diff --git a/templates/default.html b/templates/default.html
index 7fa9cd4..04fa0ef 100644
--- a/templates/default.html
+++ b/templates/default.html
@@ -95,6 +95,11 @@
 <script src="https://cdn.jsdelivr.net/npm/@popperjs/core@2.11.8/dist/umd/popper.min.js" integrity="sha384-I7E8VVD/ismYTF4hNIPjVp/Zjvgyol6VFvRkX/vR+Vc4jQkC+hVqc2pM8ODewa9r" crossorigin="anonymous"></script>
 <script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.6/dist/js/bootstrap.min.js" integrity="sha384-RuyvpeZCxMJCqVUGFI0Do1mQrods/hhxYlcVfGPOfQtPJh0JCw12tUAZ/Mv10S7D" crossorigin="anonymous"></script>
 <script defer>
+    const saved_color_theme = localStorage.getItem('saved_color_theme');
+    if (saved_color_theme) {
+      document.documentElement.setAttribute('data-bs-theme', saved_color_theme);
+    }
+
     document.getElementById("categories_toggle").onclick = function() {
       categories_menu_item = document.getElementById("categories_menu");
       if (categories_menu_item.style.display == "none") {
@@ -106,8 +111,10 @@
     };
     document.getElementById("dark_theme_toggle").onclick = function() {
       html = document.documentElement;
-      html_color_theme = html.getAttribute('data-bs-theme');
-      html.setAttribute('data-bs-theme', html_color_theme === 'dark' ? 'light' : 'dark')
+      current_color_theme = html.getAttribute('data-bs-theme');
+      new_color_theme = current_color_theme === 'dark' ? 'light' : 'dark';
+      html.setAttribute('data-bs-theme', new_color_theme);
+      localStorage.setItem('saved_color_theme', new_color_theme);
     }
   </script>
 </body>