fixing spacing

app/ui/AddMonthButton.tsx

@@ -9,7 +9,7 @@ export interface AddMonthButtonProps {
 }
 
 export const AddMonthButton:React.FC<AddMonthButtonProps> = ({ yearMonth }) =>
-<div className="card card-compact shadow-s my-1">
+<div className="card card-compact shadow-s mb-4">
     <Link href={`/year-month/${formatYearMonth(yearMonth)}/add`} className='grid self-center tooltip' data-tip="Dodaj novi mjesec">
         <span className='grid self-center'>
             <PlusCircleIcon className="h-[1em] w-[1em] cursor-pointer text-4xl"  />