# Position

<p class="description">Use these shorthand utilities for quickly configuring the position of an element.</p>

## z-index

{{"demo": "pages/system/positions/ZIndex.js", "defaultCodeOpen": false, "bg": true}}

```jsx
<Box zIndex="tooltip">
<Box zIndex="modal">
```

## API

```js
import { positions } from '@material-ui/system';
```

| Import name | Prop       | CSS property | Theme key                                                      |
|:----------- |:---------- |:------------ |:-------------------------------------------------------------- |
| `position`  | `position` | `position`   | none                                                           |
| `zIndex`    | `zIndex`   | `z-index`    | [`zIndex`](/customization/default-theme/?expand-path=$.zIndex) |
| `top`       | `top`      | `top`        | none                                                           |
| `right`     | `right`    | `right`      | none                                                           |
| `bottom`    | `bottom`   | `bottom`     | none                                                           |
| `left`      | `left`     | `left`       | none                                                           |