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  RenderView at (0,0) size 800x600
layer at (0,0) size 800x52
  RenderBlock {HTML} at (0,0) size 800x52
    RenderBlock (anonymous) at (0,0) size 800x0
      RenderInline {body} at (0,0) size 0x0 [color=#000080]
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          text run at (0,0) width 226: "The entire viewport should be yellow."