The inset-block-start property is used to define logical block start offset, not for the inline offset or logical block. This property can apply to any writing-mode property.
Syntax
inset-block-start: length|percentage|auto|inherit|initial|unset;Property Values
Values |
Descriptions |
|---|---|
|
length |
It sets a fixed value defined in px, cm, pt, etc. Negative values are allowed. Its default value is 0px. |
|
percentage(%) |
It is the same as length but the size is set in terms of percentage of the window size. |
|
auto |
It is used when it is desired that the browser determines the block-size. |
|
initial |
It is used to set the value of the inset-block-start property to its default value. |
|
inherit |
It is used when it is desired that the element inherits the inset-block-start property of its parent as its own. |
|
unset |
It is used unset the default inset-block-start. |
Example 1: Below example illustrate the inset-block-start property in CSS.
<!DOCTYPE html><html>
<head>
<title>CSS | inset-block-start Property</title>
<style>
h1 {
color: green;
}
div {
background-color: green;
width: 200px;
height: 20px;
}
.one {
position: relative;
inset-block-start: 10px;
background-color: cyan;
}
</style>
</head>
<body>
<h1>Geeksforgeeks</h1>
<b>CSS | inset-block-start Property</b>
<br><br>
<div>
<p class="one">
A Computer Science Portal for Geeks
</p>
</div>
</body>
</html>
|
Output:
<!DOCTYPE html><html>
<head>
<title>CSS | inset-block-start Property</title>
<style>
h1 {
color: green;
}
div {
background-color: green;
width: 200px;
height: 120px;
}
.one {
writing-mode: vertical-rl;
position: relative;
inset-block-start: 50px;
background-color: cyan;
}
</style>
</head>
<body>
<h1>Geeksforgeeks</h1>
<b>CSS | inset-block-start Property</b>
<br><br>
<div>
<p class="one">
A Computer Science Portal for Geeks
</p>
</div>
</body>
</html>
|
Output:
The browsers supported by inset-block-start property are listed below:
- Firefox 63
- Google Chrome 87
- Edge 87
- Opera 73
- Safari 14.1