Border Widths

Utilities for controlling an element's border width.

All Sides

Use d-baw{n} to change the border width on your element.

Individual Sides

Use d-b{a|t|r|b|l}w{n} to change the border width of your direction on your element.

Classes

Class
Output
.d-baw0 border-width: var(--dt-size-border-0) !important;
.d-baw1 border-width: var(--dt-size-border-100) !important;
.d-baw2 border-width: var(--dt-size-border-200) !important;
.d-baw4 border-width: var(--dt-size-border-300) !important;
.d-btw0 border-block-start-width: var(--dt-size-border-0) !important;
.d-btw1 border-block-start-width: var(--dt-size-border-100) !important;
.d-btw2 border-block-start-width: var(--dt-size-border-200) !important;
.d-btw4 border-block-start-width: var(--dt-size-border-300) !important;
.d-brw0 border-inline-end-width: var(--dt-size-border-0) !important;
.d-brw1 border-inline-end-width: var(--dt-size-border-100) !important;
.d-brw2 border-inline-end-width: var(--dt-size-border-200) !important;
.d-brw4 border-inline-end-width: var(--dt-size-border-300) !important;
.d-bbw0 border-block-end-width: var(--dt-size-border-0) !important;
.d-bbw1 border-block-end-width: var(--dt-size-border-100) !important;
.d-bbw2 border-block-end-width: var(--dt-size-border-200) !important;
.d-bbw4 border-block-end-width: var(--dt-size-border-300) !important;
.d-blw0 border-inline-start-width: var(--dt-size-border-0) !important;
.d-blw1 border-inline-start-width: var(--dt-size-border-100) !important;
.d-blw2 border-inline-start-width: var(--dt-size-border-200) !important;
.d-blw4 border-inline-start-width: var(--dt-size-border-300) !important;

Border Widths documentation last updated Thursday, June 18, 2026