HTML | DOM Style marginTop Property
The Style marginTop property in HTML DOM is used to set or return the top margin of an element.
Syntax:
- It returns the marginTop property.
object.style.marginTop
- It is used to set the marginTop property.
object.style.marginTop = "length|percentage|auto|initial| inherit"
Return Values: It returns a string value that represents the top margin of an element
Property Values:
- length: It is used to specify the margin in fixed units. Its default value is 0.
Example:
<!DOCTYPE html>
<
html
>
<
head
>
<
title
>
DOM Style marginTop Property
</
title
>
</
head
>
<
body
>
<
h1
style
=
"color: green"
>
GeeksforGeeks
</
h1
>
<
b
>DOM Style marginTop Property</
b
>
<
div
class
=
"container"
>
<
div
class
=
"div1"
>Line One</
div
>
<
div
class
=
"div2"
>Line Two</
div
>
<
button
onclick
=
"setMargin()"
>
Change marginTop
</
button
>
</
div
>
<!-- Script to set top margin -->
<
script
>
function setMargin() {
elem = document.querySelector('.div1');
elem.style.marginTop = '50px';
}
</
script
>
</
body
>
</
html
>
Output:
- Before clicking the button:
After clicking the button:
- Before clicking the button:
- percentage: It is used to specify the amount of margin as a percentage relative to the width of the containing element.
Example:
<!DOCTYPE html>
<
html
>
<
head
>
<
title
>
DOM Style marginTop Property
</
title
>
</
head
>
<
body
>
<
h1
style
=
"color: green"
>
GeeksforGeeks
</
h1
>
<
b
>DOM Style marginTop Property</
b
>
<
div
class
=
"container"
>
<
div
class
=
"div1"
>Line One</
div
>
<
div
class
=
"div2"
>Line Two</
div
>
<
button
onclick
=
"setMargin()"
>
Change marginTop
</
button
>
</
div
>
<!-- Script to set top margin -->
<
script
>
function setMargin() {
elem = document.querySelector('.div1');
elem.style.marginTop = '20%';
}
</
script
>
</
body
>
</
html
>
Output:
- Before clicking the button:
- After clicking the button:
- Before clicking the button:
- auto: If the value is set to ‘auto’, then the browser automatically calculates a suitable value for the margin size.
Example:
<!DOCTYPE html>
<
html
>
<
head
>
<
title
>
DOM Style marginTop Property
</
title
>
</
head
>
<
body
>
<
h1
style
=
"color: green"
>
GeeksforGeeks
</
h1
>
<
b
>DOM Style marginTop Property</
b
>
<
div
class
=
"container"
>
<
div
class
=
"div1"
style
=
"margin-top: 50px;"
>
Line One
</
div
>
<
div
class
=
"div2"
>
Line Two
</
div
>
<
button
onclick
=
"setMargin()"
>
Change marginTop
</
button
>
</
div
>
<!-- Script to set top margin -->
<
script
>
function setMargin() {
elem = document.querySelector('.div1');
elem.style.marginTop = 'auto';
}
</
script
>
</
body
>
</
html
>
Output:
- Before clicking the button:
After clicking the button:
- Before clicking the button:
- initial: It is used to set the property to its default value.
Example:
<!DOCTYPE html>
<
html
>
<
head
>
<
title
>
DOM Style marginTop Property
</
title
>
</
head
>
<
body
>
<
h1
style
=
"color: green"
>
GeeksforGeeks
</
h1
>
<
b
>DOM Style marginTop Property</
b
>
<
div
class
=
"container"
>
<
div
class
=
"div1"
style
=
"margin-top: 50px;"
>
Line One
</
div
>
<
div
class
=
"div2"
>
Line Two
</
div
>
<
button
onclick
=
"setMargin()"
>
Change marginTop
</
button
>
</
div
>
<!-- Script to set top margin -->
<
script
>
function setMargin() {
elem = document.querySelector('.div1');
elem.style.marginTop = 'initial';
}
</
script
>
</
body
>
</
html
>
Output:
- Before clicking the button:
- After clicking the button:
- Before clicking the button:
- inherit: It is used to inherit the value from its parent element.
Example:
<!DOCTYPE html>
<
html
>
<
head
>
<
title
>
DOM Style marginTop Property
</
title
>
</
head
>
<
body
>
<
h1
style
=
"color: green"
>
GeeksforGeeks
</
h1
>
<
b
>DOM Style marginTop Property</
b
>
<
div
class
=
"container"
>
<
div
class
=
"div1"
style
=
"margin-top: 50px;"
>
Line One
</
div
>
<
div
class
=
"div2"
>
Line Two
</
div
>
<
button
onclick
=
"setMargin()"
>
Change marginTop
</
button
>
</
div
>
<!-- Script to set top margin -->
<
script
>
function setMargin() {
elem = document.querySelector('.div1');
elem.style.marginTop = 'inherit';
}
</
script
>
</
body
>
</
html
>
Output:
- Before clicking the button:
- After clicking the button:
Supported Browsers: The browser supported by DOM Style marginTop property are listed below:
- Google Chrome
- Internet Explorer
- Firefox
- Opera
- Safari