Add Alt Button

src/styles/button.css

@@ -53,6 +53,10 @@
     @apply bg-gray-800 text-white;
 }
 
+.btn-neutral {
+    @apply bg-neutral-800 text-white;
+}
+
 .btn-text {
     @apply bg-transparent underline text-white;
     @apply hover:bg-transparent hover:outline hover:outline-1;