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2 RenderView at (0,0) size 800x600
3 layer at (0,0) size 800x216
4 RenderBlock {HTML} at (0,0) size 800x216
5 RenderBody {BODY} at (8,16) size 784x192
6 RenderBlock {P} at (0,0) size 784x20
7 RenderText {#text} at (0,0) size 378x19
8 text run at (0,0) width 378: "The square below should be exactly 50 pixels high on the ruler."
9 RenderBlock {DIV} at (0,36) size 784x156
10 RenderImage {IMG} at (45,0) size 50x50