CSS inset-block-start Property
Last Updated :
14 Jan, 2024
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.Â
Syntax
inset-block-start: length|percentage|auto|inherit|initial|unset;
Property Values
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:Â Below example illustrate the inset-block-start property in CSS.
HTML
<!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:
 Example 2: Below is another example that illustrate the inset-block-start property in CSS.
HTML
<!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:
 Supported Browsers
The browsers supported by inset-block-start property are listed below:
- Firefox 63
- Google Chrome 87
- Edge 87
- Opera 73
- Safari 14.1
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