Fix dialog rounded corners on mobile

The dialog's rounded corners were not displaying correctly on mobile devices, while they were fine on desktop. This commit addresses the issue.

src/index.css

@@ -154,6 +154,20 @@
     #root {
       @apply p-0;
     }
+    
+    /* 모바일에서 팝업과 다이얼로그 스타일 보정 */
+    [role="dialog"] {
+      @apply rounded-xl overflow-hidden;
+    }
+    
+    /* 다이얼로그 내용에 적용되는 스타일 */
+    .DialogContent, 
+    .PopoverContent, 
+    .AlertDialogContent, 
+    .DrawerContent, 
+    .SheetContent {
+      @apply rounded-xl overflow-hidden;
+    }
   }
 }