layer at (0,0) size 800x600
  RenderView at (0,0) size 800x600
layer at (0,0) size 800x600
  RenderBlock {HTML} at (0,0) size 800x600
    RenderBody {BODY} at (8,8) size 784x574 [bgcolor=#FFFF00]
      RenderBlock {H1} at (0,0) size 784x38 [color=#FF00007F]
        RenderText {#text} at (0,0) size 389x38
          text run at (0,0) width 389: "This should be red, alpha 0.5"
      RenderBlock {H1} at (0,56) size 784x38 [color=#FF00007F]
        RenderText {#text} at (0,0) size 454x38
          text run at (0,0) width 454: "This should also be red, alpha 0.5"
      RenderBlock {H1} at (0,112) size 784x38 [color=#00FF0000]
        RenderText {#text} at (0,0) size 422x38
          text run at (0,0) width 422: "This should be green, alpha 0.0"
      RenderBlock {H1} at (0,168) size 784x38 [color=#00FF0000]
        RenderText {#text} at (0,0) size 487x38
          text run at (0,0) width 487: "This should also be green, alpha 0.0"
      RenderBlock {H1} at (0,224) size 784x38 [color=#00FF00]
        RenderText {#text} at (0,0) size 422x38
          text run at (0,0) width 422: "This should be green, alpha 1.0"
      RenderBlock {H1} at (0,280) size 784x38 [color=#00FF00]
        RenderText {#text} at (0,0) size 487x38
          text run at (0,0) width 487: "This should also be green, alpha 1.0"
