Docs: Tweak phrasing of description of $enable-gradients

[ci skip]

docs/getting-started/options.md

@@ -16,6 +16,6 @@ You can find and customize these variables in our `_variables.scss` file.
 | `$enable-flex`              | `true` or `false` (default)        | Swaps `float` and `display: table` styles for `display: flex`.          |
 | `$enable-rounded`           | `true` (default) or `false`        | Enables predefined `border-radius` styles on various components.        |
 | `$enable-shadows`           | `true` or `false` (default)        | Enables predefined `box-shadow` styles on various components.           |
-| `$enable-gradients`         | `true` or `false` (default)        | Enables predefined gradients via `background-image` on various components. |
+| `$enable-gradients`         | `true` or `false` (default)        | Enables predefined gradients via `background-image` styles on various components. |
 | `$enable-transitions`       | `true` (default) or `false`        | Enables predefined `transition`s on various components.                 |
 | `$enable-hover-media-query` | `true` or `false` (default)        | ...                                                                     |