border-top-color
Sets the color of the physical top border. Often used to create distinct top-bar accents on cards or containers.
It is documented as part of the CSS Backgrounds and Borders specification.
Syntax
/* Usage Example */
.card-header {
/* Adds a blue accent to the top edge */
border-top-color: #3b82f6;
border-top-style: solid;
border-top-width: 5px;
}
/* Global values */
border-top-color: inherit;
border-top-color: initial;
border-top-color: revert;
border-top-color: revert-layer;
border-top-color: unset;border-top-color Browser support
Widely available
Since
2015 96% global usage
This feature is well established and works across many devices and browser versions. It has been available across browsers since 2015.
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