diff --git a/public/css/theme-bthree-dark.css b/public/css/theme-bthree-dark.css
index 2236fc2..87f3f2f 100644
--- a/public/css/theme-bthree-dark.css
+++ b/public/css/theme-bthree-dark.css
@@ -1,5 +1,7 @@
-/* */
-#navbar .right.stackable.menu {
+/* Temporarily hide login and sign up links.
+ * Remove this once projects.blender.org goes public. */
+#navbar .right.stackable.menu a[href^="/user/sign_up"],
+#navbar .right.stackable.menu a[href^="/user/login"] {
   display: none;
 }