Border & OutlineBorder Width

Border Width

Controls the width of the borders of an element.

Widely available

This feature is well established and works across many devices and browser versions.

Chrome
Edge
Firefox
Safari

bw-0border-width: 0px;
bw-1border-width: 1px;
bw-2border-width: 2px;
bw-3border-width: 3px;
bw-4border-width: 4px;
bw-5border-width: 5px;
bw-6border-width: 6px;
bw-7border-width: 7px;
bw-8border-width: 8px;
A
B
C
<div class="d-g g-16 gtc-1 sm:gtc-3">
<div class="ai-c bw-1 bc-indigo bs-s d-f d-16 jc-c c-indigo">A</div>
<div class="ai-c bw-2 bc-indigo bs-s d-f d-16 jc-c c-indigo">B</div>
<div class="ai-c bw-3 bc-indigo bs-s d-f d-16 jc-c c-indigo">C</div>
</div>

Border Top Width

Controls the width of the top border of an element.

Widely available

This feature is well established and works across many devices and browser versions.

Chrome
Edge
Firefox
Safari

btw-0border-top-width: 0px;
btw-1border-top-width: 1px;
btw-2border-top-width: 2px;
btw-3border-top-width: 3px;
btw-4border-top-width: 4px;
btw-5border-top-width: 5px;
btw-6border-top-width: 6px;
btw-7border-top-width: 7px;
btw-8border-top-width: 8px;
A
B
C
<div class="d-g g-16 gtc-1 sm:gtc-3">
<div class="ai-c btw-1 bc-indigo bs-s d-f d-16 jc-c c-indigo">A</div>
<div class="ai-c btw-2 bc-indigo bs-s d-f d-16 jc-c c-indigo">B</div>
<div class="ai-c btw-3 bc-indigo bs-s d-f d-16 jc-c c-indigo">C</div>
</div>

Border Right Width

Controls the width of the right border of an element.

Widely available

This feature is well established and works across many devices and browser versions.

Chrome
Edge
Firefox
Safari

brw-0border-right-width: 0px;
brw-1border-right-width: 1px;
brw-2border-right-width: 2px;
brw-3border-right-width: 3px;
brw-4border-right-width: 4px;
brw-5border-right-width: 5px;
brw-6border-right-width: 6px;
brw-7border-right-width: 7px;
brw-8border-right-width: 8px;
A
B
C
<div class="d-g g-16 gtc-1 sm:gtc-3">
<div class="ai-c brw-1 bc-indigo bs-s d-f d-16 jc-c c-indigo">A</div>
<div class="ai-c brw-2 bc-indigo bs-s d-f d-16 jc-c c-indigo">B</div>
<div class="ai-c brw-3 bc-indigo bs-s d-f d-16 jc-c c-indigo">C</div>
</div>

Border Bottom Width

Controls the width of the bottom border of an element.

Widely available

This feature is well established and works across many devices and browser versions.

Chrome
Edge
Firefox
Safari

bbw-0border-bottom-width: 0px;
bbw-1border-bottom-width: 1px;
bbw-2border-bottom-width: 2px;
bbw-3border-bottom-width: 3px;
bbw-4border-bottom-width: 4px;
bbw-5border-bottom-width: 5px;
bbw-6border-bottom-width: 6px;
bbw-7border-bottom-width: 7px;
bbw-8border-bottom-width: 8px;
A
B
C
<div class="d-g g-16 gtc-1 sm:gtc-3">
<div class="ai-c bbw-1 bc-indigo bs-s d-f d-16 jc-c c-indigo">A</div>
<div class="ai-c bbw-2 bc-indigo bs-s d-f d-16 jc-c c-indigo">B</div>
<div class="ai-c bbw-3 bc-indigo bs-s d-f d-16 jc-c c-indigo">C</div>
</div>

Border Left Width

Controls the width of the left border of an element.

Widely available

This feature is well established and works across many devices and browser versions.

Chrome
Edge
Firefox
Safari

blw-0border-left-width: 0px;
blw-1border-left-width: 1px;
blw-2border-left-width: 2px;
blw-3border-left-width: 3px;
blw-4border-left-width: 4px;
blw-5border-left-width: 5px;
blw-6border-left-width: 6px;
blw-7border-left-width: 7px;
blw-8border-left-width: 8px;
A
B
C
<div class="d-g g-16 gtc-1 sm:gtc-3">
<div class="ai-c blw-1 bc-indigo bs-s d-f d-16 jc-c c-indigo">A</div>
<div class="ai-c blw-2 bc-indigo bs-s d-f d-16 jc-c c-indigo">B</div>
<div class="ai-c blw-3 bc-indigo bs-s d-f d-16 jc-c c-indigo">C</div>
</div>

Using utility variants

Learn how to override existing utilities based on the user's screen size or other factors, such as hover states.

Responsive design

Target different screen sizes by adding breakpoint prefixes. Styles apply from the specified breakpoint and up.

Target specific viewport sizes with breakpoint prefixes

sm:b-[value]
Small≥640px
md:b-[value]
Medium≥768px
lg:b-[value]
Large≥1024px
xxl:b-[value]
Extra Large≥1536px

Hover state variant

Apply styles conditionally when users hover over an element using the h: prefix.

Add the h: prefix to apply styles only when the user hovers over the element.

Syntax:h:b-[value]