layer at (0,0) size 800x600
  RenderCanvas at (0,0) size 800x600
layer at (0,0) size 800x164
  RenderBlock {HTML} at (0,0) size 800x164
    RenderBody {BODY} at (8,8) size 784x148
      RenderBlock {P} at (0,0) size 784x34
        RenderText {TEXT} at (0,0) size 755x34
          text run at (0,0) width 147: "You should see a 100"
          text run at (147,0) width 183: "x100 green square below. "
          text run at (330,0) width 261: "If you see any red, the test has failed. "
          text run at (591,0) width 164: "This test is checking for"
          text run at (0,17) width 172: "box-flex-group support."
      RenderFlexibleBox {DIV} at (0,48) size 100x100 [bgcolor=#FF0000]
        RenderFlexibleBox {DIV} at (0,0) size 100x100 [bgcolor=#008000]
        RenderFlexibleBox {DIV} at (100,0) size 0x100