Border Width

Set the width for element borders.

Widely available

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

Chrome

Edge

Firefox

Safari

Usage

<div class="d-g g-16 gtc-1 sm:gtc-3">
  <div class="d-f ai-c jc-c w-16 h-16 bc-indigo c-indigo bw-1 bs-s">A</div>
  <div class="d-f ai-c jc-c w-16 h-16 bc-indigo c-indigo bw-2 bs-s">B</div>
  <div class="d-f ai-c jc-c w-16 h-16 bc-indigo c-indigo bw-3 bs-s">C</div>
</div>

Responsiveness

Use breakpoint prefixes to target different screen sizes. Styles apply from the breakpoint & up.

Target viewport sizes with breakpoint prefixes.

sm:bw-*

Small≥640px

md:bw-*

Medium≥768px

lg:bw-*

Large≥1024px

xxl:bw-*

Extra Large≥1536px

Hover State

Apply styles conditionally on hover using the h: prefix.

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

Syntax:h:bw-*

Negative Values

Use negative variants to apply negative border width values.

Use the -- syntax to apply negative numeric values.