CSS
CSS BordersCSS Borders
CSS borders draw lines around HTML elements.
Read Time
5 min readDifficulty
BeginnerLast Updated
Jun 15, 2026Version
v1.0.0Introduction
CSS border properties control the style, width, and color of an element's border. Developers create solid boxes, dashed outlines, or thick dividing lines. A border sits between the padding and the margin.
Syntax
Syntax
Example
Example
Key Points
- The `border-style` property is required to show a border.
- The `border-width` property changes the thickness.
- The `border-color` property sets the line color.
- The `border` shorthand property combines all three.