diff --git a/public/css/themes/auto.css b/public/css/themes/auto.css
new file mode 100644
index 0000000..c1a6bac
--- /dev/null
+++ b/public/css/themes/auto.css
@@ -0,0 +1,2 @@
+@import "nitter.css" (prefers-color-scheme: dark);
+@import "twitter.css" (prefers-color-scheme: light);