Viewport <#document> at [0,0] [0+0+0 800 0+0+0] [0+0+0 600 0+0+0] [BFC] children: not-inline BlockContainer at [0,0] [0+0+0 800 0+0+0] [0+0+0 32 0+0+0] [BFC] children: not-inline BlockContainer at [0,0] [0+0+0 800 0+0+0] [0+0+0 32 0+0+0] children: not-inline Box at [0,0] flex-container(row) [0+0+0 800 0+0+0] [0+0+0 32 0+0+0] [FFC] children: not-inline BlockContainer <(anonymous)> (not painted) [BFC] children: inline TextNode <#text> (not painted) BlockContainer at [0,0] flex-item [0+0+0 164.9375 0+0+0] [0+0+0 32 0+0+0] [BFC] children: inline frag 0 from Box start: 0, length: 0, rect: [13,1 48.203125x30] baseline: 20.203125 frag 1 from TextNode start: 0, length: 14, rect: [74.203125,8.5 90.734375x14] baseline: 11.203125 " trailing text" Box at [13,1] [0+1+12 48.203125 12+1+0] [0+1+0 30 0+1+0] [GFC] children: not-inline BlockContainer <(anonymous)> at [13,5.5] [0+0+0 48.203125 0+0+0] [0+0+0 21 0+0+0] [BFC] children: inline frag 0 from TextNode start: 0, length: 7, rect: [13,9 48.203125x14] baseline: 11.203125 "Filters" TextNode <#text> (not painted) TextNode <#text> (not painted) BlockContainer <(anonymous)> (not painted) [BFC] children: inline TextNode <#text> (not painted) BlockContainer <(anonymous)> at [0,32] [0+0+0 800 0+0+0] [0+0+0 0 0+0+0] children: inline TextNode <#text> (not painted) ViewportPaintable (Viewport<#document>) [0,0 800x600] PaintableWithLines (BlockContainer) [0,0 800x32] PaintableWithLines (BlockContainer) [0,0 800x32] Paintable (Box

.row) [0,0 800x32] PaintableWithLines (BlockContainer

.item) [0,0 164.9375x32] Paintable (Box.button) [0,0 74.203125x32] PaintableWithLines (BlockContainer(anonymous)) [13,5.5 48.203125x21] PaintableWithLines (BlockContainer(anonymous)) [0,32 800x0] SC for Viewport<#document> [0,0 800x600] (z-index: auto) SC for BlockContainer [0,0 800x32] (z-index: auto)