암호 키 내보내기 페이지 레이아웃 구현

src/lib/components/buttons/TextButton.svelte

@@ -8,7 +8,10 @@
   let { children, onclick }: Props = $props();
 </script>
 
-<button {onclick} class="font-medium text-gray-800 active:rounded-xl active:bg-gray-100">
+<button
+  {onclick}
+  class="text-sm font-medium text-gray-800 underline underline-offset-2 active:rounded-xl active:bg-gray-100"
+>
   <div class="h-full w-full p-1 transition active:scale-95">
     {@render children?.()}
   </div>