### The toolbar should support a vertical offset from the top of the web page [#60](https://github.com/ckeditor/ckeditor5-editor-classic/issues/60) ## Focus then scroll 1. Focus the editor. 2. Scroll the web page until the toolbar reaches the green box boundaries. **Expected:** 1. The toolbar should stick to the green box instead of the viewport edge, respecting `toolbar.viewportTopOffset` configuration. 2. At some point, the toolbar should disappear below the green box, leaving some space for the last paragraph of the content to remain visible. ## Scroll then focus 1. Scroll the web page until the toolbar is underneath the green box. 2. Focus the editor. **Expected:** 1. The toolbar should stick to the lower boundary of the green box.