Viewport <#document> at (0,0) content-size 800x600 children: not-inline BlockContainer at (0,0) content-size 800x58.9375 [BFC] children: not-inline BlockContainer at (8,8) content-size 784x42.9375 children: not-inline BlockContainer at (13,10) content-size 190x17.46875 children: not-inline BlockContainer <(anonymous)> at (13,10) content-size 190x17.46875 flex-container(column) [FFC] children: not-inline BlockContainer <(anonymous)> at (13,10) content-size 190x17.46875 flex-item [BFC] children: inline line 0 width: 94.921875, height: 17.46875, bottom: 17.46875, baseline: 13.53125 frag 0 from TextNode start: 0, length: 11, rect: [61,10 94.921875x17.46875] "200px width" TextNode <#text> BlockContainer at (13,31.46875) content-size 324.671875x17.46875 children: not-inline BlockContainer <(anonymous)> at (13,31.46875) content-size 324.671875x17.46875 flex-container(column) [FFC] children: not-inline BlockContainer <(anonymous)> at (13,31.46875) content-size 324.671875x17.46875 flex-item [BFC] children: inline line 0 width: 324.671875, height: 17.46875, bottom: 17.46875, baseline: 13.53125 frag 0 from TextNode start: 0, length: 39, rect: [13,31.46875 324.671875x17.46875] "auto width should behave as fit-content" TextNode <#text> ViewportPaintable (Viewport<#document>) [0,0 800x600] PaintableWithLines (BlockContainer) [0,0 800x58.9375] PaintableWithLines (BlockContainer) [8,8 784x42.9375] PaintableWithLines (BlockContainer