Border utilities

You can add solid borders to an element using following classes. You're able to change the border color using border color utility classes.

The classes follows b{side}-{size} format, where {size} is one of 0, 1, 2, or 3 values. Also, {side} is one of:

  • t: Border top
  • b: Border bottom
  • l: Border left
  • r: Border right
  • x: Border left and right
  • y: Border top and bottom
  • null: All sides

Following table demonstrates available classes for 1px border.

Class name Description
.bt-1 border-top: 1px solid ...
.bb-1 border-bottom: 1px solid ...
.bl-1 border-left: 1px solid ...
.br-1 border-right: 1px solid ...
.bx-1 border-left: 1px solid ...
border-right: 1px solid ...
.by-1 border-top: 1px solid ...
border-bottom: 1px solid ...
.b-1 border: 1px solid ...








<div class="b-1 h-30px"></div><br>
<div class="bx-2 h-30px"></div><br>
<div class="by-3 h-30px"></div><br>
<div class="bl-3 border-primary h-30px"></div><br>
<div class="br-2 border-purple h-30px"></div><br>
<div class="bt-1 border-danger h-30px"></div><br>
<div class="bb-1 border-info h-30px"></div><br>