The border-width property in CSS is used to set the border width of all four sides of an element. The border-width property is the combination of four property
Default Value: medium
Syntax:
border-width: length|thin|medium|thick|initial|inherit
Property Values:
- length: It is used to set the width of the border. It does not take a negative value.
- thin: It is used to set the thin border at the top of the element.
- medium: It is used to set a medium-sized top border. It is the default value.
- thick: It is used to set the thick top border.
- initial: It is used to set the border-top-width to its default value.
- inherit: This property is inherited from its parent.
Example 1: This example set border-width to a single value to all sides.
border-width: val;
- border-top-width: val;
- border-right-width: val;
- border-bottom-width: val;
- border-left-width: val;
HTML
<!DOCTYPE html>
<html>
<head>
<title>
border-width property
</title>
<style>
div {
margin-bottom: 10px;
border-style: solid;
}
</style>
</head>
<body>
<h1 style="color: green">
GeeksforGeeks
</h1>
<p>border-width property: [value]</p>
<div style="border-width: 10px">
This div has a border around it of 10px.
</div>
<div style="border-width: thin">
This div has a thin border.
</div>
<div style="border-width: medium">
This div has a medium border.
</div>
<div style="border-width: thick">
This div has a thick border.
</div>
</body>
</html>
|
Output:
Example 2: This example contains two values of border-width.
border-width: val1 val2;
- border-top-width: val1;
- border-right-width: val2;
- border-bottom-width: val1;
- border-left-width: val2;
HTML
<!DOCTYPE html>
<html>
<head>
<title>
border-width property
</title>
<style>
div {
margin-bottom: 10px;
border-style: solid;
}
</style>
</head>
<body>
<h1 style="color: green">
GeeksforGeeks
</h1>
<p>border-width property: [value] [value]</p>
<div style="border-width: 5px 30px">
This div has a border of 5px on the top and
bottom, and 30px on the left and right.
</div>
<div style="border-width: thin thick">
This div has a thin border on the top and bottom,
and thick border on the left and right.
</div>
</body>
</html>
|
Output:
Example 3: This example sets border-width to three value.
border-width: val1 val2 val3;
- border-top-width: val1;
- border-right-width: val2;
- border-bottom-width: val3;
- border-left-width: val2;
HTML
<!DOCTYPE html>
<html>
<head>
<title>
border-width property
</title>
<style>
div {
margin-bottom: 10px;
border-style: solid;
}
</style>
</head>
<body>
<h1 style="color: green">GeeksforGeeks</h1>
<p>
border-width property: [value] [value] [value]
</p>
<div style="border-width: 5px 30px 15px">
This div has a 5px border on the top, 30px on
the left and right, and 15px on the bottom.
</div>
<div style="border-width: thin thick medium">
This div has a thin border on the top, a thick
border on the left and right, and a medium
border on the bottom.
</div>
</body>
</html>
|
Output:
Example 4: This example contains four value to border-width property.
border-width: val1 val2 val3 val4;
- border-top-width: val1;
- border-right-width: val2;
- border-bottom-width: val3;
- border-left-width: val4;
HTML
<!DOCTYPE html>
<html>
<head>
<title>
border-width property
</title>
<style>
div {
margin-bottom: 10px;
border-style: solid;
}
</style>
</head>
<body>
<h1 style="color: green">
GeeksforGeeks
</h1>
<p>
border-width property:
[value] [value] [value] [value]
</p>
<div style="border-width: 5px 30px 15px 2px">
This div has a border of 5px on the top,
30px on the right, 15px on the bottom,
and 2px on the left.
</div>
<div style="border-width: thin thick medium thin">
This div has a thin border on the top, thick
border on right, medium border on the bottom,
and thin border on the left.
</div>
</body>
</html>
|
Output:
Example 5: This example describes the initial value of border-width property.
HTML
<!DOCTYPE html>
<html>
<head>
<title>
border-width property
</title>
<style>
div {
margin-bottom: 10px;
border-style: solid;
}
</style>
</head>
<body>
<h1 style="color: green">
GeeksforGeeks
</h1>
<p>border-width property: initial</p>
<div style="border-width: initial">
This div has the default border width,
which is the medium border.
</div>
</body>
</html>
|
Output:
Example 6: This example describes the inherit property.
HTML
<!DOCTYPE html>
<html>
<head>
<title>
border-width property
</title>
<style>
div {
margin: 10px;
border-style: solid;
}
</style>
</head>
<body>
<h1 style="color: green">
GeeksforGeeks
</h1>
<p>border-width property: inherit</p>
<div id="parent" style="border-width: thin">
This is the parent div.
<div style="border-width: inherit">
This div inherits the border width
from the parent.
</div>
</div>
</body>
</html>
|
Output:
Supported Browsers: The browser supported by border-width property are listed below:
- Google Chrome 1.0
- Edge 12.0
- Firefox 1.0
- Internet Explorer 4.0
- Apple Safari 1.0
- Opera 3.5
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Last Updated :
19 Jun, 2023
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