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 [8,8] [8+0+0 784 0+0+8] [8+0+0 16 0+0+8] children: not-inline Box at [8,8] [0+0+0 784 0+0+0] [0+0+0 16 0+0+0] [GFC] children: not-inline BlockContainer <(anonymous)> (not painted) [BFC] children: inline TextNode <#text> (not painted) BlockContainer at [8,8] [0+0+0 98 0+0+0] [0+0+0 16 0+0+0] [BFC] children: inline frag 0 from TextNode start: 0, length: 11, rect: [8,8 93.765625x16] baseline: 12.796875 "min-content" TextNode <#text> (not painted) BlockContainer <(anonymous)> (not painted) [BFC] children: inline TextNode <#text> (not painted) BlockContainer at [204,8] [0+0+0 98.640625 0+0+0] [0+0+0 16 0+0+0] [BFC] children: inline frag 0 from TextNode start: 0, length: 11, rect: [204,8 98.640625x16] baseline: 12.796875 "max-content" TextNode <#text> (not painted) BlockContainer <(anonymous)> (not painted) [BFC] children: inline TextNode <#text> (not painted) BlockContainer at [302.640625,8] [0+0+0 489.359375 0+0+0] [0+0+0 16 0+0+0] [BFC] children: inline frag 0 from TextNode start: 0, length: 3, rect: [302.640625,8 21.609375x16] baseline: 12.796875 "1fr" TextNode <#text> (not painted) BlockContainer <(anonymous)> (not painted) [BFC] children: inline TextNode <#text> (not painted) ViewportPaintable (Viewport<#document>) [0,0 800x600] PaintableWithLines (BlockContainer) [0,0 800x32] PaintableWithLines (BlockContainer) [8,8 784x16] Paintable (Box

.grid-container) [8,8 784x16] PaintableWithLines (BlockContainer

.grid-item) [8,8 98x16] PaintableWithLines (BlockContainer

.grid-item) [204,8 98.640625x16] PaintableWithLines (BlockContainer

.grid-item) [302.640625,8 489.359375x16] SC for Viewport<#document> [0,0 800x600] (z-index: auto) SC for BlockContainer [0,0 800x32] (z-index: auto)