The border properties of CSS are used to create borders on elements. If you want to use images as borders, then see: BlueBoden's BorderTechnique with Images

Its recommended that you use the short-hand properties whenever possible. Using the short-hand properties, can help reduce the file-size of your External CSS StyleSheets, and can make it faster to type in the declarations.

Short-hand Border properties

Note. It is recommended to use these.

1. border
2. border-top
3. border-right
4. border-bottom
5. border-left

Note. Theres also an article called Creating Borders covering basic usage of the short-hand properties.

Border-width properties

1. border-width
2. border-top-width
3. border-right-width
4. border-bottom-width
5. border-left-width

Border-color properties

1. border-color
2. border-top-color
3. border-right-color
4. border-bottom-color
5. border-left-color

Border-style properties

1. border-style
2. border-top-style
3. border-right-style
4. border-bottom-style
5. border-left-style

Border-radius properties

1. border-radius