Increase bottom margin of section

Increase the bottom margin of the recent transactions section from 30px to 50px.

src/components/RecentTransactionsSection.tsx

@@ -1,4 +1,3 @@
-
 import React from 'react';
 import { Transaction } from '@/contexts/budget/types';
 import TransactionEditDialog from './TransactionEditDialog';
@@ -40,7 +39,7 @@ const RecentTransactionsSection: React.FC<RecentTransactionsSectionProps> = ({
   };
 
   return (
-    <div className="mt-4 mb-[30px]">
+    <div className="mt-4 mb-[50px]">
       <div className="flex justify-between items-center mb-2">
         <h2 className="text-lg font-semibold">최근 지출</h2>
         <Link to="/transactions" className="text-sm text-neuro-income flex items-center">