolldownOptions: { output: { assetFileNames: 'styles.css' } } },
     environments: {
       client: {
         build: {