HTML - DOM Style Object marginTop Property

Quiz

HTML DOM Style Object marginTop property sets or returns the top margin of an element.

Syntax

Set the marginTop property:

object.style.marginTop= "percent | length | auto | initial | inherit";

Get the marginTop property:

object.style.marginTop;

Property Values

Value	Description
percent	It specifies top margin in percentage of the width of the parent element.
length	It specifies top margin in length units.
auto	It lets browser to set top margin value.
initial	It is used to set this property to it's default value.
inherit	It is used to inherit the property of it's parent element.

Return value

It returns a string value which represents top margin of an element.

Examples of HTML DOM Style Object 'marginTop' Property

The following examples sets and gets the top margin of div element.

Set the top Margin Property

The following example sets the top margin using length value and percentage.

<!DOCTYPE html>
<html lang="en">
<head>
    <title>
        HTML DOM Style Object marginTop Property
    </title>
    <style>
        div {
            border: 2px solid #04af2f;
        }
        #margin {
            border: 1px solid black;
            margin: 15px;
        }
    </style>
</head>
<body>
    <h3>
        Click to set top margin.
    </h3>
    <button onclick="fun()">Set Margin</button>
    <button onclick="funTwo()">
        Set Margin in Percentage
    </button>
    <br>
    <br>
    <div>
        <div id="margin">
            <p>Welcome to Tutorials Point.</p>
        </div>
    </div>
    <script>
        function fun() {
            document.getElementById("margin")
                .style.marginTop = "40px";
        }
        function funTwo() {
            document.getElementById("margin")
                .style.marginTop = "10%";
        }
    </script>
</body>
</html>

Get the top Margin Property

The following example gets the top margin value applied on div element.

<!DOCTYPE html>
<html lang="en">
<head>
    <title>
        HTML DOM Style Object marginTop Property
    </title>
    <style>
        div {
            border: 2px solid #04af2f;
        }
        #margin {
            border: 1px solid black;
            margin: 15px;
        }
    </style>
</head>
<body>
    <h3>
        Click to set top margin.
    </h3>
    <button onclick="fun()">Get Margin</button>
    <button onclick="funTwo()">
        Get Margin in Percentage
    </button>
    <br>
    <br>
    <p id="result"></p>
    <br><br>
    <div>
        <div id="margin">
            <p>Welcome to Tutorials Point.</p>
        </div>
    </div>
    <script>
        function fun() {
            let x=document.getElementById("margin")
                .style.marginTop = "40px";
            document.getElementById("result")
                .innerHTML="top Margin: " +x;
        }
        function funTwo() {
            let x =document.getElementById("margin")
                .style.marginTop = "10%";
            document.getElementById("result")
                .innerHTML="top Margin: " +x;
        }
    </script>
</body>
</html>

Supported Browsers

Property
marginTop	Yes 1	Yes 12	Yes 1	Yes 1	Yes 3.5

html_dom.htm

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