Update components/grid/virtual-scrolling.md

Co-authored-by: Yordan <60105689+yordan-mitev@users.noreply.github.com>

Author: 2 people

components/grid/virtual-scrolling.md

@@ -27,7 +27,7 @@ You can also use virtual scrolling for the Grid columns. See the [Column Virtual
 
 Set the `Height` parameter to a `string` value. The value can be in:
 
-* `Pixels` (e.g., `px`)
+* Pixels—for example, `Height="480px"`.
 * `Percent` (e.g., `%`) - If you set the `Height` parameter to a percent value, ensure that the wrapper of the Grid has a fixed height set in `px`.
 * `vh` or other relative CSS units (e.g., `vmin`, `vmax`).