Copying CSS styles to new cells doesn't update properties accordingly

[jeffpaul]

Describe the bug
In testing #8, David Chabbi came across the following:

If you copy the css style over to a new cell. It also copies over the VAlign and H Algin properties from the cell but the dropdowns are not updated.
Screenshot. You can see the text is centered both V and H but not on the properties.

Steps to Reproduce

1. Go to '...'
2. Click on '....'
3. Scroll down to '....'
4. See error

Expected behavior

Screenshots

Environment information

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• Site Health Info:

Additional context