diff --git a/settings.php b/settings.php
index c5bf35a..a184c5e 100644
--- a/settings.php
+++ b/settings.php
@@ -10,7 +10,8 @@
                 <select name="theme">
                 <?php
                     
-                    $themes = "<option value=\"dark\">Dark</option>
+                    $themes = "<option value=\"auto\">Auto</option>
+                     <option value=\"dark\">Dark</option>
                     <option value=\"light\">Light</option>
                     <option value=\"nord\">Nord</option>
                     <option value=\"night_owl\">Night Owl</option>
@@ -96,4 +97,4 @@
             ?>
         </div>
 
-<?php require "static/footer.html"; ?>
\ No newline at end of file
+<?php require "static/footer.html"; ?>
diff --git a/static/auto.css b/static/auto.css
new file mode 100644
index 0000000..a2df277
--- /dev/null
+++ b/static/auto.css
@@ -0,0 +1,2 @@
+@import "dark.css" (prefers-color-scheme: dark);
+@import "light.css" (prefers-color-scheme: light);