1 border
top
right
bottom
left
1 border 8px
top
right
bottom
left
2 adj borders
top+right
right+bot
bot+left
left+top
2 adj 2px/8px
t2/r8
r8/b2
b2/l8
l8/t2
2 opp borders
top+bot
left+right
t8/b2
l2/r8
3 borders
no left
no top
no right
no bottom
3 brdrs mixed
t8/r2/b4
r2/b8/l4
b4/l8/t2
l2/t4/r8
4 borders
all 4px
all 1px
all 8px
mixed
4 brdrs colors
orange
teal
purple
multi
radius all same
r4
r8
r12
r20