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Verify default overflow rules for the outermost <svg> element in non-standalone documents.
- You should see a 400x400 green rectangle, not covering the whole screen size.
+ The green rectangle should cover the entire screen, since no clipping is done for overflow:visible.
Spec reference:
When an outermost 'svg' element is embedded inline within a parent XML grammar which uses CSS layout [CSS2-LAYOUT]