Source: dist/css/acc_uc.css, line 12198
8.2.4 Width
Manipulation of borders with these classes either all border or with single borders
Example s
br_0
all border with no border
br_0 border
br_1
all borders with 1px
br_1 border
br_2
all borders with .125rem
br_2 border
br_3
all borders with .25rem
br_3 border
br_4
all borders with .5rem
br_4 border
br_5
all borders with rem
br_5 border
br-l_0.br_1
left border with no border
br-l_0 br_1 border
br-l_1.br_1
left borders with 1px
br-l_1 br_1 border
br-l_2.br_1
left borders with .125rem
br-l_2 br_1 border
br-l_3.br_1
left borders with .25rem
br-l_3 br_1 border
br-l_4.br_1
left borders with .5rem
br-l_4 br_1 border
br-l_5.br_1
left borders with rem
br-l_5 br_1 border
<div class="[modifier class] p_3 br_solid br_black c_black">[modifier class] border</div>