diff --git a/app/lib/color.php b/app/lib/color.php
deleted file mode 100644
index 3adb2978..00000000
--- a/app/lib/color.php
+++ /dev/null
@@ -1,21 +0,0 @@
-<?php header("Content-Type: text/css; charset=utf-8"); ?>
-
-<?php
-if (!isset($_COOKIE['color'])) {
-    $color = "#d8224c";
-} else {
-    $color = $_COOKIE['color'];
-}
-?>
-
-.card .card-header {
-  border-color: <?php echo $color; ?>;
-  color: #fff;
-  background-color: <?php echo $color; ?>;
-}
-
-.btn-primary {
-  color: <?php echo $color; ?>;
-  border-color: <?php echo $color; ?>;
-  background-color: #fff;
-}