CSS | margin-block-start Property
The margin-block-start property is used to define the logical block start margin of element. This property helps to place margin depending on the element’s writing mode, directionality, and text orientation.
Syntax:
margin-block-start: length | auto | initial | inherit;
Property values:
- length: It sets the fixed value defined in px, cm, pt. Negative values as mentioned earlier are allowed. 0px is the default value.
- auto: It is used when it is desired that the browser determines the width of the left margin.
- initial: It is used to set the value of the margin-left property to its default value.
- inherit: It is used when it is desired that the element inherit the margin-left property of its parent as its own.
Below examples illustrate the margin-block-start property in CSS:
Example 1:
HTML
<!DOCTYPE html> < html > < head > < title >CSS | margin-block-start Property</ title > < style > h1 { color: green; } div { background-color: yellow; width: 110px; height: 80px; } .two { margin-block-start: 20px; background-color: purple; } </ style > </ head > < body > < center > < h1 >w3wiki</ h1 > < b >CSS | margin-block-start Property</ b > < br >< br > < div class = "one" >w3wiki</ div > < div class = "two" >GFG</ div > < div class = "three" >w3wiki</ div > </ center > </ body > </ html > |
Output:
Example 2:
HTML
<!DOCTYPE html> < html > < head > < title >CSS | margin-block-start Property</ title > < style > h1 { color: green; } div { background-color: yellow; width: 110px; height: 80px; } .two { margin-block-start: auto; writing-mode: vertical-lr; background-color: purple; } </ style > </ head > < body > < center > < h1 >w3wiki</ h1 > < b >CSS | margin-block-start Property</ b > < br >< br > < div class = "one" >w3wiki</ div > < div class = "two" >GFG</ div > < div class = "three" >w3wiki</ div > </ center > </ body > </ html > |
Output:
Supported Browsers: The browser supported by margin-block-start property are listed below:
- Google Chrome 87+
- Edge 87+
- Firefox 41+
- Opera 73+
- Safari 12.1+