Style left property

Definition and usage

left Sets or returns the left position of the positioned element.

This property specifies the left position of the element, including padding, scrollbars, borders, and margins.

Tip:The positioning element is set to position property:relative,absolute or fixed elements.

Tip:To set or return the right position of the positioned element, use right property.

See also:

CSS Tutorial:CSS Positioning

CSS Reference Manual:left property

Example

Example 1

Set the left position of the <button> element:

document.getElementById("myBtn").style.left = "100px";

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Example 2

Set the left position of the <div> element:

document.getElementById("myDIV").style.left = "100px";

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Example 3

Use negative values - set the left position of the <div> element:

document.getElementById("myDIV").style.left = "-100px";

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Example 4

Return the left position of the <div> element:

alert(document.getElementById("myDiv").style.left);

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Syntax

Return left property:

object.style.left

Set left property:

object.style.left = "auto|length|%|initial|inherit"

Property value

Value Description
auto Let the browser set the left position. Default.
length Defines the left position with a length unit. Negative values are allowed.
% Sets the left position as a percentage of the parent element's width.
initial Sets this property to its default value. See initial.
inherit Inherits this property from its parent element. See inherit.

Technical details

Default value: auto
Return value: A string representing the left position of the positioned element.
CSS version: CSS2

Browser support

Chrome Edge Firefox Safari Opera
Chrome Edge Firefox Safari Opera
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