uniform 1px lines share one border
name count
alpha 1
beta 2
wider border wins the shared line
name count
alpha 1
beta 2
hidden clears the line
left right
alpha 1
a row border reaches its cells
alpha 1
beta 2
table border collapses onto the edge cells
spans both columns tall
left right
a wider column line takes the corner
alpha 1
beta 2
equal widths rank by style
dotted dashed
solid double
equal widths rank cell over row over table
cell wins row wins
alpha 1
a rowspan reads the row it borders
tall alpha
beta
gamma 2
a hidden row border clears the whole line
alpha 1
beta 2
separate keeps border-spacing
alpha 1
beta 2