Hide spinner buttons on firefox

Author: phamfoo

packages/site/styles/global.css

@@ -2,8 +2,12 @@
 @tailwind components;
 @tailwind utilities;
 
-input[type=number]::-webkit-inner-spin-button, 
-input[type=number]::-webkit-outer-spin-button { 
-  -webkit-appearance: none; 
-  margin: 0; 
+input[type='number']::-webkit-inner-spin-button,
+input[type='number']::-webkit-outer-spin-button {
+  -webkit-appearance: none;
+  margin: 0;
+}
+
+input[type='number'] {
+  -moz-appearance: textfield;
 }