layer at (0,0) size 800x600
  RenderView at (0,0) size 800x600
layer at (0,0) size 800x54
  RenderBlock {test} at (0,0) size 800x54
    RenderBlock {p} at (0,16) size 800x22
      RenderButton {button} at (2,2) size 478x18 [color=#000000D8] [bgcolor=#C0C0C0] [border: none (2px outset #C0C0C0) none (2px outset #C0C0C0)]
        RenderBlock (anonymous) at (8,2) size 462x13
          RenderText {#text} at (0,0) size 462x13
            text run at (0,0) width 462: "Activating (e.g. holding the mouse button down on) this button should make it go green."