Editor Device Preview

in the header toolbar of the article editor, there is an icon available to preview your article directly in the editor in different device sizes as default, you see the laptop icon there if you click on the button, a dropdown opens where it is possible to also select "tablet" or "mobile" when clicking one of the buttons, the editor view changes to reflect the select screen size you can continue editing an article as you are used to, changing the selected device only changes the editing view changing this view doesn't have any impact on the published version of the article, it only change the editing view to give you instant feedback of different device views while editing