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2 RenderCanvas at (0,0) size 800x585
3 layer at (0,0) size 812x585
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5 RenderBody {BODY} at (64,64) size 748x457 [border: (50px solid #FF0000)]
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9 text run at (0,10) width 54: "Hello"
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21 upstream: position 0 of child 2 {TEXT} of root {BODY}
22 downstream: position 1 of child 2 {TEXT} of root {BODY}
23 end: position 0 of child 4 {TEXT} of root {BODY}
24 upstream: position 0 of child 4 {TEXT} of root {BODY}
25 downstream: position 0 of child 5 {BR} of root {BODY}