The '''border-top ''' is a shorthand property for setting the width, style and color of top border of a box. This property can be used to set the values for one or more of: [[CSS_GUIDE_BORDER-TOP-WIDTH | border-top-width]], [[CSS_GUIDE_BORDER-TOP-STYLE | border-top-style]], and [[CSS_GUIDE_BORDER-TOP-COLOR | border-top-color]]. Omitted values are set to their initial values.

* Computed value: see individual properties