AccumulatedVisualContext Tree:
  [1] scroll_frame_id=1 (PaintableWithLines(BlockContainer<PRE>#out))
    [2] clip=[10,10 320x270] (PaintableWithLines(BlockContainer<DIV>.level2))
      [3] clip=[21,21 143x248] (PaintableWithLines(BlockContainer(anonymous)))
        [4] transform=[0.9986295,-0.05233596,0.05233596,0.9986295,0,0] origin=(92.5,46) (PaintableWithLines(BlockContainer<DIV>.level3.t1))
        [5] transform=[0.9986295,0.05233596,-0.05233596,0.9986295,0,0] origin=(92.5,91) (PaintableWithLines(BlockContainer<DIV>.level3.t2))
      [6] clip=[176,21 143x248] (PaintableWithLines(BlockContainer(anonymous)))
        [7] transform=[0.95,0,0,0.95,0,0] origin=(247.5,46) (PaintableWithLines(BlockContainer<DIV>.level3.t3))
        [8] transform=[1.05,0,0,1.05,0,0] origin=(247.5,91) (PaintableWithLines(BlockContainer<DIV>.level3.t4))

DisplayList:
SaveLayer@0
  CompositorWheelHitTestTarget@0 target_scroll_frame_index=0 rect=[0,0 800x600]
  CompositorWheelHitTestTarget@1 target_scroll_frame_index=0 rect=[0,0 800x295]
  CompositorWheelHitTestTarget@1 target_scroll_frame_index=0 rect=[8,8 784x274]
  CompositorWheelHitTestTarget@1 target_scroll_frame_index=0 rect=[8,8 324x274]
  FillPath@1 path_bounding_rect=[8,8 324x274]
  CompositorWheelHitTestTarget@2 target_scroll_frame_index=0 rect=[20,20 145x250]
  FillPath@2 path_bounding_rect=[20,20 145x250]
  CompositorWheelHitTestTarget@2 target_scroll_frame_index=0 rect=[175,20 145x250]
  FillPath@2 path_bounding_rect=[175,20 145x250]
  CompositorWheelHitTestTarget@4 target_scroll_frame_index=0 rect=[26,26 133x40]
  FillRect@4 rect=[26,26 133x40] color=rgb(255, 136, 136)
  DrawGlyphRun@4 rect=[26,26 20x18] translation=[26,39.796875] color=rgb(0, 0, 0)
  CompositorWheelHitTestTarget@5 target_scroll_frame_index=0 rect=[26,71 133x40]
  FillRect@5 rect=[26,71 133x40] color=rgb(136, 255, 136)
  DrawGlyphRun@5 rect=[26,71 22x18] translation=[26,84.796875] color=rgb(0, 0, 0)
  CompositorWheelHitTestTarget@7 target_scroll_frame_index=0 rect=[181,26 133x40]
  FillRect@7 rect=[181,26 133x40] color=rgb(136, 136, 255)
  DrawGlyphRun@7 rect=[181,26 22x18] translation=[181,39.796875] color=rgb(0, 0, 0)
  CompositorWheelHitTestTarget@8 target_scroll_frame_index=0 rect=[181,71 133x40]
  FillRect@8 rect=[181,71 133x40] color=rgb(255, 255, 136)
  DrawGlyphRun@8 rect=[181,71 25x18] translation=[181,84.796875] color=rgb(0, 0, 0)
Restore@0

