Enhance modal components with consistent button sizes and improve calendar styles for better responsiveness and layout

src/views/Modals/Inputs/SelectModal.jsx

@@ -37,10 +37,10 @@ function SelectModal({
       </Select>
 
       <Box display={'flex'} justifyContent={'space-around'} mt={1}>
-        <Button onClick={handleSave} fullWidth sx={{ mr: 1 }}>
+        <Button size='lg' onClick={handleSave} fullWidth sx={{ mr: 1 }}>
           Save
         </Button>
-        <Button onClick={onClose} variant='outlined'>
+        <Button size='lg' onClick={onClose} variant='outlined'>
           Cancel
         </Button>
       </Box>