CSS border-top (Set/Change Top Border)

The CSS border-top property is used when we need to set the width, style, and color of the top border of an element, at once. For example:

HTML with CSS Code

<!DOCTYPE html>
<html>
<head>
   <style>
      h2 {border-top: 4px solid green;}
      p {border-top: 8px dotted coral;}
      div {border-top: 8px dashed chocolate;}
   </style>
</head>
<body>

   <h2>The border-top Property</h2>
   <p>This is para one.</p>
   <div>This is div one.</div>

</body>
</html>

Output

The border-top Property

This is para one.

This is div one.

The border-top is basically the shorthand of following properties:

Therefore, in the following code:

p {border-top: 8px dotted coral;}

8px is the width, dotted is the style, and coral is the color, of top border.

Note - The default value of:

border-top-width is medium
border-top-style is none
border-top-color is the color of text

CSS border-top Syntax

The syntax of border-top property in CSS, is:

border-top: width style color|initial|inherit;

The third value, may be any of the following three:

color - to apply particular color
initial - applies the default color value
inherit - applies the color of its parent element

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