border-block-end

A shorthand for setting the width, style, and color of the 'end' side border in the block dimension. It's the logical equivalent of styling a bottom border.

It is documented as part of the CSS Logical Properties and Values specification.

/* Usage Example */
section {
  /* Logical equivalent of border-bottom */
  border-block-end: 1px solid #e2e8f0;
}

/* Syntax */
border-block-end: border-top-width;
border-block-end: border-top-style;

/* Global values */
border-block-end: inherit;
border-block-end: initial;
border-block-end: revert;
border-block-end: revert-layer;
border-block-end: unset;
Widely available Since 2021 95% global usage

This feature is well established and works across many devices and browser versions. It has been available across browsers since 2021.

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