Categories, tags, merchants, and menus improvements (#1135)

app/assets/stylesheets/application.tailwind.css

@@ -94,6 +94,14 @@
   .tooltip {
     @apply hidden absolute;
   }
+
+  .btn {
+    @apply px-3 py-2 rounded-lg;
+  }
+
+  .btn--primary {
+    @apply bg-gray-900 text-white hover:bg-gray-700;
+  }
 }
 
 /* Small, single purpose classes that should take precedence over other styles */
@@ -110,4 +118,4 @@
   .scrollbar::-webkit-scrollbar-thumb:hover {
     background: #a6a6a6;
   }
-}
+}