Description

When theme.json adds padding to the body (spacing.padding), the padding is visible in the style variation preview in the global styles sidebar.

Step-by-step reproduction instructions

1. Activate Twenty Twenty-Three
2. In theme.json, add padding to the body (see example below)
3. Open the Site Editor and the styles sidebar

Screenshots, screen recording, code snippet

100px top padding:

		"spacing": {
			"blockGap": "1.5rem",
			"padding": {
				"top": "100px",
				"right": "var(--wp--preset--spacing--30)",
				"bottom": "0px",
				"left": "var(--wp--preset--spacing--30)"
			}
		},

And on browse styles:

Environment info

WordPress 6.0.1
Gutenberg trunk

Please confirm that you have searched existing issues in the repo.

Yes

Please confirm that you have tested with all plugins deactivated except Gutenberg.

Yes