fix: add some missing dark-mode button styles

src/tailwind.css

@@ -233,11 +233,13 @@ thead .fc-day-selected:hover {
   }
 
   .btn-secondary {
-    @apply tw-border tw-border-solid tw-border-transparent tw-transition hocus:tw-bg-gray-100 hocus:tw-border-gray-200;
+    @apply tw-border tw-border-solid tw-border-transparent tw-transition tw-text-inherit hocus:enabled:tw-bg-gray-100 hocus:enabled:tw-border-gray-200;
+    @apply dark:hocus:enabled:tw-bg-neutral-700 dark:hocus:enabled:tw-border-neutral-600;
   }
 
   .btn-danger {
     @apply tw-border-rose-200 tw-bg-rose-100 tw-text-rose-700 hocus:enabled:tw-bg-rose-600 hocus:enabled:tw-border-rose-600 hocus:enabled:tw-text-white;
+    @apply dark:tw-border-rose-950 dark:tw-bg-rose-950/20 dark:tw-text-white dark:hocus:enabled:tw-bg-rose-950 dark:hocus:enabled:tw-border-rose-900;
   }
 
   .btn-primary {