```jsx
const box = {height: '40px', borderRadius: '4px'};
<>
<Grid columns="repeat(4, 1fr)" gap="20px" className="mb-5">
  <div style={box} className="bg-gray-200" />
  <div style={box} className="bg-gray-200" />
  <div style={box} className="bg-gray-200" />
  <div style={box} className="bg-gray-200" />
</Grid>
<Grid columns="repeat(3, 1fr)" gap="20px" className="mb-5">
  <div style={box} className="bg-gray-200" />
  <div style={box} className="bg-gray-200" />
  <div style={box} className="bg-gray-200" />
</Grid>
<Grid columns="repeat(2, 1fr)" gap="20px">
  <div style={box} className="bg-gray-200" />
  <div style={box} className="bg-gray-200" />
</Grid>
</>
```
