Fix theming

Author: chvp

app/assets/stylesheets/application.bulma.scss

@@ -1,6 +1,10 @@
 @charset "utf-8";
-$orange: #FF7F00;
-$primary: $orange;
 @import 'bulma/bulma';
 $mdi-font-path: "fonts";
 @import '@mdi/font/scss/materialdesignicons';
+
+:root {
+    --bulma-primary-h: 30deg;
+    --bulma-primary-s: 100%;
+    --bulma-primary-l: 50%;
+}