HTML DOM Style borderBottom Property

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# Style borderBottom Property

Style Object

## Definition and Usage

The borderBottom property sets or returns up to three separate border-bottom properties, in a shorthand form.

With this property, you can set/return:

- border-bottom-width
- border-bottom-style
- border-bottom-color

## Syntax

Set the borderBottom property:

Object.style.borderBottom="width style color"

Return the borderBottom property:

Object.style.borderBottom

Tip: There is no default value for the borderBottom property.

Parameter | Description
--- | ---
width | Sets the width of the bottom border
style | Sets the style of the bottom border
color | Sets the color of the bottom border

## Browser Support

The borderBottom property is supported in all major browsers.

## Example

Change the width, style, and color of the left border:

<html>
<head>
<style type="text/css">
#ex1
{
border: thin dotted #FF0000;
}
</style>
<script>
function displayResult()
{
document.getElementById("ex1").style.borderBottom="thick solid #0000FF";
}
</script>
</head>
<body>
<div id="ex1">This is some text.</div>
<br>
<button type="button" onclick="displayResult()">Change bottom border</button>
</body>
</html>
Try it yourself »

Style Object

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